Definition of second messenger in English:

Share this entry

second messenger

noun

Physiology
A substance whose release within a cell is promoted by a hormone and that brings about a response by the cell.
Example sentences
  • Fatty acids function as second messengers and coregulators of gene transcription.
  • Examples of proteins and second messengers that appear to act in multiple response pathways are also described.
  • This enzyme is abundantly expressed in the lung tissue and thereby stabilizes the second messenger.

For editors and proofreaders

Syllabification: sec·ond mes·sen·ger

Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.