PLoS ONE

Free testosterone drives cancer aggressiveness, study finds

What is the reason for the widely reported fact that men are more likely than women to die of cancer? New evidence from population studies suggests that free testosterone could be a key driver of cancer aggressiveness in ...

Cancer created May 14, 2013 | popularity 5 / 5 (1) | comments 0

Laughter perception networks in brain different for mocking, joyful or ticklish laughter

A laugh may signal mockery, humor, joy or simply be a response to tickling, but each kind of laughter conveys a wealth of auditory and social information. These different kinds of laughter also spark different connections ...

Neuroscience created May 08, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Brain, not eye mechanisms keep color vision constant across lifespan

Cone receptors in the human eye lose their color sensitivity with age, but our subjective experience of color remains largely unchanged over the years. This ability to compensate for age-related changes in color perception ...

Cardiology created May 08, 2013 | popularity 5 / 5 (1) | comments 0

Stents disrupt blood flow

(Medical Xpress)—A researcher at ETH Zurich is designing a realistic artery model with an implanted stent and is using a computer to simulate the blood flow through the stent. In doing so he is uncovering ...

Cardiology created May 06, 2013 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Unusual comparison nets new sleep loss marker

(Medical Xpress)—For years, Paul Shaw, PhD, a researcher at Washington University School of Medicine in St. Louis, has used what he learns in fruit flies to look for markers of sleep loss in humans.

Medical research created May 03, 2013 | popularity not rated yet | comments 1 | with audio podcast

Tick-borne Lone Star virus identified through new super-fast gene sequencing

The tick-borne Lone Star virus has been conclusively identified as part of a family of other tick-borne viruses called bunyaviruses, which often cause fever, respiratory problems and bleeding, according to ...

Diseases, Conditions, Syndromes created May 02, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Making cancer less cancerous: Blocking a single gene renders tumors less aggressive

Researchers at Johns Hopkins have identified a gene that, when repressed in tumor cells, puts a halt to cell growth and a range of processes needed for tumors to enlarge and spread to distant sites. The researchers hope that ...

Cancer created May 02, 2013 | popularity 4.7 / 5 (10) | comments 0 | with audio podcast

Study identifies genes, pathways altered during relaxation response practice

A new study from investigators at the Benson-Henry Institute for Mind/Body Medicine at Massachusetts General Hospital (MGH) and Beth Israel Deaconess Medical Center (BIDMC) finds that elicitation of the relaxation response ...

Psychology & Psychiatry created May 01, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Study finds why some don't respond to rubella vaccine

Using advanced genetic sequencing technology and analysis, Mayo Clinic vaccine researchers have identified 27 genes that respond in very different ways to the standard rubella vaccine, making the vaccine less effective for ...

Immunology created May 01, 2013 | popularity not rated yet | comments 0

Study shows mental agility game slows cognitive decline in older people

There may be a way for older people to prevent natural aging of their minds, and it could be as simple as playing a video game.

Psychology & Psychiatry created May 01, 2013 | popularity 4.9 / 5 (8) | comments 2 | with audio podcast

Breast milk protein complex helps reverse antibiotic resistance

A protein complex found in human breast milk can help reverse the antibiotic resistance of bacterial species that cause dangerous pneumonia and staph infections, according to new University at Buffalo research.

Medical research created May 01, 2013 | popularity 5 / 5 (3) | comments 0

Self-affirmation improves problem-solving under stress

It's no secret that stress increases your susceptibility to health problems, and it also impacts your ability to solve problems and be creative. But methods to prevent associated risks and effects have been less clear – ...

Psychology & Psychiatry created May 01, 2013 | popularity 4 / 5 (1) | comments 0 | with audio podcast

Brain research shows two parents may be better than one

A team of researchers at the University of Calgary's Hotchkiss Brain Institute (HBI) have discovered that adult brain cell production might be determined, in part, by the early parental environment. The study suggests that ...

Medical research created May 01, 2013 | popularity 4.9 / 5 (7) | comments 1 | with audio podcast

Animal infection may trigger diabetes

Type 1 diabetes may be triggered by an infectious disease carried by animals, say scientists.

Diabetes created May 01, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Risk of depression influenced by quality of relationships, research says

The mantra that quality is more important than quantity is true when considering how social relationships influence depression, say U-M researchers in a new study.

Psychology & Psychiatry created Apr 30, 2013 | popularity 4.2 / 5 (5) | comments 0 | with audio podcast