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neurokinin
neurokinin n.
Brit. 
/ˌnjʊərə(ʊ)ˈkʌɪnɪn/
, /ˌnjʊərə(ʊ)ˈkʌɪnɪn/U.S. /ˌn(j)ʊroʊˈkaɪnᵻn/
Physiology any of a group of peptide hormones of the tachykinin family that are present in neural tissue./ˌn(j)ʊroʊˈkaɪnᵻn/ΚΠ
1960 L. F. Chapman et al. in Trans. Assoc. Amer. Physicians 73 263 This polypeptide has been labeled ‘neurokinin’ and has been found..to be released during neuronal excitation.
1987 D. J. Weatherall et al. Oxf. Textbk. Med. (ed. 2) I. xii. 55/1 Recently..neurokinins alpha and beta..have also been shown to be present in humans.
1987 Neuropharmacology 26 971/2 Of these [tachykinins], the ones present in the mammalian nervous system are referred to as neurokinins.
2000 Biol. of Reprod. 62 1661 The major neurokinins are substance P, neurokinin A, and neurokinin B, which predominantly activate neurokinin receptors (NK-Rs) 1, 2, and 3, respectively.
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