Pertaining to or emanating from neurohumor.

• n. substances — include epinephrine, norepinephrine, acetylcholine, possibly histamine, serotonin and gamma-aminobutyric acid.
• n. transmission — the transmission of a nervous impulse from neuron to neuron or from neuron to effector organ by means of a neurohumoral substance.

Saunders Comprehensive Veterinary Dictionary 3rd Edition. Copyright © 2007 by D.C. Blood, V.P. Studdert and C.C. Gay, Elsevier. All rights reserved.