News tagged with cellular life
Namibia sponge fossils are world's first animals: study
Scientists digging in a Namibian national park have uncovered sponge-like fossils they say are the first animals, a discovery that would push the emergence of animal life back millions of years.
Other Sciences / Archaeology & Fossils
Feb 06, 2012 |
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A chaperone for the 'guardian of the genome'
The protein p53 plays an essential role in the prevention of cancer by initiating the controlled death of a cell with damaged genes which is in danger to transform into a cancerous cell. The heat shock protein Hsp90, in turn, ...
Sep 07, 2011 |
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RNA reactor could have served as a precursor of life
(PhysOrg.com) -- Nobody knows quite how life originated on Earth, but most scientists agree that living cells did not abruptly appear from nonliving cells in a single step. Instead, there were probably a series ...
Jul 11, 2011 |
4.7 / 5 (27) |
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Biologists identify a new clue into cellular aging
The ability to combat some age-related diseases, such as cancer and diabetes, may rest with scientists unlocking clues about the molecular and cellular processes governing aging. The underlying theory is that if the healthy ...
Jul 07, 2010 |
4.6 / 5 (10) |
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Switchable Nanostructures Made with DNA
(PhysOrg.com) -- Scientists at the U.S. Department of Energy’s Brookhaven National Laboratory have found a new way to use a synthetic form of DNA to control the assembly of nanoparticles — this time resulting ...
Nanotechnology / Bio & Medicine
Dec 21, 2009 |
4.6 / 5 (10) |
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'Promiscuous' protein interactions found in the nuclear pore complex
(PhysOrg.com) -- The NPC is the only way in or out of a cell's nucleus. It plays a key role in cellular metabolism and signaling, and any malfunction in these pores can have lethal consequences. Now new research reveals further ...
Sep 29, 2009 |
5 / 5 (1) |
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Synthetic biology yields clues to evolution and the origin of life
Researchers in the field of synthetic biology are still a long way from being able to assemble living cells from scratch in the laboratory. But according to biochemist David Deamer of the University of California, Santa Cruz, ...
Biology /
Feb 15, 2009 |
3.3 / 5 (3) |
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