The brain is perhaps the most sensitive organ with respect to changes in blood flow and oxygen supply. Even brief interruptions in capillary flow (or "stalling") can indicate acute neurological issues; evidence suggests that ...
Sep 13, 2023
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The pain and itching associated with shingles and herpes may be due to the virus causing a "short circuit" in the nerve cells that reach the skin, Princeton researchers have found.
Sep 10, 2013
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(Medical Xpress)—When the brains of those who have succumbed to age-related neurodegeneration are analyzed post-mortem, they typically show significant atrophy on all scales. Not only is the cortex thinner and sparser, ...
A recent study in The Journal of General Physiology characterizes the movement of rhodopsin, a GPCR and member of a large family of transmembrane receptors responsible for many cellular responses and involved in many human ...
Sep 26, 2012
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Biologists often use a technique called multi-photon imaging to examine live cells. The technique is unique in that it uses multiple photons of high wavelengths to stimulate fluorescent labels, causing them to emit light. ...
Jun 20, 2012
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Scientists at the University of Gothenburg, Sweden, have used advanced light microscopy to show that a substance can be differently absorbed by the skin, depending on what it is mixed with. This may determine whether it causes ...
Dec 20, 2011
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