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Tag: "lends" at biology news

NJIT Presidential Award winner takes stem cell research another step

...es. Adult stem cells also have a unique trait that lends them their magic: Under the right conditions, or given the proper signals, they have the ability to turn into different cell types. Arinzeh is doing exactly that: developing signals, in the form of biomaterials, that will help adult stem cells turn ...

Hydrogen and methane provide raw energy for life at 'Lost City'

...are intimately linked at a primal environment, and lends strong support to the need for interdisciplinary approaches to scientific research." Other co-authors are Gretchen Früh-Green, Swiss Federal Institute of Technology; Dana Yoerger, John Hayes, Kate Buckman, Sean Sylva and Mike Jakuba, Woods Hole Ocea...

Researchers extend mouse lifespan by protecting against free radicals

... published online by the journal Science on May 5, lends more credence to the free-radical theory of aging. The theory suggests that very reactive chemicals, called "free radicals," can be damaging to the body at the cellular level. Those reactive chemicals can take part in unnecessary chemical reactions ...

Elderly mice yield clues to the process of growing old

...tions accumulate much more rapidly." The new work lends support to one of the two leading theories of how animals, including humans, grow old and die. It supports the theory that apoptosis or programmed cell death underpins aging. A competing theory holds that oxidative stress -- the body's reaction to ox...

Protein behind autumn color splendor identified

...ifferent proteins. Most of the chlorophyll, which lends plants their green color, is bound to a protein called LHCII. Every individual protein is incredibly small (nearly a million times smaller than the human eye can perceive), but it is possible see them if there are many of them together. LHCII is pro...

Pitt professor's theory of evolution gets boost from cell research

... that the emerging understanding of cell structure lends strong support to Schwartz's theory of evolution, originally explained in his seminal work, Sudden Origins: Fossils, Genes, and the Emergence of Species (John Wiley & Sons, 2000). In that book, Schwartz hearkens back to earlier theories that sug...

Protein translation in sperm

...the February 15th issue of Genes & Development lends novel insight into the cellular changes that occur in sperm while they reside in the female reproductive tract ?providing a new understanding of the molecular genetics of successful fertilization. It had been believed for decades that spermatozoa ar...

Non-coding RNAs help silence the mammalian transcription

...A silencing. The variation in silencing mechanisms lends further support to the argument that imprinting arose gradually over a long period in mammals, not all at once," explains Dr. Tilghman. ...

Brain region linked to fly slumber

...learning are somehow linked in the fly brain. This lends weight to the notion that, in flies, sleep may function to consolidate memories that are formed during the day -- something that is known to occur in vertebrates. Sleeping flies are similar to sleeping humans. Both are groggy when woken suddenly and...

Pacific Rim researchers to collaborate on distributed bioinformatics analysis of avian flu

...n researchers involved in the TATRC-funded project lends an added dimension of urgency and depth to the U.S. research program. "Avian flu is very important to sites worldwide, but especially in Asia, where most of the known cases have occurred," said Wilfred Li, executive director of the UC San Diego-based...

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