reports 2 9

Tag: "reports" at biology news

Inside rocks, implications for finding life on Mars

...ary issue of the journal Astrobiology, in which he reports confocal microscopy results of the ancient fossils. (He published ancient Raman spectroscopy 3-D images of ancient fossils in 2005 in the journal Geobiology.) Since his first year as a Harvard graduate student in the 1960s, Schopf had the goal of co...

'Scent of a woman' tells male redback spiders to find a mate

... The study in the April 4 issue of Current Biology reports that males develop faster based on the population density of males and females around them -- the first time such a phenomenon has been shown in any animal. "It shows that males are really tracking the selection pressures that they're facing in an e...

How nice, brown rice: Study shows rice bran lowers blood pressure in rats

...e hypertension resembles that of humans. The team reports their findings in the March 8 issue of the Journal of Agricultural and Food Chemistry , published by the American Chemical Society, the world’s largest scientific society. A commonly prescribed class of drugs called ACE inhibitors dilates the arter...

Thinner and younger

...eam from the Pennington Biomedical Research Center reports in the April 5 issue of the Journal of the American Medical Association on a six-month study of men and women between 25 and 50 who were placed on a calorie restriction diet that lowered their daily caloric intake by about 25 percent. The researchers...

Anti-inflammatory drug's potentially deadly side effect found to be rare

...lizumab in trials that were halted last year after reports of PML. These studies involved patients at 485 sites around the world. Clinical data, magnetic resonance imaging brain scans and cerebrospinal fluid were collected for analysis. Organizers sent guides for evaluation to local neurologists, who evalu...

Plastic surgeons countdown first full facial transplantation

...ue transplantation from one human body to another, reports the March issue of Plastic and Reconstructive Surgery® (PRS), the official medical journal of the American Society of Plastic Surgeons (ASPS). "For the first time, we have scientific data that takes us beyond traditional reconstructive techniques an...

The critical importance of mangroves to ocean life

...Dittmar at Florida State University in Tallahassee reports that mangrove plants, whose finger-like roots are ...xpected role in the global carbon cycle." Dittmar reports that the mangrove root system slows carbon-rich leaf litter running from continental land and allows...

COX-2 inhibitors significantly reduce risk of cancer

... Vioxx was pulled off the market in 2004 following reports of heightened risk of heart attacks. "It's clear that we need to have multiple retrospective and prospective studies to validate these findings," says Harris, who has been studying the impact of COX-2 inhibitors for many years. "Eventually, we may f...

Just the expectation of a mirthful laughter experience boosts endorphins 27 percent, HGH 87 percent

...iology 2006, Lee S. Berk of Loma Linda University, reports that not only is there real science and psychophysiology, but just the anticipation of the "mirthful laughter" involved in watching your favorite funny movie has some very surprising and significant neuroendocrine/hormone effects. According to Berk:...

Value of services performed by insects tops $57 billion in US

...bably represent only a fraction of the true value, reports Losey, associate professor of entomology at Cornell. This analysis of the economic value of these insect services is the first analysis of its type, said Losey, who co-authored the study with Mace Vaughan, Cornell M.S. '99, conservation director of ...

Epidemic of unneeded amputations

...Association. The Centers for Disease Control (CDC) reports more than 60 percent of LEAs occur in diabetics. These statistics are telling, and have one of the country's leading clinical investigators and cardiologists astounded. "It is shocking that in this day and age, there is an epidemic of unnecessary am...

Pigeons provide clue to solving common problem in heart patients

...surprised," said Wagner. "This is one of the first reports of this factor being found in smooth muscle cells." Wagner said the finding has potential for helping scientists solve the problem of restenosis. "Interfering with these factors and the signaling pathways involving STAT4 may be potentially impor...

Indonesia - disaster relief aid in action

...ring fluids immediately after extrication. First reports from the ground have been received from Prof. Dr. Sjabani, an Indonesian colleague in Yogyakarta, with a calculated 300-400 traumatized patients that have already been hospitalized in his Hospital. 27 of these patients are now suffering from Acute Ki...

Speeding discovery of the 'human cancer genome'

Two gene discoveries announced in separate reports in the June 30, 2006 issue of Cell highlight one way to speed through the human genome in search of those genes most important for spawning cancer. Both groups say that a critical element in the enterprise to efficiently characterize the "human cance...

Marine 'dead zone' off Oregon is spreading

...onal Marine Sanctuary indicate. There have been reports of dead crabs stretching from the central Oregon coast to the central Washington coast. Some dissolved oxygen levels at 180 feet have recently been measured as low as 0.55 milliliters per liter, and areas as shallow as 45 feet have been measured at 1...

Cell phone emissions excite the brain cortex

...elds from a common type of cell phone. Their study reports the effects of EMF exposure on brain physiology for the first time. The researchers developed a double-blind study in which 15 young male volunteers were exposed to EMF signals from a GSM 900 cell phone for 45 minutes. They measured Motor Evoked Pot...

For Stanford scientists, RNAi gene therapy takes two steps forward, one step back

...nable to multiply and cause disease. However, some reports had suggested that RNAi gene therapy might induce an immune reaction or switch off the wrong gene or genes. As these concerns faded, things began looking up for RNAi with three RNAi therapies now in human trials - two for macular degeneration and on...

Survival of the selfless - scientists find cheats don't always prosper

...st. Writing in the journal Nature today, the team reports that studies of lab-grown yeast populations suggest the benefits of cheating are eventually counterbalanced by the costs. This contradicts classic evolutionary theory, which states that in a competition for common resources the long-term winner will ...

Studies suggest new brain protein may help in treating schizophrenia, insomnia and anxiety

...ations. Now, at ICN 2006, Dr. Reinscheid's group reports how NPS also can reduce the biochemical and behavioral symptoms of schizophrenia in an established animal model for this mental illness that affects some 2 million Americans. Animals pretreated with NPS before receiving a drug that normally induces ...

Chewing up a key regulator of fat synthesis keeps mice lean despite a high-fat diet

...layton Foundation Laboratories for Peptide Biology reports in this week's issue of Science. "These mice were able to deal with a high-fat diet much better than their normal counterparts," Montminy says. "They stayed lean and were much more sensitive to insulin, although they ate more," he adds. In humans,...

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