When she's turned on, some of her genes turn off

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When a female is attracted to a male, entire suites of genes in her brain turn on and off, show biologists from The University of Texas at Austin studying swordtail fish.

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All News summaries for December 10, 2007

Landmark study unlocks stem cell, DNA secrets to speed therapies

2 hours ago | User rating: not rated yet

In a groundbreaking study led by an eminent molecular biologist at Florida State University, researchers have discovered that as embryonic stem cells turn into different cell types, there are dramatic corresponding ...

Fat-regenerating 'stem cells' found in mice

2 hours ago | User rating: not rated yet

Researchers have identified stem cells with the capacity to build fat, according to a report in the October 17th issue of the journal Cell, a Cell Press publication. Although they have yet to show that the cells can ...

Polls may underestimate Obama's support by 3 to 4 percent, researchers say

6 hours ago | User rating: not rated yet

(PhysOrg.com) -- Current polls of the presidential election may be underestimating Barack Obama's support by 3 to 4 percent nationally and possibly larger margins in the Southeast and some strongly Republican states, according ...

Unique fossils capture 'Cambrian migration'

6 hours ago | User rating: not rated yet

(PhysOrg.com) -- A unique set of fossils indicates that 525 million years ago marine animals congregated in Earth’s ancient oceans, most likely for migration, according to an international team of scientists.

Early planting lets farmers be both mean and green, study shows

6 hours ago | User rating: not rated yet

(PhysOrg.com) -- Farmers can be both mean and green when protecting their canola fields from a pesky insect that poses a chronic threat, says a University of Alberta researcher.

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