A decade ago, gene expression seemed so straightforward: genes were either switched on or off. Not both. Then in 2006, a blockbuster finding reported that developmentally regulated genes in mouse embryonic stem cells can ...
Cell & Microbiology
Aug 11, 2013
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Scientists at the Friedrich Miescher Institute for Biomedical Research have identified a novel and unexpected regulatory activity of RNA at the edge of inactive chromosomal regions. In their publication in Nature Structural ...
Cell & Microbiology
Aug 8, 2013
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(Phys.org) —New research by academics at The University of Nottingham has shown that exposure to a neonicotinoid insecticide causes changes to the genes of the honeybee.
Plants & Animals
Jul 2, 2013
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What allows certain plants to survive freezing and thrive in the Canadian climate, while others are sensitive to the slightest drop in temperature? Those that flourish activate specific genes at just the right time—but ...
Biotechnology
Jun 30, 2013
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What makes one Argonaute a slicer and another one not? Human Argonaute proteins are key players in the gene regulation process known as RNA interference, RNAi. Professor Joshua-Tor's group of Cold Spring Harbor Laboratory ...
Cell & Microbiology
Jun 6, 2013
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Scientists have found an entirely new genetic route by which a now-banned chemical causes sexual and hormonal disruption in a marine mollusc.
Ecology
May 23, 2013
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(Phys.org) —Proteins, the workhorses of the body, can have more than one function, but they often need to be very specific in their action or they create cellular havoc, possibly leading to disease.
Cell & Microbiology
Apr 29, 2013
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Circadian rhythms keep time for all living things, from regulating when plants open their flowers to foiling people when they try to beat jet lag. Day-night cycles are controlled through ancient biological mechanisms, evolutionarily ...
Cell & Microbiology
Apr 11, 2013
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New research explains how certain traits can pass down from one generation to the next – at least in plants – without following the accepted rules of genetics.
Biotechnology
Mar 26, 2013
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Every time a cell divides it makes a carbon copy of crucial ingredients, including the histone proteins that are responsible for spooling yards of DNA into tight little coils. When these spool-like proteins aren't made correctly, ...
Cell & Microbiology
Mar 24, 2013
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