Tag: "many" at biology news
Diatom genome reveals key role in biosphere's carbon cycle
... oxygen. And they are an important food source for many
other marine organisms. Scientists would like to ...ht," she says. Three or four microns in width--as many
as 70 could fit in the width of a human hair--Thalassiosira pseudonana is among the smallest diatom...
NIH awards new $14.5 million, five-year grant to the Scripps Research Institute
...suming success in producing sufficient quantities, many
of these proteins are only stable when they are in the membrane, so they must be purified in the presence of detergents or lipids that act like a membrane, surrounding the proteins' membrane-spanning regions with detergent molecules. The conditions u...
Don't stand so close to me: A new view on how species coexist
...volution, such as how often you can reproduce; how many
children you will have; how long you can live for;...lution to affect patterns of diversity such as how many
similar species we see." Dr. Vincent Jansen, author of the paper from Royal Holloway, University of ...
US researchers show cottonseed drug is cancer treatment booster
...apeutics in Geneva that gossypol has been shown by many
groups to have anti-tumour activities. But his te...at Bcl-2 and Bcl-xL proteins are over expressed in many
cancers, making them resistant to drug and radiation treatment. So, it is not just prostate cancer t...
Commandeering cellular machinery: recognition mechanism to detect small molecules
...ow we have to see how far we can push this and how many
small molecules we can accommodate with this technique," Doyle said. "We are trying to generalize this approach to genetic selection. There is a lot of diversity we can work with in terms of different binding pockets and shapes, so this is only the...
Of lice and men
...r each other, so Homo sapiens gradually evolved in many
regions worldwide. But if so much interbreeding occurred, the two groups of lice probably would not have remained genetically distinct for the last 1.18 million years, Rogers says. (3) The diffusion wave model falls between the oth...
Offspring at risk from maternal occupational exposure to solvents
...s of Pediatrics and Adolescent Medicine. There are many
types of organic solvents, but they all share chemical properties that make them easily inhaled and they can easily penetrate skin. Work environments where solvents are used include manufacturing and industry jobs involving painting and plastic adhes...
Endangered frogs coexist with fungus once thought fatal
...ibian declines have reached crisis proportions. In many
areas, habitat loss is the likely culprit but, in 1996, it was suggested that some unknown disease had spread through the populations. In 1998, the fungus Batrachochytrium dendrobatidis was identified from sick and dead frogs and, since then, sever...
Columbia University scientist wins 2004 Nobel Prize
...l. "This honor represents the long efforts of the many
faculty, students and fellows who have worked within our laboratories at Columbia University Medical Center. I have received enormous support over the years beginning with the scholarship I received to attend Columbia College. I have to also thank ...
A treatment, not a cure: Calcium silicate neutralizes an acidic stream
As a result of fossil fuel emissions, many
freshwater bodies in eastern North America have be...ginating at Midwestern utility plants, as a result many
streams on the site are acidic." Likens comments. Adding that, "The only way to successfully combat ...
HHMI researchers Richard Axel and Linda Buck win 2004 Nobel Prize
... to transmit signals to the cell's interior. Since many
receptors of this type share certain DNA sequences...rs of drudgery." Buck recalls that "I had tried so many
things and had been working so hard for years, with nothing to show for it. So when I finally found ...
New Stanford center probes nanoscale material
...The center is interdisciplinary, with faculty from many
departments represented. Hongjie Dai from the Chemistry Department, for example, has developed a wafer-scale process for fabricating carbon nanotubes on the end of silicon atomic force microscope (AFM) tips, which among other advantages allows for mu...
Stanford researchers establish center for physics-based simulations of biological structures
...ing and simulation. "If you look at the physics of many
different biological structures, the fundamental e...netics, Mechanical Engineering, Bioengineering and many
other departments to define a vision for how Stanford could provide the computing infrastructure for...
Daphne Koller named MacArthur Fellow
...solve "the complex network of interactions between many
genes, proteins, metabolites and signals" using computational modeling, and is optimistic that she can help to identify patterns of gene expression across species as her methods are further developed. When asked what she plans to do with the awar...
Stanford cooling tool may improve performance of athletes, soldiers
...t to devise a way to eliminate the violent tremors many
patients have when they come out of anesthesia aft... quality of life stand to improve for athletes and many
others. "Our technology would certainly give athletes a clear competitive edge," Grahn notes. "We've...
Internet data-mining of natural history
...ets in existence. "These data hold the answers to many
biological questions that cannot be answered without more sophisticated tools to organize and analyze the information," says Steve Kelling, the Lab of Ornithology's information technologies (IT) director and a principal investigator (PI) on the grant...
Head lice reveal contact between modern and ancient humans
...on, fossils remain the only available evidence for many
archaic human species, but this is notoriously sparse, leaving the data open to multiple interpretations. In the open access journal PLoS Biology , David Reed and colleagues circumvent the lack of human data by analyzing the next best thing - head l...
Dying cells encourage neighbors to grow
...ay be essential to allow for the elimination of as many
damaged or dangerous cells as needed without compromising organismal fitness. In spite of its importance, the underlying mechanisms are poorly understood," explains study leader Dr. Hermann Steller. Dr. Steller and colleagues demonstrate that when...
Running not swimming or biking is best kind of loading exercise for childrens bone growth
...ization and age-related effects of exercise, among many
other topics, including development of an exercise "osteogenic index" or OI. The paper appeared in the "Exercise and Sport Sciences Reviews." Among the OI observations were: (1) "short intense exercise bouts build bone most effectively, hence short ...
NIH funds first nationaL SNP genotyping center at Broad Institute
...ter will be able to process from 200 million to as many
as billions of genotypes per year, depending on th... the Broad will make this capability accessible to many
biomedical researchers and thereby have a direct impact on the understanding of disease," said Eric ...
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