Definition of substance P in English:
A compound thought to be involved in the synaptic transmission of pain and other nerve impulses. It is a polypeptide with eleven amino-acid residues.
- When sensory nerve cells are activated, calcium levels inside these cells rise and the neuropeptides, such as substance P and calcitonin gene related peptide are released.
- It's thought that this burning depletes nerve cells of a chemical called substance P, which has a role in transmitting pain messages.
- The heady mixture of sleep deprivation, adrenaline, and substance P plus or minus caffeine makes for a euphoric, addictive cocktail.
Definition of substance P in:
- British & World English dictionary
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.
Most popular in the US
Most popular in the UK
Most popular in Canada
Most popular in Australia
Most popular in Malaysia
Most popular in Pakistan