Assertion: ligand's receptor | /r/Synonym | p receptors
Facets:
value: originally
type: OTHER
Source sentences:
text: In the case of NK 1 receptors (originally called SP-P receptors), the initial starting point was the endogenous peptide, substance P. Methyl esterification of the carboxyl-terminal amide of SP preserved affinity to the NK 1 receptor while decreasing by approximately 99.9% the affinity to the NK 2 (previously named SP-E) and NK 3 receptors (previously termed SP-N) (Watson et al., 1983).