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Tag: "latest" at biology news

Gene thought to assist chemo may help cancer thrive

... that the chemo treatment injures. But in this latest trial, Georgia Tech researchers found that p53 may be a “double-edged sword.?Chemotherapy patients whose tumors had a mutated p53 gene that didn't work had a much better survival rate than those who had normal p53. In the study, researchers took m...

Corals that can fight global warming may one day help fragile reefs

...Targeted Research Program, Harvell describes these latest findings in detail in the March issue of the journal Oceanography. The working group is an international collaboration with stations in the Caribbean, Philippines, Australia and East Africa that seeks to understand how rising ocean temperatures (whic...

Mine runoff continues to provide clues to microbial diversification

...nities as a model system in the mid-1990s. This latest publication builds upon research that was publishe...to sulfuric acid. Their work set the stage for the latest development because it provided the first large-scale proteome dataset for a real-life microbial com...

Woman's Day and For Womens of Science

...adison, Wis., the declaration is a synopsis of the latest scientific knowledge about the danger posed by mercury pollution. It presents 33 principal findings from five synthesis papers prepared by the world's leading mercury scientists and published in the same issue of Ambio. The declaration and supporti...

Mercury contamination of fish warrants worldwide public warning

...adison, Wis., the declaration is a synopsis of the latest scientific knowledge about the danger posed by mercury pollution. It presents 33 principal findings from five synthesis papers prepared by the world's leading mercury scientists and published in the same issue of Ambio. The declaration and supporti...

Imaging techniques permit scientists to follow a day -- or four -- in the life of a cell

...rly all cellular functions. When coupled with the latest in image-analysis software, this technique allows researchers to gain a long-term perspective on events in the lives of cells. ...

Anti-wrinkle compound causes pathological reaction in skin cells

...ode of action of this substance—called DMAE—in the latest edition of the British Journal of Dermatology. DMAE (2-dimethylaminoethanol) is used in many antiwrinkle products dubbed "instant anti-aging face-lifts." This compound, as well as other chemically similar ones, are also found in cosmetics, creams, l...

Scientists find new genes for Crohn's disease

...and director of the IBD Genetics Program. These latest results are helping to fill in the gaps in knowledge about Crohn's and other IBDs, which affect more than 1 million Americans. Because IBDs tends to run in families and are more frequent in certain ethnic populations, especially Ashkenazi Jews, scien...

Scientists find method to pick noncompetitive animals, improve production

...r breeding purposes increases productivity. In the latest research, the scientists show that aggressiveness and all other traits affecting social interactions are inherited and can be estimated. They also found that by using the new tool they were able to confirm two-thirds more inherited trait variations t...

Surgeons develop simpler way to cure atrial fibrillation

... was developed at the University in 1987. In their latest clinical study, reported in the February issue of the Journal of Thoracic and Cardiovascular Surgery, University surgeons showed that Cox-maze IV is just as effective as Cox-maze III for curing atrial fibrillation, yet takes one-third the time to per...

Exploring the molecular origin of blood clot flexibility

...low. They report their findings in a Letter in the latest online edition of the Biophysical Journal. This knowledge will inform researchers about clot physiology in such conditions as wound healing, stroke, and cardiovascular disease. Clots are a three-dimensional network of fibers, made up primarily of th...

Illuminating the dark side of plants

... on the toxic part of each plant, and provides the latest medical information along with scientific references. An easy-to-use glossary of botanical terms helps guide the non-specialist through this fascinating and multidisciplinary field. The authors of this completely revised edition (first published ...

Carnegie Mellon University research shows how sensory-deprived brain compensates

...response to injury that limits bodily motion. This latest study is the first to show such an impressive enhancement of brain activity in an animal with sensory loss. Losing sight, hearing, taste, smell or touch are common disabling side effects of traumatic brain injury and stroke. In her study, Barth re...

Global 'sunscreen' has likely thinned, report NASA scientists

...and being extended with new observations by NASA's latest generation of Earth-observing satellites, finding out whether the recent rise and fall of aerosols is due to human activity or natural changes will have to await the planned launch of NASA's Glory Mission in 2008. "One of Glory's two instruments, ...

Cheaper, better disease treatments expected from faster approach to developing antibodies

.... Iverson is a co-author and a collaborator on the latest research. To test the bacterium-only system, lead author Yariv Mazor, a postdoctoral student in chemical engineering, engineered antibodies to an anthrax toxin called PA. He and Thomas Van Blarcom, a graduate student in chemical engineering, used ...

Amur leopard still on the brink of extinction, scientists say

...logy of the predator in a more profound way, using latest techniques such as automatic camera traps, radio tracking, genetic and veterinary research." The census 2007 found 7-9 male leopards, 3-7 females without cubs, 4 females with cubs, 5-6 cubs in all, and 6-8 undefined tracks. Total: 25-34. This ...

Gene expression test reveals ER and HER-2 status of breast tumors

...thology. The Lancet Oncology paper results are the latest in an effort by the research team to develop a single test to quickly and efficiently determine the characteristics and vulnerabilities of a patient's breast cancer and ultimately to guide treatment. About 70 percent of breast cancers are estroge...

Researchers hot on the trail of brain cell degeneration

...s. The results of their study are published in the latest issue of Nature Neuroscience. In a number of neurodegenerative diseases, neurons in the brain are over-stimulated, which triggers programmed cell death, or apoptosis. The study shows that the Rho protein, which has long been recognised as an importa...

Discovery of an HIV inhibitor in human blood points to new drug class

...ceedingly high concentrations. According to the latest World Health Organization estimates, nearly 40 million people worldwide are living with HIV/AIDS, including more than 2 million children. Close to 4 million people became infected with HIV in 2006, and the virus was responsible for about 3 million de...

Flavanols in cocoa may offer benefits to the brain

...ertension and cardiovascular disease. Hollenberg’s latest findings, which are published this month in the International Journal of Medical Sciences, used death certificates to compare cause-specific deaths of island-dwelling Kuna to those who live on mainland Panama -- who do not drink the flavanol-rich c...

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