News tagged with chemical signal

How immune cells 'sniff out' bacteria

Scientists are learning how our immune system senses and tracks down infection in the body by responding to chemical "scents" emitted by bacteria. Studying how immune cells manipulate their movement in response ...

Mar 29, 2010
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Using a pest's chemical signals to control it

Agricultural Research Service (ARS) scientists are tapping into the biochemistry of one of the world's most damaging insect pests to develop a biocontrol agent that may keep the pest away from gardens and ...

May 17, 2010
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How does a heart know when it's big enough?

A protein discovered in fruit fly eyes has brought a Johns Hopkins team closer to understanding how the human heart and other organs automatically "right size" themselves, a piece of information that may hold clues to controlling ...

Mar 25, 2010
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Hydrocarbon afterglow reveals reproductive cheaters

(PhysOrg.com) -- An ‘honest indicator’ has been discovered by a scientific team at Arizona State University that reveals reproductive cheating. But before you run out to buy an infidelity identification ...

Jan 09, 2009
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