When the algal ancestor of modern land plants first succeeded in making the transition from aquatic environments to an inhospitable shore 450 million years ago, it changed the world by dramatically altering climate and setting ...
Biotechnology
Oct 5, 2015
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783
Birds are among the most successful creatures on the planet, with more than 10,000 species living across the globe, occupying a dizzying array of niches and eating everything from large animals to hard-to-open nuts and seeds.
Evolution
Aug 19, 2015
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302
Some cells fail by chance, and not due to a genetic defect, to properly initiate the molecular processes for the breakdown of sugar. These cells are unable to grow and subsequently die. This discovery was done by a multidisciplinary ...
Cell & Microbiology
Jan 17, 2014
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0
Human embryonic stem cells (hESCs) retain the ability to form any cell type in the body. They do this thanks to the interplay of many proteins, including one involved in cell signaling known as extracellular signal-regulated ...
Cell & Microbiology
Sep 25, 2013
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0
Rice containing an overactive gene that makes it resistant to a common herbicide can pass that genetic trait to weedy rice, prompting powerful growth even without a weed-killer to trigger the modification benefit, new research ...
Biotechnology
Sep 23, 2013
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0
When Typhoid Mary died in 1938, in medical exile on a tiny New York island, she took untold numbers of Salmonella typhi to her grave. No one knew how the bacteria managed to thrive and not kill her.
Cell & Microbiology
Aug 15, 2013
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0
(Phys.org) —Scientists at the University of East Anglia are developing a new class of anti-cancer drugs that are not only powerful but also circumvent a primary cause of resistance to chemotherapy.
Cell & Microbiology
Jul 3, 2013
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1
Scientists at A*STAR's Genome Institute of Singapore (GIS) and the Max Planck Institute for Molecular Genetics (MPIMG) in Berlin (Germany) have discovered a molecular network in human embryonic stem cells (hESCs) that integrates ...
Cell & Microbiology
Jul 2, 2013
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0
(Phys.org) —A Cornell study offers further proof that the divergence of humans from chimpanzees some 4 million to 6 million years ago was profoundly influenced by mutations to DNA sequences that play roles in turning genes ...
Biotechnology
Jun 12, 2013
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0
It's common wisdom that one rotten apple in a barrel spoils all the other apples, and that an apple ripens a green banana if they are put together in a paper bag. Ways to ripen, or spoil, fruit have been known for thousands ...
Biotechnology
Jun 11, 2013
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