A chemical neurotransmitter is a substance that is released by a nerve cell (neuron) to transmit signals across a synapse, the junction between two neurons. Full definition
Some psychological disorders are caused by an imbalance of chemical neurotransmitters in the brain, and some are the result of environmental factors such as trauma. (wisegeek.com)
As an answer to this question, Wu and colleagues used a genetic technique to light up the places on the surface of the R2 neurons where they actively release small chemical neurotransmitters, sending information to neighboring cells. (sciencedaily.com)
Her specialty is brain chemical neurotransmitters and how they are affected by the foods we eat. (grassfedgirl.com)