News tagged with biological systems
High-testosterone competitors more likely to choose red
Why do so many sports players and athletes choose to wear the color red when they compete? A new study to be published in Psychological Science, a journal of the Association for Psychological Science, suggests that it may ...
Psychology & Psychiatry
May 16, 2013 |
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'Brainbow,' version 2.0: Researchers refine breakthrough system for producing images of brain, nervous system
(Medical Xpress)—The breakthrough technique that allowed scientists to obtain one-of-a-kind, colorful images of the myriad connections in the brain and nervous system is about to get a significant upgrade.
Neuroscience
May 16, 2013 |
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Endothelium, heal thyself: A fresh look at this resilient, adaptable tissue
(Medical Xpress)—The endothelium, the cellular layer lining the body's blood vessels, is extremely resilient. Measuring just a few hundred nanometers in thickness, this super-tenuous structure routinely ...
Medical research
May 16, 2013 |
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Study identifies influenza viruses circulating in pigs and birds that could pose a risk to humans
In the summer of 1968, a new strain of influenza appeared in Hong Kong. This strain, known as H3N2, spread around the globe and eventually killed an estimated 1 million people.
Diseases, Conditions, Syndromes
May 10, 2013 |
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Cells must use their brakes moderately for effective speed control
How cells regulate their own function by "accelerating and braking" is important basic knowledge when new intelligent medicines are being developed, or when plant cells are tweaked to produce more bioenergy. In a study published ...
Medical research
May 15, 2013 |
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Scientists show how nerve wiring self-destructs
Many medical issues affect nerves, from injuries in car accidents and side effects of chemotherapy to glaucoma and multiple sclerosis. The common theme in these scenarios is destruction of nerve axons, the ...
Neuroscience
May 09, 2013 |
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Blocking protein expression delays onset of multiple sclerosis in mice, study says
(Medical Xpress)—Blocking the expression of just one protein in the brain delays the onset of paralysis in mice with a form of multiple sclerosis, say researchers at the School of Medicine.
Medical research
May 10, 2013 |
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Your immune system: On surveillance in the war against cancer
Predicting outcomes for cancer patients based on tumor-immune system interactions is an emerging clinical approach, and new research from Wake Forest Baptist Medical Center is advancing the field when it comes to the most ...
Genetics
May 09, 2013 |
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International consortium builds 'Google Map' of human metabolism
Building on earlier pioneering work by researchers at the University of California, San Diego, an international consortium of university researchers has produced the most comprehensive virtual reconstruction ...
Medical research
Mar 03, 2013 |
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Scientists find missing link between stem cells, immune system
UCLA researchers have discovered a type of cell that is the "missing link" between bone marrow stem cells and all the cells of the human immune system, a finding that will lead to a greater understanding of how a healthy ...
Immunology
Sep 02, 2012 |
3.9 / 5 (8) |
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Using precisely-targeted lasers, researchers manipulate neurons in worms' brains, take control of their behavior
In the quest to understand how the brain turns sensory input into behavior, Harvard scientists have crossed a major threshold. Using precisely-targeted lasers, researchers have been able to take over an animal's ...
Neuroscience
Sep 24, 2012 |
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Mouse brain made transparent: Method enables 3-D analysis of brain's fine structure and connections (w/ video)
Combining neuroscience and chemical engineering, researchers at Stanford University have developed a process that renders a mouse brain transparent. The postmortem brain remains whole—not sliced or sectioned in any way—with ...
Neuroscience
Apr 10, 2013 |
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Metastasis stem cells in the blood of breast cancer patients discovered
Individual cancer cells that break away from the original tumor and circulate through the blood stream are considered responsible for the development of metastases. These dreaded secondary tumors are the ...
Cancer
Apr 22, 2013 |
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Assessing the effects of cell phone radiation on brain tissue
Researchers have found a novel, non-invasive technique for measuring brain hot spots caused by electromagnetic radiation from mobile phones, according to a study published today.
Medical research
Dec 17, 2012 |
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Hundreds of alterations and potential drug targets to starve cancer tumors identified
A massive study analyzing gene expression data from 22 tumor types has identified multiple metabolic expression changes associated with cancer. The analysis, conducted by researchers at Columbia University Medical Center, ...
Cancer
Apr 21, 2013 |
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