News tagged with national academy of sciences

Related topics: proceedings of the national academy of sciences




Do salamanders hold the solution to regeneration?

Salamanders' immune systems are key to their remarkable ability to regrow limbs, and could also underpin their ability to regenerate spinal cords, brain tissue and even parts of their hearts, scientists have ...

Medical research created May 20, 2013 | popularity 4.9 / 5 (7) | comments 4 | with audio podcast

B vitamins could delay dementia

(Medical Xpress)—Despite spending billions of dollars on research and development, drug companies have been unable to come up with effective treatments for dementia and Alzheimer's Disease (AD). Now, A. ...

Neuroscience created May 21, 2013 | popularity 4.9 / 5 (17) | comments 0 | with audio podcast report

Finding a family for a pair of orphan receptors in the brain

Researchers at Emory University have identified a protein that stimulates a pair of "orphan receptors" found in the brain, solving a long-standing biological puzzle and possibly leading to future treatments for neurological ...

Medical research created May 21, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Anti-CD47 antibody may offer new route to successful cancer vaccination

(Medical Xpress)—Scientists at the School of Medicine have shown that their previously identified therapeutic approach to fight cancer via immune cells called macrophages also prompts the disease-fighting killer T cells ...

Cancer created May 21, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Discovery of circadian clock in mice hair reveals period of time when damage from radiotherapy can be quickly repaired

Discovering that mouse hair has a circadian clock - a 24-hour cycle of growth followed by restorative repair - researchers suspect that hair loss in humans from toxic cancer radiotherapy and chemotherapy ...

Medical research created May 20, 2013 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Study shows premature birth interrupts vital brain development processes leading to reduced cognitive abilities

Researchers from King's College London have for the first time used a novel form of MRI to identify crucial developmental processes in the brain that are vulnerable to the effects of premature birth. This new study, published ...

Neuroscience created May 20, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Leading explanations for whooping cough's resurgence don't stand up to scrutiny

Whooping cough has exploded in the United States and some other developed countries in recent decades, and many experts suspect ineffective childhood vaccines for the alarming resurgence.

Diseases, Conditions, Syndromes created May 20, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Body clocks of depressed people altered at cell level, researchers show

Every cell in our bodies runs on a 24-hour clock, tuned to the night-day, light-dark cycles that have ruled us since the dawn of humanity. The brain acts as timekeeper, keeping the cellular clock in sync ...

Medical research created May 13, 2013 | popularity 4 / 5 (19) | comments 4 | with audio podcast

Gut microbe battles obesity

(Medical Xpress)—Akkermansia muciniphila is one of the many microbes that live in our intestines. This bacterium, which feeds on the intestine's mucus lining, comprises between 3 and 5 percent of the gut microbes of hea ...

Medical research created May 14, 2013 | popularity 4.8 / 5 (11) | comments 0 | with audio podcast report

Human brain frontal lobes not relatively large, not sole center of intelligence

Human intelligence cannot be explained by the size of the brain's frontal lobes, say researchers.

Neuroscience created May 13, 2013 | popularity 4.9 / 5 (9) | comments 4 | with audio podcast

Bach to the blues, our emotions match music to colors

(Medical Xpress)—Whether we're listening to Bach or the blues, our brains are wired to make music-color connections depending on how the melodies make us feel, according to new research from the University ...

Psychology & Psychiatry created May 16, 2013 | popularity not rated yet | comments 0 | with audio podcast

Evidence that brains re-wire themselves following damage or injury

(Medical Xpress)—Scientists from the United States and Australia have advanced our understanding of brain plasticity by showing that the brain forms complex new circuits after damage, often far from the ...

Neuroscience created May 15, 2013 | popularity 4.3 / 5 (8) | comments 0 | with audio podcast

Tumor-activated protein promotes cancer spread

Researchers at the University of California, San Diego School of Medicine and UC San Diego Moores Cancer Center report that cancers physically alter cells in the lymphatic system – a network of vessels that transports and ...

Cancer created May 13, 2013 | popularity 4.2 / 5 (5) | comments 0 | with audio podcast

Boosting 'cellular garbage disposal' can delay the aging process, research shows

(Medical Xpress)—UCLA life scientists have identified a gene previously implicated in Parkinson's disease that can delay the onset of aging and extend the healthy life span of fruit flies. The research, ...

Genetics created May 06, 2013 | popularity 4.8 / 5 (18) | comments 1 | with audio podcast

Effects of stress on brain cells offer clues to new anti-depressant drugs

Research from King's College London reveals the detailed mechanism behind how stress hormones reduce the number of new brain cells - a process considered to be linked to depression. The researchers identified a key protein ...

Neuroscience created May 06, 2013 | popularity 3.9 / 5 (7) | comments 0 | with audio podcast