Individual differences |
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Biological: Behavioural genetics · Evolutionary psychology · Neuroanatomy · Neurochemistry · Neuroendocrinology · Neuroscience · Psychoneuroimmunology · Physiological Psychology · Psychopharmacology (Index, Outline)
- Neurokinin A - involved in hematopoietic regulation
- Neurokinin B - known for its role as the mediator of pain transmission
- Substance P
They and the neurokinin receptors - NK1 and NK3 - are largely expressed in the nucleus of the solitary tract (NST), where they are involved in the central regulation of visceral function. Neurokinin A and B were originally isolated from porcine spinal cord.