News tagged with chemical signal

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 farms.

dateMay 17, 2010 in Ecology
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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 to external ...

dateMar 29, 2010 in Medical research
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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 ...

dateMar 25, 2010 in Medical research
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