In a novel use of gene knockout technology, researchers at the University of California, San Diego School of Medicine tested the same gene inserted into 90 different locations in a yeast chromosome – and discovered that ...
Cell & Microbiology
Jan 3, 2013
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The molecular mechanisms whereby a spectrum of dahlias, from white to yellow to red to purple, get their colour are already well known, but the black dahlia has hitherto remained a mystery. Now, a study published in BioMed ...
Plants & Animals
Nov 22, 2012
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A new tool for neuroscientists delivers a thousand pinpricks of light to a chunk of gray matter smaller than a sugar cube. The new fiber-optic device, created by biologists and engineers at the Massachusetts Institute of ...
Optics & Photonics
Nov 19, 2012
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Up to ten per cent of the active genes of an organism that has survived 80 million years without sex are foreign, a new study from the University of Cambridge and Imperial College London reveals. The asexual organism, the ...
Biotechnology
Nov 15, 2012
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(Phys.org)—A new way to visualize single-cell activity in living zebrafish embryos has allowed scientists to clarify how cells line up in the right place at the right time to receive signals about the next phase of their ...
Cell & Microbiology
Nov 13, 2012
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(Phys.org)—A new University of Maryland study of worms that reproduce without a mate shows that not only have these creatures lost their mojo in the dating game of evolution, they've lost thousands of genes as a consequence.
Plants & Animals
Nov 6, 2012
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Johns Hopkins researchers have succeeded in teaching computers how to identify commonalities in DNA sequences known to regulate gene activity, and to then use those commonalities to predict other regulatory regions throughout ...
Biotechnology
Nov 5, 2012
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Biologists from New York University have uncovered new ways our biological clock's neurons use electrical activity to help keep behavioral rhythms in order. The findings, which appear in the journal Current Biology, also ...
Cell & Microbiology
Oct 4, 2012
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Biologists at New York University have uncovered one way that biological clocks control neuronal activity—a discovery that sheds new light on sleep-wake cycles and offers potential new directions for research into therapies ...
Cell & Microbiology
Sep 25, 2012
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(Phys.org)—The sorcerer's apprentice started a water-carrying system, but couldn't stop it, and soon he was up to his neck in water, and trouble. Living cells have a better design: When they activate a gene, they have a ...
Cell & Microbiology
Sep 6, 2012
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