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Posts tagged: molecule

Molecule movements that make us think

April 24, 2012
Every thought, every movement, every heartbeat is controlled by lightning-quick electrical impulses in the brain, the muscles, and the heart. But too much electrical excitability in the membranes of the cells can cause things like epilepsy and cardiac arrhythmia. A research group at Linkping University has now published new discoveries ...

Molecule movements that make us think

April 24, 2012
(Linköping University) Every thought, every movement, every heartbeat is controlled by lightning-quick electrical impulses in the brain, the muscles, and the heart. But too much electrical excitability in the membranes of the cells can cause things like epilepsy and cardiac arrhythmia. A research group at Linköping University has now published ...

TGF-β molecule ramps up the immune system in some cases and suppress it in others

April 16, 2012
Loyola researchers are reporting surprising findings about a molecule that helps ramp up the immune system in some cases and suppress it in others.

Biologists decipher novel functions of metal-binding molecule nicotianamine

April 16, 2012
In order to survive, plants should take up neither too many nor too few minerals from the soil. New insights into how they operate this critical balance have now been published by biologists at the Ruhr-Universit-t in a series of three papers in the journal The Plant Cell. The researchers ...

Biologists discover that many nematode species make the same types of small-molecule pheromones

April 13, 2012
(Phys.org) -- All animals seem to have ways of exchanging information—monkeys vocalize complex messages, ants create scent trails to food, and fireflies light up their bellies to attract mates. Yet, despite the fact that nematodes, or roundworms, are among the most abundant animals on the planet, little is known about ...

More Effective Pain Killers And Anti-Addiction Medicines Likely Following Discovery Of Atomic Structure Of Molecule That Binds To Opioids In The Brain

March 23, 2012
Scientists have for the first time determined the three-dimensional atomic structure of a human opioid receptor, a molecule on the surface of brain cells that binds to opioids and is centrally involved in pleasure, pain, addiction, depression, psychosis, and related conditions. Dozens of legal and illegal drugs, from heroin to ...

Columbia Engineering and Penn researchers increase speed of single-molecule measurements

March 18, 2012
New York, NYMarch 18, 2012As nanotechnology becomes ever more ubiquitous, researchers are using it to make medical diagnostics smaller, faster, and cheaper, in order to better diagnose diseases, learn more about inherited traits, and more. But as sensors get smaller, measuring them becomes more difficultthere is always a tradeoff ...

Severity Of Acute Graft Vs. Host Disease Governed By Mini-Molecule

March 13, 2012
Researchers have identified a molecule that helps control the severity of graft-versus-host disease, a life-threatening complication for many leukemia patients who receive a bone-marrow transplant. The study, led by researchers with the Ohio State University Comprehensive Cancer Center - Arthur G. James Cancer Hospital and Richard J. Solove Research Institute ...

Researchers identify molecule that helps decrease acute GVHD severity

March 12, 2012
Researchers have identified a molecule that helps control the severity of graft-versus-host disease, a life-threatening complication for many leukemia patients who receive a bone-marrow transplant.

Researchers unlock mystery of how an inflammatory molecule is produced in the body

March 12, 2012
Cedars-Sinai researchers have unlocked the mystery of how an inflammatory molecule is produced in the body, a discovery they say could lead to advances in the treatment of rheumatoid arthritis, Type 2 diabetes and numerous other chronic diseases that affect tens of millions of people.

Mini-molecule governs severity of acute graft vs. host disease, study finds

March 12, 2012
(Ohio State University Medical Center) New research has identified a molecule that helps control the severity of graft-versus-host disease (GVHD), a life-threatening complication for 35 to 45 percent of leukemia patients who receive a bone-marrow transplant. The study shows that high levels of a particular molecule increases the severity of ...

Key Molecule Targeted To Reverse Kidney Damage In Mice

March 9, 2012
In findings that may lead to clinical trials of a promising new drug for kidney disease, researchers at Beth Israel Deaconess Medical Center (BIDMC) and their colleagues have identified a key molecular player and shown how a targeted experimental drug can reverse kidney damage in mouse models of diabetes, high ...