News tagged with optical biosensor
Nanoneedle is small in size, but huge in applications
Nanotechnology / Bio & Medicine
Apr 28, 2009 |
5 / 5 (4) |
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(PhysOrg.com) -- Researchers at the University of Illinois have developed a membrane-penetrating nanoneedle for the targeted delivery of one or more molecules into the cytoplasm or the nucleus of living cells. ...
Search results for optical biosensor
'Femtomolar Optical Tweezers' May Enable Sensitive Blood Tests
Nov 13, 2008 |
4.7 / 5 (3) |
1
(PhysOrg.com) -- Cutting-edge “tweezers” are so sensitive that they can feel the tell-tale tug of tiny concentrations of pathogens in blood samples, yet don’t ever need to be sterilized—or even held—as they ...
Biosensor to help enlist cancer resistance fighters?
Oct 23, 2009 |
not rated yet |
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(PhysOrg.com) -- A powerful new biosensor developed by European researchers will help identify cells in the immune system that actively suppress tumour growth, then put them to use. Enlisting the patient?s ...
Photonic crystal biosensors detect protein-DNA interactions
Biology /
Sep 23, 2008 |
5 / 5 (6) |
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Scientists at the University of Illinois have developed a new class of disposable, microplate-based optical biosensors capable of detecting protein-DNA interactions. Based on the properties of photonic crystals, the biosensors ...
FSU researchers make observing cell functions easier
May 08, 2008 |
3.5 / 5 (2) |
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Now that the genome (DNA) of humans and many other organisms have been sequenced, biologists are turning their attention to discovering how the many thousands of structural and control genes -- the “worker ...
Sensor Detects Onset of Acute Myocardial Ischemia
Apr 23, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Engineering researchers at the University of Arkansas have fabricated and tested a unique biosensor that measures concentrations of potassium and hydrogen ions in the human heart with high specificity. The ...
Engineering chimeric polypeptides to illuminate cellular redox states
Biology /
Jan 24, 2008 |
5 / 5 (1) |
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UIUC interdisciplinary team reports the design of chimeric polypeptides leading to development of noninvasive biosensors for potential application in biomedical research.
New device enables early detection of cancerous skin tumors
Nov 24, 2009 |
not rated yet |
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Researchers at Ben-Gurion University of the Negev are developing a new device that detects cancerous skin tumors, including melanomas that aren't visible to the naked eye.
New field-deployable biosensor detects avian influenza virus in minutes instead of days
Biology /
Sep 27, 2007 |
4.5 / 5 (6) |
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Quick identification of avian influenza infection in poultry is critical to controlling outbreaks, but current detection methods can require several days to produce results.
Making monster waves
Oct 19, 2009 |
4.5 / 5 (6) |
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Rogue waves -- giant waves that spring up suddenly and tower over the seas around them—have inspired physicists to look for an analogue in light. These high-intensity pulses can cross large distances without ...
Tailoring the optical dipole force for use on molecules
Oct 29, 2009 |
3.5 / 5 (6) |
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(PhysOrg.com) -- "Scientists have been working with dipole fields for quite some time," Peter Barker tells PhysOrg.com. "However, most of the work is focused on very small particles, like atoms, or on larger particles, such a ...
List of search results for optical biosensor
