Any member of a group of polypeptides, widely scattered in vertebrate and invertebrate tissues, that have in common four of the five terminal amino acid s: Phe–Xaa–Gly–Leu–Met–NH2; pharmacologically, they all cause hypotension in mammals, contraction of gut and bladder smooth muscle, and secretion of saliva. [G. tachys, swift, + kineo, to move, + -in]

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tachy·ki·nin (tak″e-kiґnin) any member of the tachykinin family of hormones; see under family.

Medical dictionary. 2011.

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  • Tachykinin receptor 1 — Rendering based on PDB 2KS9 …   Wikipedia

  • Tachykinin peptides — Tachykinin family Structure of the tachykinin peptide Kassinin.[1] Identifiers Symbol Tachy …   Wikipedia

  • Tachykinin receptor 2 — Tachykinin receptor 2, also known as TACR2, is a human gene.cite web | title = Entrez Gene: TACR2 tachykinin receptor 2| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView TermToSearch=6865| accessdate = ] PBB Summary… …   Wikipedia

  • Tachykinin receptor — 1 Identifiers Symbol TACR1 Alt. symbols TAC1R Entrez 6869 …   Wikipedia

  • Tachykinin receptor 3 — Tachykinin receptor 3, also known as TACR3, is a human gene.cite web | title = Entrez Gene: TACR3 tachykinin receptor 3| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView TermToSearch=6870| accessdate = ] PBB Summary… …   Wikipedia

  • tachykinin — noun Any of a family of widespread neuropeptides that excite neurons, evoke behavioural responses, and contract muscles …   Wiktionary

  • Tachykinin — Ta|chy|ki|nin [↑ Tachy u. ↑ Kinin] Sammelbez. für blutdrucksenkende, die glatte Muskulatur bes. rasch erregende Neurokinine aus Kaltblütern, z. B. Caerulein, Eledoisin, Kassinin …   Universal-Lexikon

  • tachykinin — …   Useful english dictionary

  • tachykinin family — a family of hormones that are potent, rapidly acting secretagogues and cause smooth muscle contraction and vasodilation; it includes substance P and several less common peptides …   Medical dictionary

  • TAC-1 — tachykinin 1 …   Medical dictionary

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