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Tag: "skilled" at biology news

Carnegie Mellon scientists find key HIV protein makes cell membranes bend more easily

...ates. Through evolution, viruses have also become skilled at fusing with cells to unload their genetic contents, which turn host cells into virus-producing factories. In the case of HIV, a molecule called gp120 initially helps the virus lock onto its host T cell, a cell critical for maintaining immunity. An...

Dinosaur hearing, listening to muscle noise, quieter cubicles

...z, according to some acoustics textbooks, yet some skilled trumpet players are able to hit those frequencies. In addition, he says, manufacturers and teachers sometimes incorrectly apply the concepts of fluid dynamics to the study of brass instruments, giving improper scientific authority to some teaching s...

Fighting to keep Darwin in the classroom

...world-renowned evolutionary biologist and a highly skilled and sophisticated science high school teacher—have decided it's time to help science educators fight back against the strong pressure creationists are exerting on public education. In the new journal Outreach and Education in Evolution, to be publis...

Cornell researcher helping develop quick, cheap HIV/AIDS test

... quality is poor and there are few, if any, highly skilled health-care technicians. "This test, however, is being developed to endure harsh temperature conditions and be truly simple -- no batteries will be needed, for example." ...

Performing surgery on a beating heart may be safer

...ws for a quicker recovery. “If the surgeons are skilled enough to perform the surgery without stopping the heart, it can be offered to high-risk patients who would not be likely to survive the side effects of the traditional stopped-heart method,?says Raja. “For this reason, quality training needs to be p...

'Failed' experiment yields a biocontrol agent that doesn't trigger antibiotic resistance

...brought Wisconsin a dozen new, high-paying, highly skilled jobs. Filutowicz is a professor of bacteriology in...r people and has created 12 high-paying and highly skilled jobs for the Madison area. Because of that, says Filutowicz, ConjuGon is helping to ensure the fut...

Computer scientists unravel 'language of surgery'

... available for computer analysis. "Surgery is a skilled activity, and it has a structure that can be taught and acquired," said Gregory D. Hager, a professor of computer science in the university's Whiting School of Engineering and principal investigator on the project. "We can think of that structure as ...

Immune system police learn early and sometimes badly

...ning, some people may have regulatory T cells less skilled at keeping the immune system from attacking their bodies and/or too skilled at protecting invaders. It also means one day physicians might steer early education of regulatory...

Is the brain wired for faces?

Although the human brain is skilled at facial recognition and discrimination, new research from Georgetown University Medical Center suggests that the brain may not have developed a specific ability for "understanding faces" but instead uses the same kind of pattern recognition techniq...

St. Jude projects 90 percent cure rate for ALL

...benefit. The overall improvements have led to more skilled use of cancer drugs, stem cell transplantation and treatment of ALL that invades the central nervous system, according to Pui. "We are now testing the feasibility of omitting irradiation for all patients and reserving this treatment for only those c...

Common enzyme is a key player in DNA repair

...e discovered that the enzyme DinB is exceptionally skilled at copying over a particular kind of damage to the G nucleotide. When the main DNA replication machinery stalls at the damaged G, the DinB translesion polymerase recognizes the G and adds its chemical partner, C, to form the correct base pair in the ...

Chernobyl: The true scale of the accident

...employment outside of agriculture is limited. Many skilled and educated workers, especially younger workers, left the region. Also, the business environment discourages entrepreneurial ventures and private investment is low. What impact did Chernobyl and the aftermath have on local communities? More than 3...

Minimally Invasive Cancer Treatments Highlighted

...cialists. Interventional radiologists are uniquely skilled in using imaging guidance to deliver targeted cancer treatments throughout the body non-surgically, through the blood vessels or other pathways. Highlights of the Symposium Include: Treatments for Liver Cancer (Monday, November 28) Although surger...

IBM Transforms the Art of Scientific Expeditions

...ted or no benefit on the tumor, because tumors are skilled at circumventing individual therapies and finding new ways to grow. But together, the two therapies more potently inhibited a tumor's ability to sustain and nourish itself by growing new blood vessels around the tumor. Most importantly, the scientis...

'Sinkers' provide missing piece in deep-sea puzzle

...y using sediment traps, the team relied on MBARI's skilled ROV pilots to do the job. Catching bits of drifting mucus using a three-ton underwater robot was no easy feat. As Robison put it, "We collected more than a hundred of these things, and every one of them was a major challenge. About one in four attemp...

Duke Experiments Boost Radiation's Cancer-Killing Effects

...ted or no benefit on the tumor, because tumors are skilled at circumventing individual therapies and finding new ways to grow. But together, the two therapies more potently inhibited a tumor's ability to sustain and nourish itself by growing new blood vessels around the tumor. Most importantly, the scientis...

Can't serve an ace? Could be muscle fatigue

...stronauts, and they have real trouble carrying out skilled movements. "In our experiments we found that when...s could have implications for sports that required skilled actions such as serving a tennis ball, throwing a javelin or shooting a bow and arrow. He said it c...

Researchers reveal secrets of flying snakes

...ir lack of wing-like appendages, flying snakes are skilled aerial locomotors," said lead scientist and author Jake Socha, Ph.D., who has been studying these unique creatures for the past eight years. With the help of colleagues Michael LaBarbera, professor of organismal biology and anatomy at Chicago, and T...

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