Archive: 12/23/2010

Heat shock protein drives yeast evolution

Whitehead Institute researchers have determined that heat shock protein 90 (Hsp90) can create heritable traits in brewer's yeast (Saccharomyces cerevisiae) by affecting a large portion of the yeast genome. The finding has le ...

dateDec 23, 2010 in Biotechnology
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Gatekeeper for tomato pollination identified

Tomato plants use similar biochemical mechanisms to reject pollen from their own flowers as well as pollen from foreign but related plant species, thus guarding against both inbreeding and cross-species hybridization, report ...

dateDec 23, 2010 in Plants & Animals
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FCC chairman seeks conditions on Comcast, NBC deal

(AP) -- The head of the Federal Communications Commission proposed regulatory conditions Thursday to ensure that cable giant Comcast Corp. cannot stifle video competition once it takes control of NBC Universal.

dateDec 23, 2010 in Telecom
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Back to the dead (sea, that is)

They'll drill through four ice ages, epic sandstorms, mankind's migration from Africa to the New World, and the biggest droughts in history. Tel Aviv University is heading an international study that for the ...

dateDec 23, 2010 in Earth Sciences
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