Researchers have devised a scheme for identifying genes in yeast that could lead to the identification of new cancer genes in humans. The study is published online this week in the open-access journal PLoS Biology.
Biotechnology
Jul 28, 2009
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People who are rewarded for making correct decisions learn quickly. While the "carrot" approach may produce favourable results, little is understood about how rewards facilitate the learning process.
Plants & Animals
Jul 28, 2009
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Retroviruses such as HIV that are already within cells are much more easily transmitted when they are next to uninfected cells than if they are floating free in the bloodstream.
Cell & Microbiology
Jul 28, 2009
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(AP) -- Hundreds of earthlings turned their faces to the sky Monday to see an airplane built to launch a ship into space, watching the gleaming white craft soar overhead.
Space Exploration
Jul 28, 2009
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(AP) -- Time Warner Inc. bought back Google Inc.'s 5 percent stake in struggling Internet company AOL LLC for $283 million, according to a regulatory filing by AOL on Monday.
Business
Jul 28, 2009
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(AP) -- They've spent the past one-and-a-half weeks together in space, and now it's time for two teams of astronauts to say goodbye.
Space Exploration
Jul 28, 2009
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The eyes of nocturnal bats possess two spectral cone photoreceptor types for daylight and colour vision. Reporting in the open-access, peer-reviewed journal PLoS ONE, scientists at the Max Planck Institute for Brain Research ...
Plants & Animals
Jul 28, 2009
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