Omega-3 fatty acids affect risk of depression, inflammation
...ves depression," Kiecolt-Glaser said, although the reason isn't clear. "People who are depressed don't eat well, or it might be that there is something about depression that affects how well people process such foods." In recent years, research has shown that an increase in omega-3 fatty acids in the di...Think herbal supplements are safe? Think again, book by Saint Louis University doctor says
...wer abdomen and pelvis, which had not revealed the reason for the bleeding, and the test was the next diagnostic step. Dr. Grossberg asked if the patient had changed anything perhaps had started taking a new medication. No new medicine. Then the patient's wife pulled from her purse a vial containing a...Ewwwww! UCLA anthropologist studies evolution's disgusting side
... body of research by a UCLA anthropologist. "The reason we experience disgust today is that the response protected our ancestors," said Dan Fessler, associate professor of anthropology and director of UCLAs Center for Behavior, Evolution, and Culture. "The emotion allowed our ancestors to survive long eno...Stem cell therapy shows promise in regenerating damaged muscle in heart attack patients
... Rush Cardiac Catheterization Laboratory, says one reason the study results are so promising is that these stem cells can be used without tissue typing and do not trigger an immune response, and are available for every patient. The mesenchymal stem cells (MSC) are found in the adult bone marrow and have t......n gamma comes at a high cost. We think this is the reason the body uses a 'dual key' system to provide an extra level of security before paying that price." ...Researchers figure out what makes a simple biological clock tick
...mission electron microscope that they realized the reason for this failure. "It turns out that the complexes do not form one static structure, which is why we could not crystallize them," says Stewart. "It doesnt go from complex one to complex two three hours later and then three hours later to the next com...Fossil discovery marks earliest record of limbloss in ancient lizard
...ot formed during development. "For some oddball reason the forelimbs were lost before the rear limbs when you would think it would be the opposite," said Caldwell. "The front limbs would be useful for holding onto dinner or digging a hole but it must be developmentally easier to get rid of the forelimbs....Is bigger better? Breast surgery linked to boost in self-esteem and sexuality
...d display compassion and understand an individuals reason for seeking cosmetic surgery instead of dismissing or stereotyping these patients. This study shows that there are genuine psychological improvements that follow plastic surgery, and these issues must be understood and respected....New cell type identified in cancer development
...reatment, and some scientists believe they are the reason cancer recurs. Until now, no one has known how they arise. But a team of scientists, led by Dr. Jian-Xin Gao, a researcher in the department of pathology at Ohio State University Medical Center, has identified a new set of cells he calls precancero...Offspring whose parents have long lives appear to have lower heart risks in middle age
...d to decreased risk of cardiac death. This is one reason that cardiovascular disease is a major area of longevity research." Studies like the Framingham Heart Study may eventually provide clues to the biological mechanisms that promote survival after cardiovascular disease, Dr. Schechter concludes. "We ...Study: Long legs are more efficient
... length in early humans. Pontzer suggests that one reason for this increase could have been the energy saved by having longer legs. "If you greatly increase the distance that you travel each day, then you'd expect evolution to act on walking efficiency," he says. "That way, the energy you save on travel ca...These legs were made for fighting
...gh australopiths walked upright on the ground, the reason they retained short legs for 2 million years was not so much that they spent time in trees, but "the same thing that selected for short legs in the other great apes: male-male aggression and competition over access to reproductively active females." ...Location, location -- Cell sizes, lives influenced by host size
...ze whether they are in a mouse or an elephant. The reason brain and fat cells grow bigger could be because t...arch team. "In the case of brains, this suggests a reason having little to do with information processing for why bigger brains have more complex neurons than...Tracking sperm whales and jumbo squid
...surface to deeper waters preferred by whales. "One reason squid may be going down there at night is because water near the surface is really warmup to 82 Fand they may be getting stressed," Gilly explained. "The squid is using energy all of the time, because it has to swim to breathe. So when it gets into r...Scientists identify protein that may promote migraines
...t difference could be RAMP1. Our studies provide a reason to look for variations in the DNA that encodes RAMP1 in humans," he said. The study also suggests that the mice engineered to produce elevated levels of RAMP1 protein may be a good model for studying migraine and specifically trying to understand ...Transport interrupted -- Texas A&M biologists trace cause of early blindness to tissue defect
...." "For this particular disease, we now have the reason why people go blind. If our results translate into treating humans, it should lead to design of potential therapies. But at the very least, it helped settle the controversy of why photoreceptors are failing and why people go blind. Knowing the right ......f the membranes, they are extremely stability. The reason for this is that the graphene membranes are not perfectly flat, but slightly corrugated - a form that gives the ultra-thin material stability - comparable with corrugated cardboard. "These two-dimensional membranes are completely different to ordinar...UA researchers identify new adherence factor, Pili, produced by tuberculosis
...ighly susceptible to TB infection. This is a major reason for the worldwide increase in the incidence of TB. This increase also is associated with poverty, the growing numbers of homeless, alcohol- and drug-abusing populations, as well as with the emergence of multi-drug resistant strains of M. tuberculosis...Spiders: Chastity belts stop cuckoos in the nest
...ersity of Hamburg), Dr. Uhl has been looking for a reason for this genital mutilation. There are basically two hypotheses, she explains. On the one hand detaching part of the genital organ could help the male to escape from the females murderous attack. On the other hand it might be a mechanism ensuring tha...NC research campus and UNC universities host major symposium on nutritional biotechnology
...r Italian? Whats up with all this uncertainty? The reason is that the molecular biology of nutrition is very complex and the science for studying it is still evolving. But two new fields are emerging in health-related bioscience that may help provide some answers: nutrigenomics and metabolomics. In associ...