Tag: "playing" at biology news

Winning combination to build bone density in children

...orous activity could include actions like running, playing tag, jumping rope, etc. "You don't have to jump r...ort of energy you would expect kids to expend when playing around outside with a ball or rope," said Dr. Eston. "A brisk walk at about 4 mph would do the tric...

ORNL's Delmau joins Technology Review's list of top young innovators

...e. Delmau, who resides in Oak Ridge, counts playing the clarinet, target shooting, kayaking and scuba diving among her outside interests. ...

Analysis of gene expression in lymphoid cells can determine lymphoma cancer

... CDK9 would prove to be a "multi-functional" gene, playing many different roles. According to Giordano, among the many functions of CDK9 that have been discovered, one of the most interesting is the role of this kinase in cellular differentiation, particularly muscle differentiation."In practical terms, whe...

Unicellular organisms contribute more nitrogen to ocean that reported earlier

...phorus, iron or some other environmental factor is playing a role in determining the abundance, distribution and activity of these unicells, Montoya explained. In the South Pacific, Montoya expects to find high rates of nitrogen fixation by unicells, he said. Their measurements already taken in the marginal ...

Anticancer drug zebularine specifically targets tumor cells

...apy, in which methylation inhibitors are currently playing a starring role. "The concept that the silencing of genes is a critical part of the cancer process is a major conceptual advance in this field," Jones says. "Realizing that, it becomes very important to find keys to unlock those silenced genes." In t...

Why your knees and quads hurt more after running than walking: You're only human

...s single difference between walking and running as playing an important role in causing running to be less economical than walking. The researchers note that it's not the entire reason, but it's important. By contrast to the knee extensors, the ankle and hip extensors don't have a large change in posture or...

Managing occupational exposures to potential bioterrorist agents

... for the U.S. Biological Defense Research Program, playing a key role in national defense and in infectious disease research. In a related article, also published in the August issue of the Journal of Occupational and Environmental Medicine, Rusnak and her colleagues reviewed the Institute's policies and man...

Biologists deciphering complex lemur scent language

...uch as rodents in terms of olfactory communication playing a very important part of their social behavior." Prosimians are primates whose ancestors branched off from the primate evolutionary family tree before monkeys and apes. Scordato has now graduated and is continuing her research as a staff member in th...

Size does matter when choosing a mate

...h biologists thought that sexual selection must be playing a role in driving Rensch's rule, until now nobody had been able to prove exactly how it worked. Although the research was conducted on shorebirds, the researchers are confident that that the same driver is in operation in everything from mites to pri...

UC Riverside researcher takes snapshots of the movement of molecules in a billionth of a second

...ry basic and important process in surface science, playing a key role in processes as diverse as the formation of crystals and the activity of catalysts. "This is very basic research but it has implications for many other areas in science," said Bartels. "Catalysts, like the one in the exhaust system in ev...

Gulf of Maine marine ecosystem may have entered new phase

...minance of predators has given way to many species playing 'king of the hill,'" says Steneck. "While there is no fear of these species going extinct," he adds, "entire sections of the food web have become so rare that they no longer perform critical ecological functions in the marine community. This i...

LSU researcher discovers new bird

...ff on their mission. On the morning of June 9, the playing of the taped song worked and the bird appeared, co...rby bamboo, just off the road. After observing and playing "cat and mouse" with the bird for almost an hour, Lane finally got his specimen. Lane ex...

Sequential signals choreograph embryonic tubule formation

... that other research has implicated ERK and MMP as playing a key role in the generation of other organs and suggest that is possible that growth factor induced ERK and MMP subprograms could underlie tubule development in other systems. Lucy Erin O'Brien, Kitty Tang, Ellen S. Kats, Amy Schutz-Geschwender, Jo...

The amendment to the law on green Genetic Engineering inhibits innovation and research in Germany

...t a considerable disadvantage on the international playing field. This is the key theme of the statement on the law on genetic engineering recently released by the DFG. The DFG primarily opposes three aspects of the draft amendment. For instance, the draft put forward by the German federal government assumes...

RICE gets $1.1m from DOD to study neurofibromatosis

... several key proteins it has already identified as playing a key role in NF. For example, the fruit fly NF1 gene is very similar to its human counterpart, and Stern's previous work has shown that fruit flies lacking the NF1 gene or any of five additional genes suffer from tumors in the peripheral nerves that...

Kaposi's sarcoma virus 'reprograms' blood vessel cells into lymphatic cells

...ent studies have identified a gene called Prox1 as playing a major role in controlling the development and differentiation of lymphatic vessels and found that aberrant expression of Prox1 in mature blood-vessel-lining cells can reprogram them to develop into lymphatic-lining cells. Because the KS virus can ...

UK small firms pay lip service to green issues

...he start, and offers SMEs the security of a 'level playing field' so that environmental good practice is not perceived as a threat to competitiveness.' 'To be truly effective, market based incentives, like landfill taxes need to be combined with the kinds of infrastructure developments that make it easy for ...

North Shore-LIJ research collaboration with Correlogic Systems to advance ovarian cancer blood test

...oncology for the North Shore-LIJ Health System, is playing a pivotal role. "Upon validation, this blood test can dramatically change the lives of women at high risk for ovarian cancer," said Dr. Lovecchio. "When caught very early, the survival rate can be as high as 90 percent. Unfortunately, most of these c...

Therapeutic cloning may be permitted at Newcastle University

... the studies will not directly help them, they are playing a vital role in helping other patients." Alastair Balls, chief executive for the Center for Life said, "This is undoubtedly one of the most important areas of research in human fertility and genetics capable of having a transformational ...

Shortened chromosomes linked to early stages of cancer development

...trong indicator that abnormal telomeres are likely playing a causal role in cancer development." Telomeres cap the chromosome ends, protecting the interior, gene-containing parts of the chromosome from being accidentally lost. As normal cells divide and age, some of the telomere DNA is lost, and the telomer...

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