Plexon News News from Plexon http://www.plexon.com/news.rss Dialogs Plexon Inc Launches the CinePlex® Online 3D Video Acquisition and Tracking System at Neuroscience 2011 http://www.plexon.com/news_detail.html?item_id=38
FOR IMMEDIATE RELEASE

 

Plexon Inc Launches the CinePlex® Online 3D Video Acquisition and Tracking System at Neuroscience 2011


DALLAS, TX--(Marketwire - November 11, 2011) - Plexon Inc, the leader in advanced, turnkey hardware and software for neurotechnology research, announces the launch of the CinePlex® Online 3D Video Acquisition and Tracking System at Neuroscience 2011.

 

Plexon’s CinePlex product line has long been a leader in digital video recording and tracking for the neuroscience community, and the addition of the three dimensional functionality uniquely marries the recording and tracking of limb

movements in 3D from multiple cameras with highly accurate calculations for analyzing gait, speed, direction and a variety of other metrics critical to behavior analysis. CinePlex Online 3D supports multiple cameras, however only two are required. Video recording and tracking data are fully synchronized and time stamped with the OmniPlex® neural acquisition system complimenting its real time visualization of 3D object tracking.

The system also offers the most advanced – yet remarkably simple to use – calibration process permitting on-location use. For the first time, the highly innovative “mobile” characteristics free the research team from being anchored to a fixed facility, opening the doors to observing subjects in more natural settings. “We are already seeing exciting new research coming from the labs that have served as our beta users,” stated
Harvey W. Wiggins, Plexon’s President and Founder. “In one lab, the new system is being applied to spinal cord regeneration research that will ultimately lead to helping patients with severe spinal injuries.”


Researchers will have the chance to check out the new CinePlex Online 3D Video Acquisition and Tracking System , as well as the new DigiAmp™ 256 Digitizing Amplifier and the new Optogenetic Stimulation System, at Neuroscience 2011 in booth #2309 guided by any one of the system designers, or maybe even by the founder himself.

About Plexon Inc
Plexon is the pioneering provider of innovative data acquisition systems for recording and analyzing signals from the brain and peripheral nervous system launching the first multi-channel data acquisition system more than 25 years ago. Backed by decades of experience, Plexon provides specialized tools for basic neurological research, brainmachine interfaces, neurodegenerative disease research, and neuroprosthetics for the growing neurotechnology industry. Its equipment supports neuro-electrophysiology research generating scientific breakthroughs on many fronts including in Alzheimer’s disease, Parkinson’s disease, addiction, and paralysis. Plexon is trusted worldwide for
its legendary commitment to quality and customer partnership. www.Plexon.com

 

Press Release

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Sat, 12 Nov 2011 12:00:00 CST http://www.plexon.com/news_detail.html?item_id=38
Plexon Inc Launches the New Optogenetic Stimulation System at Neuroscience 2011 http://www.plexon.com/news_detail.html?item_id=36
FOR IMMEDIATE RELEASE


DALLAS, TX--(Marketwire - November 10, 2011) - Plexon Inc, the leader in advanced, turnkey hardware and software for neurotechnology research, announces the expansion of its neuroscience research equipment into the optogenetic space with the Plexon Optogenetic Stimulation System at Neuroscience 2011.

Optogenetics is a method of perturbing neural cells with specific wavelengths of light. By using a special type of gene therapy coupled with the optogenetic approach, brain researchers are able to turn certain cells on or off with a high level of specificity.


As researchers identify more applications for the innovative optogenetic techniques pioneered by labs at the Massachusetts Institute of Technology and Stanford University, they require capable commercial partners to develop the intricate systems and components. Harvey W. Wiggins, President and Founder of Plexon, commented on the new product line saying, "Plexon is always looking for ways to provide researchers with the most advanced and reliable techniques. We are excited to see not only what comes of this new product, but what advances the world will experience as a result of the researchers who utilize it."


Researchers will have the chance to check out the new Plexon Optogenetic Stimulation System, as well as the new DigiAmp™ 256 Digitizing Amplifier, at Neuroscience 2011 in booth #2309 guided by any one of the company's exceptionally experienced engineers, or maybe even by the founder himself.

 

About Plexon Inc
Plexon is the pioneering provider of innovative data acquisition systems for recording and analyzing signals from the
brain and peripheral nervous system launching the first multi-channel data acquisition system more than 25 years ago. Backed by decades of experience, Plexon provides specialized tools for basic neurological research, brainmachine
interfaces, neurodegenerative disease research, and neuroprosthetics for the growing neurotechnology industry.

Its equipment supports neuro-electrophysiology research generating scientific breakthroughs on many fronts including in Alzheimer's disease, Parkinson's disease, addiction, and paralysis. Plexon is trusted worldwide for its
legendary commitment to quality and customer partnership. www.Plexon.com

 

To learn more about Plexon please contact Crystal Coco at +1 (214) 369-4957 ext. 5298 or email her at crystal@plexon.com.   www.Plexon.com

 

 

Press Release

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Thu, 10 Nov 2011 12:00:00 CST http://www.plexon.com/news_detail.html?item_id=36
Plexon Inc Launches the New DigiAmp™ 256 Digitizing Amplifier for the OmniPlex® Neural Data Acquisition System at Neuroscience 2011 http://www.plexon.com/news_detail.html?item_id=37
FOR IMMEDIATE RELEASE

 

DALLAS, TX--(Marketwire - November 9, 2011) - Plexon Inc, the leader in advanced, turnkey hardware and software for neurotechnology research, announces the launch of the DigiAmp™ 256 Digitizing Amplifier at Neuroscience 2011.


The DigiAmp 256 is the latest in an expanding range of front-end amplifiers for the OmniPlex® neural data acquisition system.
Given the unique environment of research laboratories, the new electrically isolated DigiAmp 256 is especially
advantageous. It is designed to effectively eliminate far more "noise" during signal acquisition, providing neuroscience researchers with the cleanest signal available on the market. Cleaner signals build the foundation for more reliable results, and therefore more accurate conclusions.


The electrically isolated DigiAmp 256 samples data from 256 channels at 40kHz with a 16-bit A/D converter. The user
will have online access to the continuous wide-band & field potential data streams, plus the discontinuous waveform
segments for online spike sorting. Power is delivered over a single small communications link cable negating the need for an external power supply or battery. The low noise analog signal characteristics are consistent with what Plexon customers appreciate from OmniPlex amplifiers. "With the release of this new system we are thrilled to be providing researchers with a way to more confidently record
from a much larger population of neurons," shares Plexon's Founder and President, Harvey W. Wiggins. "When the sample size increases by this significant of a number, the confidence that researchers have in the conclusions that
are drawn increases dramatically."


Researchers will have the chance to check out the new DigiAmp 256 at Neuroscience 2011 in booth #2309.

 

About Plexon Inc
Plexon is the pioneering provider of innovative data acquisition systems for recording and analyzing signals from the brain and peripheral nervous system launching the first multi-channel data acquisition system more than 25 years ago. Backed by decades of experience, Plexon provides specialized tools for basic neurological research, brainmachine interfaces, neurodegenerative disease research, and neuroprosthetics for the growing neurotechnology industry.

Its equipment supports neuro-electrophysiology research generating scientific breakthroughs on many fronts including in Alzheimer’s disease, Parkinson’s disease, addiction, and paralysis. Plexon is trusted worldwide for its legendary commitment to quality and customer partnership. www.Plexon.com

 

To learn more about Plexon please contact Crystal Coco at +1 (214) 369-4957 ext. 5298 or email her at crystal@plexon.com.   www.Plexon.com

 

 

Press Release

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Thu, 10 Nov 2011 12:00:00 CST http://www.plexon.com/news_detail.html?item_id=37
Plexon hires Stacie Hyatt as VP, Sales and Marketing http://www.plexon.com/news_detail.html?item_id=34

Media Contact:
Crystal Coco
Plexon Inc
Phone  +1 (214) 369-4957 ext. 5298
Fax  +1 (214) 369-1775
crystal@plexon.com
www.Plexon.com

FOR IMMEDIATE RELEASE

Plexon Inc Names Stacie Hyatt as Vice President, Sales and Marketing


DALLAS, TX, October 26, 2011 – Plexon Inc, a leading provider of neurotechnology research systems, is pleased to welcome Stacie Hyatt to the company.  Ms. Hyatt joins Plexon’s management team as Vice President, Sales and Marketing and will be responsible for activities worldwide.  The addition of Ms. Hyatt to the company represents Plexon’s enthusiastic outlook and its commitment to innovation and growth.


"We saw something very special in Stacie,” shared Harvey W. Wiggins, President of Plexon. “She possesses the unique combination of business experience, technical acumen, entrepreneurship and integrity necessary to move the company forward. We believe that Stacie will absolutely thrive in the Plexon environment, and we expect great things.”


Ms. Hyatt brings more than ten years of experience in marketing, sales and product development primarily focused on highly technical medical and research products serving the neurological and cardiovascular industries.  She has worked for industry giants including Medtronic and St. Jude Medical, as well as successful small and early stage companies including WinningHabits.com and Organ Transport Systems.  Her geographical experience extends worldwide and includes several years based in Europe.  Ms. Hyatt holds an MBA from The Wharton School and a BS in bioengineering from Texas A&M University.


About Plexon Inc
Plexon is an award winning leading provider of innovative data-acquisition hardware and software for recording and analyzing signals from the brain and peripheral nervous system. Plexon provides tools for basic brain and nervous system communication research, brain-machine interfaces, and neuroprosthetics for the growing neurotechnology industry. The company is well known worldwide for its legendary commitment to quality and customer service.


To learn more about Plexon please contact Crystal Coco at +1 (214) 369-4957 ext. 5298 or email her at crystal@plexon.com.   www.Plexon.com.

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Tue, 01 Nov 2011 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=34
OmniPlex<sup>®</sup> v1.4.5 has been released http://www.plexon.com/news_detail.html?item_id=33 Please download the updated version of the OmniPlex® software at

 

http://www.plexon.com/downloads.html#Software  under Installation Packages. 

 

Please follow us on Twitter and Facebook for up to date information on software updates!

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Tue, 27 Sep 2011 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=33
OmniPlex<sup>®</sup> v1.4.4 has been released http://www.plexon.com/news_detail.html?item_id=31 Please download the updated version of the OmniPlex® software at

 

http://www.plexon.com/downloads.html#Software  under Installation Packages. 

 

Please follow us on Twitter and Facebook for up to date information on software updates!

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Wed, 31 Aug 2011 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=31
Offline Sorter v3.2.3 has been released http://www.plexon.com/news_detail.html?item_id=32 Please download the updated version of the Offline Sorter software at

 

http://www.plexon.com/downloads.html#Software  under Installation Packages. 

 

Please follow us on Twitter and Facebook for up to date information on software updates!

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Mon, 22 Aug 2011 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=32
Brain in a Dish comes Alive - ABC Science http://www.plexon.com/news_detail.html?item_id=30 http://www.abc.net.au/science/articles/2011/06/30/3257825.htm

 

Brain in a dish comes alive
Alyssa Danigelis


Discovery News (http://dsc.discovery.com/news/news.html )


It's alive A computer chip marinated in neurons and stem cells creates
super bursts of activity and could someday help stroke victims' brains
heal, say US researchers.
A stroke is likened to a meteorite impact. There's a central "core of death"
surrounded by silenced neural networks. So far, no one has figured out a
way to turn those neurons back on.
But by adding adult stem cells to a "brain in a dish" comprised of rat
neurons, researchers at the University of Florida (http://www.ufl.edu/ ) could
find a way to reboot the brain - essentially waking up quiet circuits and
regenerating the core.
"We take normal neurons, simulate a stroke event, and implant adult
stem cells," says Thomas DeMarse, a research scientist at the University of
Florida who is working on the transplant model with Assistant Professor
Brandi Ormerod and PhD student Crystal Stephens.
The brain in the dish, or as the scientists prefer to call it, the ""biologically
relevant neural model," is a computer chip with an array of 60
microelectrodes that measure the action potential of neurons grown on
top. The microelectrode array (MEA) records the brain cell signals so the
scientists can analyze them.
"The beauty of the MEA is that it doesn't just tell you the activity of one
neuron, it tells you the activity of hundreds at the same time," says
DeMarse.
Using MEAs is not new, DeMarse used one in 2004 to show that brain
cells could be used to control a flight simulator. But adding adult stem
cells to the mix in vitro, that is, in an experiment outside the brain, is the
new part.
First, they put cells from an embryonic rat brain in the dish. Those
neurons began firing and gradually started "talking" to one another. After about a month, the cells generated stable
activity patterns, bursting in unison.
At that point the scientists added neural progenitors, adult stem cells, to the network in the dish, which hadn't been done
before. The adult stem cells were harvested from rats and were tagged with green fluorescent proteins so they could be
distinguished from the original cells in the dish.
Bursts of activity
Neural progenitors are a promising strategy because they can only make brain cells and aren't going to turn into eyeballs
or toenails, says Ormerod.
"After we got the stem cells in, one of the things we wanted to know is, 'Are they functionally integrating into the
network?'" says DeMarse. "One of the first things we saw was a dramatic change in the pattern of activity."
The co-culture generated super bursts of activity, which is usually only found in a developing mammalian brain.
"If you rebuild an area [of the brain], you somehow have to get it to talk to the surrounding areas," says Ormerod.
The adult stem cells might actually facilitate the communication between existing brain cells and new ones, enabling
doctors to one day reboot the silenced cells of a brain. The researchers recently submitted their findings to the Journal of
Neuroscience ( http://www.jneurosci.org/ ) .

Edward Keefer is chief neuroscientist at Plexon, a Dallas-based company that manufactures neurophysiology equipment
including an array containing 4096 electrodes. He is familiar with DeMarse and Ormerod's current research.
The scientists are using the system to ask questions about precisely what happens when new stem cells are added. "This
in-vitro system - working outside the brain, but in a culture dish - is an attempt to explore those types of questions," says
Keefer. "I think it can make a valuable contribution."
He says the answers could help determine just how many cells will be needed to restore brain function. "It's an
experiment in progress."

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Thu, 30 Jun 2011 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=30
CinePlex<sup>®</sup> v3.2.0 has been released http://www.plexon.com/news_detail.html?item_id=29 Please download the updated version of the CinePlex® software at

 

http://www.plexon.com/downloads.html#Software  under Installation Packages. 

 

Please follow us on Twitter and Facebook for up to date information on software updates!

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Wed, 25 May 2011 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=29
OmniPlex<sup>®</sup> v1.4.2 has been released http://www.plexon.com/news_detail.html?item_id=26 Please download the updated version of the OmniPlex® software at

 

http://www.plexon.com/downloads.html#Software  under Installation Packages. 

 

Please follow us on Twitter and Facebook for up to date information on software updates!

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Thu, 12 May 2011 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=26
PlexUtil<sup>®</sup> Version 3.0.0 Released http://www.plexon.com/news_detail.html?item_id=25 PlexUtil Installation

http://www.plexon.com/downloads.html#Software

 

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Fri, 08 Apr 2011 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=25
Plexon works with UTA on DARPA grant http://www.plexon.com/news_detail.html?item_id=24 February 9, 2011

Plexon works with Mario Romero-Ortega from UT Arlington on prosthetic arm.

New generation of prosthetic gets closer to the real limb

ARLINGTON - A UT Arlington bioengineer has built a neural interface that he thinks will lead to a better prosthetic arm that will allow more movement and eventually sensation for military veterans who desperately need them. Mario Romero-Ortega and his team at The University of Texas at Arlington have obtained a new $2.2 million grant from DARPA, the research and development office for the U.S. Department of Defense, to further the development of technology that will allow amputees to naturally control and feel bionic limbs. The grant is part of a program known as reliable neural interfacing (RENET), led by Dr. Jack Judy, program director of DARPA’s Microsystems Technology Office in Arlington, Va. Robotic prosthetics has advanced from the simple hooks used starting in the 1850s to multi-finger, electronically controlled hands with 22 degrees of freedom. The modern devices closely resemble a human hand. But neural interfaces are required to give amputees the most natural control and sensory perception. The process involves connecting the robotic prosthetic to the nervous system of the user. Current essential technology is unreliable. Human arms are controlled through thousands of nerve “channels” that allow the limb, hand and fingers to operate independently precisely. The channels allow for motion and sensory control. By contrast, the most advanced neural interface for prosthetic arms uses six to eight channels and allows only for simple movement without sensation. Neural interfaces directly implanted in the brain can provide hundreds more channels, but require invasive surgery. “What makes our research different is that we’re putting the neural interface in the limb itself,” said Romero-Ortega, speaking of the tiny interfaces that allow the arm to interpret what the brain is telling it to do, and for the brain to interpret what the arm is doing. About 90 percent of existing research in robotics and prosthetics focuses on the head, in what is called Brain-Machine Interfaces, Romero-Ortega said. Yet there is still no long-term, neural-electronic interface, he said. “Our research moves away from the head and into the appendage itself, looking for neural reliability and stability. It integrates the nerve into electrodes through nerve regeneration,” he added. Romero-Ortega’s team wants to open up more of those channels to the arm through electrical and molecular engineering. The aim is to find clear signals, and results that lead to clinically viable engineered systems with sufficient reliability and stability for 50 to 70 years of usage. Romero-Ortega said initial testing shows the potential to open up hundreds of nerve channels to a prosthetic. These open channels will enable the body to control the prosthetic as if it were real, giving new functionality to amputees, such as military veterans who have survived catastrophic injuries to their limbs. Romero-Ortega said team members bring unique strengths to the research lab. His expertise is in neuroscience, nerve regeneration, molecular biology and regenerative neural interface. Young-tae Kim, a UT Arlington bioengineering assistant professor, works with markers of inflammation, bioengineering, neurointerfaces and histology. Yan Li, a UT Arlington assistant professor of mathematics, specializes in biostatistics and biometrics. The project also includes Harvey Wiggins and Edward Keefer, president/founder and research scientist of Dallas-based Plexon, who bring their expertise in neurophysiology, multi-electrode electrophysiology and biochemistry to the research effort. Romero-Ortega’s work is representative of the research that takes place at The University of Texas at Arlington, a comprehensive research institution of nearly 33,000 students in the heart of North Texas. Visit www.uta.edu to learn more.

 

http://www.uta.edu/ucomm/mediarelations/press/2011/02/romero-ortega-neurobiology-research.php

 

For more information about the company and its products, call 214-369-4957 or visit www.plexon.com.

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Wed, 09 Feb 2011 12:00:00 CST http://www.plexon.com/news_detail.html?item_id=24
OmniPlex<sup>®</sup> v1.3.0 has been released http://www.plexon.com/news_detail.html?item_id=23 Please download the updated version of the OmniPlex® software at

 

http://www.plexon.com/downloads.html#Software  under Installation Packages. 

 

Please follow us on Twitter and Facebook for up to date information on software updates!

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Fri, 17 Dec 2010 12:00:00 CST http://www.plexon.com/news_detail.html?item_id=23
OmniPlex<sup>®</sup> v1.2.0 has been released http://www.plexon.com/news_detail.html?item_id=22 Please download the updated version of the OmniPlex® software at

 

http://www.plexon.com/downloads.html#Software  under Installation Packages. 

 

Please follow us on Twitter and Facebook for up to date information on software updates!

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Mon, 04 Oct 2010 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=22
OmniPlex<sup>®</sup> Version 1.1.0 Released http://www.plexon.com/news_detail.html?item_id=21

MAIN CHANGES

 

OmniPlex® Manual

----------------------

None, but see Quick Start Guide that is installed in the Manual folder.

 

Improvements

------------------

- added support for up to 128 channel configurations (using two AD64 cards + two amplifiers)

- added support for strobed (mode 3) digital input operation on both DI ports

- added optional user-configurable spike low-pass filter for use in high-noise environments

- added ability to automatically load a defaults or user-designated PXC file when PlexControl starts up

- significantly reduced CPU usage, especially during recording

- improved speed of command processing (e.g. set all channels to same gain or threshold)

 

Changes

-------------

- fixed spike/FP separator filters to use Bessel filters instead of Butterworth

 

Bug Fixes

-------------

- fixed crash that sometimes occurred after changing sorting methods

- fixed crash that sometimes occurred when waveform length was increased

- fixed numerous UI bugs

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Wed, 23 Jun 2010 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=21
Plexon June 2010 Newsletter http://www.plexon.com/news_detail.html?item_id=20 Plexon June 2010 Newsletter is now available!

http://www.plexon.com/company.html#Newsletters

 

 

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Tue, 01 Jun 2010 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=20
Plexon Technical Workshop and Training - 2010 http://www.plexon.com/news_detail.html?item_id=18
The 2010 Plexon Technical Workshop was held on March 23-25 in Dallas, Texas.

43 neuroscientists from the US, Canada, Europe, and Asia attended the 3-day technical workshop. The meeting resulted in many detailed, practical discussions and hands-on training sessions with the Plexon staff.

 

The power point presentations and other materials from the meeting are available for download below.

Pictures from the meeting are also available below.

 

 

Description

 

The workshop covered a variety of topics related to extracellular neural recording, including

  • OmniPlex data acquisition tutorial and training - Dr. Sherman Wiebe, Plexon
  • MAP and Recorder system tutorial and training - Damon Gee and Chris Heydrick, Plexon
  • Spike sorting methods and approaches in Offline Sorter including automatic and batch-mode processing - Dr. Sherman Wiebe and Dr. Dave Schmid
  • CinePlex video capture, position tracking, and behavioral analysis - Dr. Rebecca Burwell, Brown University; Dr. Tanya Mukhina, Plexon
  • U-Probe electrode implantation procedures and recording - Dr. Bruce Cumming, NIH
  • Floating microeletrode array (FMA) implantation and recording - Dr. Adam Davidson, Laboratory of Dr. Marc Schieber, University of Rochester
  • Filters, phase transforms, and FPAlign - Dr. Craig Patten, Plexon
  • Spike-FP and FP-FP Coherence Analysis - Dr. Hemant Bokil, Cold Spring Harbor Laboratory and Medametrics LLC
  • Chronic microwire array implantation procedure in rat - Andrew Klein, Plexon
  • Neurophysiological data analysis in Neuroexplorer - Alex Kirilov, Plexon and Nex Technologies
  • Introduction and demonstration of new 4-ch and 8-ch disposable microdrive for rodent - Robert Rennaker, University of Texas at Dallas
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Tue, 23 Mar 2010 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=18
Plexon Delivers 500th 'Harvey Box' http://www.plexon.com/news_detail.html?item_id=5 25 years of neural data acquisition and analysis leads to 500th system sale

DALLAS -(Business Wire)-

Plexon Inc, www.plexoninc.com, Dallas-based maker of neurotechnology research systems, announced the sale of its 500th Multi-Channel Acquisition Processor (MAP) system since the company was founded in 1983.

The MAP system, or "Harvey Box" as it is called by many brain researchers after its inventor, Harvey Wiggins, is a modular system used for amplifying, filtering and sorting extracellular spike action potentials in real time from up to 128 microelectrodes that are implanted in the brain and nervous system. The original development work on the MAP system was funded through SBIR grants in the early 1990s from the NIH Neural Prosthesis Program under the direction of Dr. William Heetderks.

Although new methods of brain imaging such as fMRI have helped locate many functional regions in the brain, researchers require greater spatial and temporal signal resolution to reveal how brain cells encode information. Plexon's MAP system provides this high level of resolution by recording directly from individual neurons.

"The MAP system is specially designed to record and analyze signals from many individual brain cells simultaneousely," said Sherman Wiebe, Ph.D., Plexon Director of Sales and Marketing. "This has driven our annual sales of the device steadily higher since its market launch in 1994."

The original system effectively spawned Plexon's growing product line, which today includes everything from electrodes and electrode microdrive positioning systems, to the preamplifiers that isolate and condition the signals, spike sorting and analysis programs, video recording and tracking systems, and other innovations for neurophysiology research.

"A passion for neuroscience research, innovative product development, and dedicated customer support are important reasons for Plexo's longevity and widespread recognition as the industry's standard-bearer," said Harvey Wiggins, Plexon president.

Over the years, Plexon has played a significant role in supplying equipment for research projects that have had a significant impact on the scientific community's understanding of the brain. Research areas include:

  • neuorprosthetics and brain-maching interface research
  • basic sensory perception and motor control
  • attention, cognition, and decision-making
  • sleep studies

Some notable Plexon customers over the years include:

  • Richard Andersen, Caltech
  • Samual Deadwyler, Wake Forest University School of Medicine
  • Robert Desimone, McGovern Institute for Brain Research, MIT
  • Howard Eichenbaum, Boston University
  • Earl Miller, Picower Institute for Learning and Memory, MIT
  • Miguel Nicolelis, Duke University
  • Andrew Schwartz, University of Pittsburgh School of Medicine
  • Joe Tsien, Medical College of Georgia

"Although Plexon's systems are not inexpensive, they represent a very good lifetime value given their reliability and durability," said Dr. Wiebe. "Many of the original systems sold over a decade ago are still actively used, supporting multiple generations of scientists and contributing to the results of long-standing neurological studies. We take pride in our ongoing relationships with our customers and our customer support, which extends many years after the sale."

Along with the popularity of the MAP system, Plexon has grown steadily over the years. Plexon now employs 25 people in Dallas, Texas, serving more than 400 neuroscience research labs, hospitals, and pharmaceutical companies.

For more information about Plexon or the MAP system, contact Sherman Wiebe at 214-369-4957 or visit www.plexoninc.com.

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Tue, 21 Oct 2008 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=5
Plexon Inc Announces Major Sale to Dr. Joe Tsien of Medical College of Georgia nd IBFG, Shanghai, China http://www.plexon.com/news_detail.html?item_id=7 Plexon Inc Announces Major Sale to Dr. Joe Tsien of Medical College of
Georgia and IBFG, Shanghai, China

DALLAS-(Business Wire)

Plexon, Inc., www.plexon.com, Dallas-based developer of neurotechnology research systems, is pleased to announce the sale of over $1.2 million in neuroscience research equipment, including several of Plexon's acclaimed Multi-channel Acquisition Processor (MAP) systems, to Dr. Joe Tsien, Ph.D., Co-director of the Brain Discovery Institute, Georgia Research Alliance Eminent Scholar in Systems Neurobiology, and Professor of Neurology at the Medical College of Georgia in Augusta.

Dr. Tsien's purchase spans the entire Plexon product line, including headstage amplifiers, multiple 128-channel MAP boxes, four of which are synchronized to function as a combined 512-channel system, real-time acquisition and offline spike sorting software for multi-trodal electrodes, as well as newly-developed CinePlex™ video tracking and behavioral analysis software. Dr. Tsien uses Plexon MAP equipment and software for acquiring and analyzing the spike action and local field potentials from implanted microelectrodes in mice and other animals.

"We considered two other suppliers before choosing Plexon," Dr. Tsien said. "However, our positive experience in working with Plexon over the past seven years, combined with their system's ease-of-use, superior functionality and flexibility in responding to our particular research requirements made Plexon the clear choice."

Dr. Tsien cited Plexon's superior online data display, stereotrode and tetrode spike sorting ability, willingness to synchronize multiple MAP systems to achieve high-density recording, and increased video capture speed and processing capability as specific points of difference for selecting Plexon. He also collaborates with a group of neuroscience researchers at the Shanghai Institute of Brain Functional Genomics who use the same Plexon equipment; this common technological platform facilitates the seamless sharing of information and transition of people across continents.

Dr. Tsien will employ the new equipment in his continued study of how the brain processes, modifies and stores information related to episodic memory and cognition. His recent experimental discoveries were featured in the March 2005 issue of the Proceedings of the National Academy of Sciences, the July 2007 cover story of Scientific American and the March 2008 issue of Der Spiegel newsweekly.

"By studying high density recordings of neuronal ensembles in genetically engineered mouse models, we hope to gain a window of understanding into the mechanisms by which diseases such as Alzheimer's interfere with information processing in the brain," Dr. Tsien said. He will use the new Plexon equipment to record simultaneous neural activity in multiple brain regions.

Dr. Tsien gained fame in 1999 when he created a genetically enhanced smart mouse known as "Doogie" at Princeton University. Doogie performed substantially better than other mice on recognition memory tests. That year, Dr. Tsien made the cover of Time magazine, and his work was named among Science magazine's top 10 scientific breakthroughs.

"We have been a trusted supplier of Dr. Tsien since his first purchase with us at Princeton University in 2003," said Sherman Wiebe, Ph.D., Plexon Director of Sales and Marketing. "Since then, we have followed his program to East China Normal University in Shanghai, to Boston University and now the Medical College of Georgia. This sale marks the natural progression of that continuing relationship." Plexon is currently working with Dr. Tsien to develop a new set of automated video-based behavioral analyses within the Plexon CinePlex&TM; platform.

Harvey Wiggins, who invented the MAP system, or "Harvey Box" as it is widely known today, founded Plexon in 1983. The company currently works with more than 400 research labs, hospitals, pharmaceutical companies and universities worldwide, and provides a full line of neural data acquisition equipment and analysis software, video recording and tracking systems, headstage amplifiers, electrodes, electrode microdrives and other innovations and accessories for electrophysiological research. The original development work on the MAP system was funded as an SBIR grant from the NIH Neural Prosthesis Program under the direction of Dr. William Heetderks.

For more information about Plexon or the MAP system, contact Sherman Wiebe at 214-369-4957 or visit www.plexon.com.

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Tue, 24 Jun 2008 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=7
36th Annual Meeting of the Society for Neuroscience http://www.plexon.com/news_detail.html?item_id=8 August 22, 2006

Plexon to Exhibit at the 2006 Society for Neuroscience, Annual Meeting

Dallas, Texas - Plexon Inc., a developer of hardware and software for brain and nervous system research, will be demonstrating their systems at the 2006 Society for Neuroscience, Annual meeting in Atlanta Georgia.

About Plexon
Plexon Inc. provides innovative data acquisition hardware and software for recording and analyzing signals from the brain and nervous system. Based in Dallas, Texas, Plexon supplies tools for basic brain and nervous system communication research, neural biosensors for drug and environmental screening, brain-machine interfaces and neuroprosthetics for the growing neurotechnology industry. For more information about the company and its products, call 214-369-4957 or visit www.plexon.com.

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Wed, 26 Jul 2006 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=8
Spike Train Analysis Workshop http://www.plexon.com/news_detail.html?item_id=9 July, 2006

Plexon to Exhibit at the 2006 Society for Neuroscience, Annual Meeting

Dallas, Texas - Plexon Inc, a developer of hardware and software for brain and nervous system research,will be attending the UK Spike Train Workshop at the University of Newcastle.

"Newcastle has recently been awarded an EPSRC grant to host a major international workshop on spike train analysis. Technology to record from small populations of neurones has improved rapidly over the last decade; however, advances in analytic techniques to interrogate this massive data stream have lagged behind. The workshop aims to bring together individuals from neuroscience, mathematics, computing and statistics to work on developing novel analytic tools."

"Each participant will be expected to come with an analysis problem, for which existing techniques are inadequate. After giving brief presentations on their problem, participants will work to develop novel solutions. This will involve informal discussions, and trying out ideas generated by actually programming them. To assist this, each participant will have access to a networked workstation running MATLAB software for the entire duration of the workshop. Didactic lectures are scheduled throughout the workshop to introduce participants to cutting ege techniques from computer science, such as distributed computing and advanced data visualisation. By offering an open, collaborative environment with a wide range of expertise, we hope many delegates will make progress with their analysis problems which would not otherwise have been possible."

When is the Workshop?
The workshop is scheduled to run for 2 weeks, from 28th August - 8th September, in the University of Newcastle. All travel, accommodation and subsistence expenses for participants will be met.

How can I apply?
Places will allocated by open competition, via an application process which has now been determined. Click here to find more application information.

For further information see the list of FAQ's. For general queries regarding the Workshop or to be placed on the application e-mail list, please contact Dr Stuart Baker (stuart.baker@ncl.ac.uk).

About Plexon
Plexon Inc provides innovative data acquisition hardware and software for recording and analyzing signals from the brain and nervous system. Based in Dallas, Texas, Plexon supplies tools for basic brain and nervous system communication research, neural biosensors for drug and environmental screening, brain-machine interfaces and neuroprosthetics for the growing neurotechnology industry. For more information about the company and its products, call 214-369-4957 or visit www.plexon.com.

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Sun, 16 Jul 2006 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=9
Plexon Donates Brain Research Equipment to Shanghai Jiao Tong University http://www.plexon.com/news_detail.html?item_id=10 August 22, 2005

Plexon Donates Brain Research Equipment to Shanghai Jiao Tong University:
Donation further expands Plexon's role in China

Dallas, Texas - Plexon Inc, a developer of hardware and software for brain and nervous system research, announces it is donating one of its MEA Workstations to Shanghai Jiao Tong University (SJTU). Tracy Wiggins, Plexon engineer and wife of Plexon founder Harvey Wiggins, received her undergraduate degree from Jiao Tong where she studied biomedical engineering. The donation will be made in the name of Tracy and Harvey Wiggins.

Shanghai Jiao Tong will use the MEA Workstation to study how internal cell layers of the retina process light intensity and color. It permits 64 channels of neural signals from the cells of the retina, which have been placed on a multi-electrode array (MEA) plate, to be recorded and analyzed in real-time. The system computes and displays statistical features of the response of the retinal cells to light stimulation. Tracy Wiggins' classmate of 20 years ago, Pei-ji Liang, D. Phil., is now a professor of biomedical engineering at Jiao Tong and is leading the research.

"Plexon's MEA Workstation will allow us to expand our research in light processing by the retina and ultimately provide more biological knowledge for the application of retinal prostheses to retina degeneration disease," said Dr. Liang, Professor and Group Head, Laboratory of Neural Information Processing, Department of Biomedical Engineering, Shanghai Jiao Tong University. "The Plexon equipment will facilitate our research by providing real-time neural spike processing and immediate feedback of the progress of our experiments."

Plexon's donation of neuroscience research equipment to Jiao Tong is believed to be the first of its kind by a U.S. company to a Chinese university. Plexon has already delivered six Plexon Multichannel Acquisition Processor (MAP) systems to East China Normal University. Several more sales in China are expected in the near future.

"I'm pleased we are able to support scientific research with the donation of the MEA Workstation to my alma mater," said Tracy Wiggins of Plexon. "Shanghai Jiao Tong was the first university in China to establish an interdisciplinary program in biomedical engineering and is known as the Asian MIT. Coincidently, I received a graduate electrical engineering degree from the University of Texas at Dallas (UTD), which has a relationship with Jiao Tong."

Plexon's MAP systems are also deployed by the UTD Aging and Memory Research Lab. Shanghai Jiao Tong University, University of Texas at Dallas, Shanghai Zhizu Science-Based Industrial Park and Greater Dallas Chamber of Commerce signed a "four-corner" Memorandum of Understanding for joint intellectual and economic development for both regions.

"Plexon's effort is an important step in the implementation of the joint development," said Dr. Da Hsuan Feng, Vice President for Research and Graduate Education at UTD. "I am really pleased to see that Plexon has developed such a relationship with one of China's premier universities."

Plexon is continuing to build a strong relationship with China and has recently helped sponsor two Chinese conferences - The Third International Symposium on Brain Functional Genomics in Shanghai on May 26, and The First International Conference and USA-China Joint Workshop on Neural Interface and Control on May 26-28 in Wuhan, China.

About Plexon
Plexon Inc provides innovative data acquisition hardware and software for recording and analyzing signals from the brain and nervous system. Based in Dallas, Texas, Plexon supplies tools for basic brain and nervous system communication research, neural biosensors for drug and environmental screening, brain-machine interfaces and neuroprosthetics for the growing neurotechnology industry. For more information about the company and its products, call 214-369-4957 or visit www.plexon.com.

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Mon, 22 Aug 2005 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=10
Plexon to Co-sponsor Upcoming China Conference http://www.plexon.com/news_detail.html?item_id=12 May 24, 2005

Plexon to Co-Sponsor Upcoming China Conferences

Plexon Inc, based in Dallas, Texas, is co-sponsoring two significant scientific conferences in China.

The Third International Symposium on Brain Functional Genomics will be held at East China Normal University in Shanghai, China, May 26. This symposium will focus on recent progress in understanding a variety of brain research. Neurobiologist and Plexon customer Joe Z. Tsien, Ph.D., will speak on "Memory Coding Units in the Hippocampal Network." Dr. Tsien is director of the Institute of Brain Functional Genomics at Each China Normal University as well as professor of pharmacology and biomedical engineering at Boston University.

The First International Conference and USA-China Joint Workshop on Neural Interface and Control (CNIC) will be held in Wuhan, China, May 26-28. This conference will bring together the world's leading experts in a wide range of neural research field to present their most recent work.

About Plexon
Plexon Inc, based in Dallas, Texas, develops and markets innovative hardware and software for brain and nervous system communication research, neural biosensors for drug and environmental screening, brain-machine interfaces and neuroprosthetics for the growing neurotechnology industry. For more information about the company and its products, call 214-369-4957 or visit www.plexon.com.

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Tue, 24 May 2005 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=12
Boston University Researchers Use Plexon System in Recent Memory Formation Discovery http://www.plexon.com/news_detail.html?item_id=13 April 12, 2005

Boston University Researchers Use Plexon System in Recent Memory Formation Discovery

Researchers at Boston University, led by neurobiologist Joe Z. Tsien, Ph.D., have discovered the neural coding units of th brain for forming memory, as well as a mathematical way to universally measure and categorize brain codes across different individuals and animal species.

To find these results, Tsien used a Multichannel Acquisition Processor (MAP) from Plexon Inc. The MAP system is used in neurophysiological research to record the activity of a large number of individual brain cells (neurons) as well as lower frequency EEG signals (field potentials) during different behavioral states. Tsien also used Plexon's Offline Sorter software, which can be used to select and classify signals from individual neurons.

About Plexon
Plexon Inc, based in Dallas, Texas, develops and markets innovative hardware and software for brain and nervous system communication research, neural biosensors for drug and environmental screening, brain-machine interfaces and neuroprosthetics for the growing neurotechnology industry. For more information about the company and its products, call 214-369-4957 or visit www.plexon.com.

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Tue, 12 Apr 2005 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=13
Plexon Named One of Fastest Growing Technology Companies Deloitte Texas Crescent Fast 50 and North America Fast 500 http://www.plexon.com/news_detail.html?item_id=14 August, 2004

Plexon Receives Recognition as One of Fastest Growing Technology Companies in the DFW Metroplex

Dallas, Texas - Plexon Inc was recognized as one of the fastest growing technology companies in the five-year category at the annual Tech Titans award program organized by the Metroplex Technology Business Council.

Tech Titans honors companies and individuals that develop or use technology in a unique and innovative way in the Dallas/Fort Worth Metroplex and entire North Texas region. The Tech Titans awards were launched in 2001 by the Metroplex Technology Business Council. The Tech Titans committee is a group of volunteers that each year organizes the annual awards ceremony. Judges are drawn from a variety of disciplines in technology, leaders in the area and past winners. For more information, visit www.tech-titans.com.

About Plexon
Plexon Inc. provides innovative data acquisition hardware and software for recording and analyzing signals from the brain and nervous system. Based in Dallas, Texas, Plexon supplies tools for basic brain and nervous system communication research, neural biosensors for drug and environmental screening, brain-machine interfaces and neuroprosthetics for the growing neurotechnology industry. For more information about the company and its products, call 214-369-4957 or visit www.plexon.com.

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Wed, 20 Oct 2004 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=14
Plexon Recognized as Finalist for 2004 DFW Tech Titans Award http://www.plexon.com/news_detail.html?item_id=15 August, 2004

Plexon Receives Recognition as One of Fastest Growing Technology Companies in the DFW Metroplex

Dallas, Texas - Plexon Inc. was recognized as one of the fastest growing technology companies in the five-year category at the annual Tech Titans award program organized by the Metroplex Technology Business Council.

Tech Titans honors companies and individuals that develop or use technology in a unique and innovative way in the Dallas/Fort Worth Metroplex and entire North Texas region. The Tech Titans awards were launched in 2001 by the Metroplex Technology Business Council. The Tech Titans committee is a group of volunteers that each year organizes the annual awards ceremony. Judges are drawn from a variety of disciplines in technology, leaders in the area and past winners. For more information, visit www.tech-titans.com.

About Plexon
Plexon Inc provides innovative data acquisition hardware and software for recording and analyzing signals from the brain and nervous system. Based in Dallas, Texas, Plexon supplies tools for basic brain and nervous system communication research, neural biosensors for drug and environmental screening, brain-machine interfaces and neuroprosthetics for the growing neurotechnology industry. For more information about the company and its products, call 214-369-4957 or visit www.plexon.com.

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Tue, 24 Aug 2004 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=15
Plexon Receives Recognition as One of the Fastest Growing Technology Companies in the DFW Metroplex http://www.plexon.com/news_detail.html?item_id=11 August 19, 2005

Plexon Receives Recognition as One of Fastest Growing
Technology Companies in the DFW Metroplex

Dallas, Texas - For the second year in a row, Plexon Inc was recognized as one of the fastest growing technology companies in the five-year category at the annual Tech Titans award program organized by the Metroplex Technology Business Council (MTBC). This year, Plexon was named the 18th fastest growing technology company by the MTBC.

Tech Titans honors companies and individuals that develop or use technology in a unique and innovative way in the Dallas/Fort Worth Metroplex and entire North Texas region. The Tech Titans awards were launched in 2001 by the Metroplex Technology Business Council. The Tech Titans committee is a group of volunteers that each year organizes the annual awards ceremony. Judges are drawn from a variety of disciplines in technology, leaders in the area and past winners. For more information, visit http://metroplextbc.org/techtitans/.

About Plexon
Plexon Inc. provides innovative data acquisition hardware and software for recording and analyzing signals from the brain and nervous system. Based in Dallas, Texas, Plexon supplies tools for basic brain and nervous system communication research, neural biosensors for drug and environmental screening, brain-machine interfaces and neuroprosthetics for the growing neurotechnology industry. For more information about the company and its products, call 214-369-4957 or visit www.plexon.com.

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Thu, 19 Aug 2004 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=11
Plexon Introduces Modular Electrode Drives for Brain and Nervous System Electrical Activity Recording to its Product Line http://www.plexon.com/news_detail.html?item_id=16 July 1, 2004

Plexon Introduces Modular Electrode Drives for Brain and Nervous System Electrical Activity Recording to Its Product Line

Dallas, Texas - Plexon Inc today announced the introduction of modular electrode drives for recording electrical activity of the brain and nervous system to its product line. Plexon is marketing the electrode drives in North America, South America and Asia through an agreement with the developer and manufacturer, NAN Instruments, Inc. (Nazareth, Israel).

"The Electrode Drives integrate seamlessly with the rest of Plexon's neurotechnology product line to create an end-to-end neural recording solution," said Harvey Wiggins, founder and president of Plexon. "In this collaborative effort with NAN Instruments, we can now offer our customers electrode drives with the flexibility and channel count they need for neurophysiological research."

Nabeel Abu Nassar, founder of NAN Instruments, states, "We are pleased to collaborate with Plexon to market the NAN Electrodes Drives, provided its growing number of customers in the United States and internationally. We also look forward to future opportunities for additional collaborations."

As one of the first users of the NAN Electrode Drives, Dr. Joshua Gold, assistant professor of Neuroscience at the University of Pennsylvania who is researching on how the brain interprets sensory information and issues motor commands to guide behavior, states, "The NAN Electrode Drives are lightweight, accurate and easy to configure, set up and use. The drive was designed and manufactured so well that it instantly became the workhorse of my lab."

Through the use of the Electrode Drives, neurophysiology customers can more easily position electrodes or tetrodes (4-site electrodes) within a grid in the XYZ plane. The Electrode Drives come with a brushless motor and computer-controlled electrode advancement system with ensures accurate electrode positioning in the Z direction. A single drive can accommodate up to 25 single-site electrodes, or, with tetrodes, up to 100 electrodes.

About Plexon
Plexon Inc provides innovative data acquisition hardware and software for recording and analyzing signals from the brain and nervous system. Based in Dallas, Texas, Plexon supplies tools for basic brain and nervous system communication research, neural biosensors for drug and environmental screening, brain-machine interfaces and neuroprosthetics for the growing neurotechnology industry. For more information about the company and its products, call 214-369-4957 or visit www.plexon.com.

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Thu, 01 Jul 2004 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=16
Plexon Announces East China Normal University Utilizes MAP System for Neural Research into Alzheimer's Disease http://www.plexon.com/news_detail.html?item_id=17 April 20, 2004

Plexon Announces East China Normal University Utilizes MAP System for Neural Research into Alzheimer's Disease

Plexon Expands Neurotechnology Product Marketing in China

Dallas, Texas - Plexon Inc today announced East China Normal University (ECNU) in Shanghai has equipped its new Shanghai Institute of Brain Functional Genomics with four of Plexon's Multichannel Acquisition Processor (MAP) Systems for neural signal acquisition and analysis research on Alzheimer's disease. ECNU marks Plexon's first product sale in China and the company plans to continue expanding marketing efforts in the country. The use of Plexon's MAP System allows for the acquisition of neural data, which enables ECNU to further research on the function of genes and their dynamic interactions at the molecular, physiological and behavorial levels and to discover the gene mutation for the early onset of Alzheimer's disease.

"We are pleased East China Normal University will utilize Plexon's MAP System for the acquisition and analysis of neural data for their genetic research in Alzheimer's disease," said Harvey Wiggins, Plexon's founder and president. "East China Normal University's use of our neurotechnology products marks an important milestone for Plexon as it initiates our products' entrance into the neuroscience research market in China. Plexon's MAP System is unique compared to other systems on the market for its 'large channel count' and ability to display data for immediate use."

"Plexon's MAP System was chosen for use at the Shanghai Institute of Brain Functional Genomicsfor its advanced functionality and ease of use in analyzing neural signals from many electrodes simultaneously," stated Dr. Joe Tsien, director of the Shanghai Institute of Brain Functional Genomics at East China Normal University and assistant professor of Molecular Biology at Princeton University.

About East China Normal University
East China Normal University (ECNU) established the Shanghai Institute of Brain Functional Genomics in 2002, in Shanghai, China. Brain Functional Genomics presents a new multidisciplinary field that aims to study the function of genes and their dynamical interactions through systematic analyses at molecular, physiological and behavioral levels in both genetically modified and unmodified animals. For more information on the Shanghai Institute of Brain Functional Genomics, please visit www.ecnu.edu.cn/sbg/introductione.htm or for more information on ECNU, please visit www.ecnu.edu.cn/english.

About Plexon
Plexon Inc provides innovative data acquisition hardware and software for recording and analyzing signals from the brain and nervous system. Based in Dallas, Texas, Plexon supplies tools for basic brain and nervous system communication research, neural biosensors for drug and environmental screening, brain-machine interfaces and neuroprosthetics for the growing neurotechnology industry. For more information about the company and its products, call 214-369-4957 or visit www.plexon.com.

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Tue, 20 Apr 2004 12:00:00 CDT http://www.plexon.com/news_detail.html?item_id=17