Tag: "says" at biology news

Scratch no more: Gene for itch sensation discovered

...y genes have been identified in the pain pathway," says Chen, associate professor of anesthesiology, psychiatry and molecular biology and pharmacology. "But itch research has lived in the shadow of pain research, and no one knew which gene was responsible for itching in the brain or in the spinal cord unt...

One species, many genomes

... isn’t such a thing as the genome of a species," says Weigel. He adds "The insight that the DNA sequence...ars to reflect adaptation of local circumstances," says Weigel. It is likely that such variable genes allow plants to withstand dry or wet, hot or cold cond...

Art and music for the birds

... don’t know if they might respond to human sound,” says Demaray. While there have been no scientific studi...ns have on what’s good music is our own interest,” says the Rutgers-Camden artist. “Of course, we may find that birds have their own criteria for assessing ...

Common cancer gene sends death order to tiny killer

...the most commonly mutated genes in human cancers," says Mendell. "And there is now a great deal of evidenc...ic cells and uncontrolled growth leads to cancer," says Anirban Maitra, M.B.B.S., associate professor of pathology, oncology and genetic medicine. Mendel...

Researchers discover inherited mutation for leukemia

...hat appears to be associated with hereditary CLL," says coauthor John C. Byrd, professor of internal medic... "This inherited change is remarkably subtle," says co-principal investigator Albert de la Chapelle, professor of molecular virology, immunology and med...

Agent slows aging in mice

...to extend median life span in three laboratories,” says Miller, professor of pathology at the U-M Medical ...to slow aging and its accompanying ills. Miller says prior studies typically have been too small and their results hard to confirm in subsequent studies....

Innovative smallpox vaccine research study to be conducted at Case Medical Center

...uals with certain skin conditions such as eczema,” says Robert A. Salata, M.D., chief of the Division of I..., even those whose immune systems are suppressed,” says Dr. Salata. “Our hope is that the new vaccine will be a safer alternative to the current vaccine.” ...

Math that powers spam filters used to understand how brain learns to move our muscles

... report this week in Nature Neuroscience, the team says their new tool could make it possible to predict t...kins, who with his colleagues built the new model, says the artificial brain in the computer, like its natural counterpart, is guided in part by a special k...

How sneaky HIV escapes cells

...iruses by a naturally occurring export mechanism,” says Stephen Gould, Ph.D., Professor of Biological Chemistry at Johns Hopkins. Cells normally export certain membrane-bound molecules to the outside world by means of small sacs known as exosomes. By studying human T-cells under a microscope, Gould, Yi Fa...

Loss of stem cells correlates with premature aging in animal study

... we’re exhausting their ability to renew tissues,” says Eric J. Brown, PhD, Assistant Professor of Cancer ...f pools of cells that reside in each tissue type,” says Brown. We accelerated the aging process by wiping out a large fraction of these cells prematurely, i...

Studies to find better ways to preserve human eggs, ovarian tissue under way

...ugh cancer therapy is to use egg donors later on,” says Dr. Adelina M. Emmi, reproductive endocrinologist ...re a lot of women interested in talking about it,” says Dr. Emmi. She hopes her work with Dr. Ying C. Song, cryobiologist, will one day give her more to say...

Millions of children denied drug that costs less than $3 a year

...s of human suffering and social costs is enormous, says Professor Perucca. An efficient epilepsy management programme will work only if fully integrated within a community healthcare delivery system, which should provide not only reliable supplies of drugs, with adequate facilities for storage and dis...

Brightening prospects of using fluorescent nanotubes in medical applications

... for use as contrast agents in cells and tissues,” says Tobias Hertel, the associate professor of physics ...rticularly well suited for use in living systems,” says Hertel. These factors include: Nanotubes emit light in a very narrow range of wavelengths, or co...

Salty oceans provide early warning for climate change

... a far more important role that we first thought,” says Professor Rainer Zahn, a palaeoclimatologist at th...A salt surge is enough to kick start circulation,” says Zahn. Meanwhile, a decrease in saltiness in South African waters could be linked to a slowing down o...

New collaborative research reveals chimpanzees can sustain multiple-tradition cultures

...ltural variation observed in the wild is learned,” says Dr. de Waal. “We are the first to show cultures potentially can jump from group to group if you offer chimpanzees the opportunity to watch other groups. It’s a bit like Westerners learning to eat with chopsticks."...

Dual-imaging technique useful before -- and during -- brain surgery

... has been in use clinically for only a few years,” says Leach, associate professor of radiology at UC and ...rs to ultimately improve patient outcomes.” He says that combining standard visual, sound, and voice-based tests, whose results are measured by MRI, per...

Rising skin cancer rates are more likely to affect wealthy people, says 12-year review

...s to provide an accurate picture of cancer levels” says co-author Dr Susannah Hoey from the Dermatology De... cent of all skin cancers occur in this age group” says Dr Dolan. “It is important that we plan ahead so that we are able to care for patients with skin ...

'Lucky 13' as new gene discovery offers further hope for childhood blindness

... of a dozen genes which, when mutated, cause LCA," says Professor Chris Inglehearn from the Leeds Institut...ro as long as the other parent does not carry it," says Professor Inglehearn. "The odds of two parents both carrying the same or different mutations in the ...

Researchers shed light on shrinking of chromosomes

.... Then, after separating they would expand again,” says Ellenberg. “But we found something very different....ormally distributes them into the daughter cells,” says Felipe Mora-Bermúdez, who carried out the experiments in Ellenberg’s lab, “we think that the ‘super ...

U-M researchers discover gene switched off in cancer can be turned on

...t therapies that target genes that are turned on,” says lead study author David Reisman, M.D., Ph.D., assistant professor of internal medicine at the U-M Medical School. Results of the study appear in the advanced online publication of the journal Oncogene. The researchers sought to understand why B...

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