| http://www.w3.org/ns/prov#value | - This suggests that there are critical periods for these changes during development, the researchers say.Usually when the nervous system adapts to drugs or other stimuli, it does so by changing the neurotransmitter receptors on nerve cells, says Gabrielle Leblanc, Ph.D., a program director at NINDS. This study shows that neurons also can change the neurotransmitters themselves.
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