Tag: "wants" at biology news

Salmonella uses molecular staples to change structure of infected cells

.... Once Salmonella attaches to a cell in the gut it wants to invade, it uses the syringe and needle system to inject virulence factors into the host cell. Researchers knew that SipA, one of the proteins injected into the host cell, could force actin proteins to join together into a strong filament that rea...

Researchers solve the mystery of a key structure in immune system cells

...nt of the pathogen present; the immune system just wants to know whether there's something new to deal with." In their next phase of research, Dr. Dustin hopes to figure out just what causes T-cell receptors to be degraded. In this process, the receptors are pulled inside of the cell, and sorted according ...

UGA scientist to study effect of air quality on unborn babies

...an it affect a baby inside a mother's womb? Naeher wants to answer this question. In the summer of 2002, Naeher studied the personal air pollution exposure of 45 pregnant women in Trujillo, Peru. His co-investigator was Manuel Aguilar Villalobos, director of the Asociacion de Aire Ambient in Lima, Peru. Ba...

Madagascar to triple areas under protection

...network, called "gap species." The government also wants to create wildlife corridors that connect existing parks, preserve rare habitats and protect watersheds. "This historic decision is a gift to the Earth that clearly signals Madagascar's commitment to saving its unique and spectacular wildlife and hab...

Baboon fathers really do care about their kids

...reproductive and stress hormones. Silk, meanwhile, wants to see what causes variations among the size and composition of social relationships among female baboons. "And adult males," she said, "may be an important part of females' social networks."...

Jefferson and Brigham and Women's researchers find blue light important for setting biological clock

...as been laid." In theory, he says, "If a clinician wants to use light therapeutically, the blue wavelengths may be more effective. If you wanted built-in illumination that would enhance circadian regulation, you might want this wavelength region emphasized. It is interesting that natural daylight the blue...

Popular Science announces second annual 'Brilliant 10:' the country's top young scientists

...s, Estrin plans to make sure it will be heard. She wants to connect us to the physical world as intimately ...ey, for his work in the field of geophysics. Manga wants to understand planetary evolution, but he doesn't have a few million years to sit around and observe...

Can female adult obesity be stopped at birth?

...y 29, 2003 -- Bethesda, MD American society today wants things fixed instantly. Among the most prominent searches for the "quick fix" is weight loss. Could our own physiology rather than a purchased liquid concoction one day be the key to female obesity? Perhaps. Background The body's energy homeosta...

Rice makes first rapid, sensitive whole-blood immunoassay

...nal immunoassay, in which a solution that a doctor wants to test, such as blood plasma, is exposed to a tray containing antibodies that bind with a specific antigen under investigation. When the antibodies bind to the antigen, the test changes color. These systems are used to identify and diagnose various ...

Mutant gene found to cause early ovarian failure in mice

...eeping follicles in the resting pool until a woman wants to become fertile - perhaps at a later-than-usual age. In contrast, current oral contraceptives prevent ovulation (the release of eggs) but do not slow the rate of activation, thereby permitting the depletion of woman's reserve of eggs. DePinho, who ...

Braunschweig Prize 2003 for Molecular Cancer Therapy

...three Glivec capsules every morning. He definitely wants to attend the prize ceremony to congratulate Brian Druker....

Europes healthcare systems supports trend for quality and quantity in ART

...y reached saturation point, with hardly anyone who wants fertility treatment having to wait." Not only are the numbers of treatment cycles increasing, but also the numbers of embryos transferred in one cycle is declining, thus reducing the chances of multiple pregnancies that can be risky for both mothers ...

Cross talk between bacteria, host leads to E. coli infection

... the body of nutrients. "The bacteria gets what it wants nourishment - and the person ends up getting diarrhea," Dr. Sperandio said. EHEC is responsible for outbreaks throughout the world of bloody diarrhea and hemolytic uremic syndrome a condition that can lead to renal failure and death. Severe symptom...

Public Library of Science acts to increase public access to scientific research

...woman learns she has breast cancer and desperately wants to find out for herself what researchers have disc...eatment; when a family doctor in rural Mississippi wants to know what NIH-sponsored research has revealed about the risks and benefits of a new treatment for...

New range of antibiotics may present a threat to public health

... for human populations if this should happen, Bell wants development of this new category of antibiotics restrained "until the likely response of bacterial opulations is more clearly understood." He argues therefore that "the evolutionary consequences of new clinical treatments involving the health of whol...

Fear of 'foreigners' may slow scientific progress

... find herself stranded once again. Hassan says she wants an education to help improvethe welfare of the Sudanese people, by advancingthe quality of medicine available to communitiesin her homeland. Such aspirations have served theUnited States--and the world--well in the past. "Xenophobia is not the answer...

Physical activity in the elderly ruled in part by genetics

...will have reached age 40. It is a generation that wants to look good, play hard and remain healthy. Americans born between 1946 and 1964 constitute approximately 29 percent of the entire U.S. population and make up almost one-third of all Americans who participate in sports. But eight years from now, whe...

Researcher explores tumors' survival strategy

...feration, differentiation, migration and death. He wants to better understand how these cells interact with...e are still many unanswered questions. But he also wants to know because tumors sometimes commandeer these cells' ability to grow new blood vessels that brin...

MNI-McGill researcher first to discover that normal nerve cells can mimic viruses

...t for an animal, thus when stimulated to do so, it wants to get it right, explained Dr. Sossin. In order to do this, the cell must make a lot of ELH protein in a short period of time to signal the release of eggs. One way to do this is to temporarily stop making other proteins and concentrate on making o...

First draft of 'periodic table' of protein structures helps visualize nature's universe of proteins

... of Health's Protein Structure Initiative. He also wants to look at the protein fold maps of the many individual organisms whose genomes have been sequenced to see the differences of distribution of the protein folds. "This is just the beginning, a first glimpse of the distribution of proteins. There is s...

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