单词 | autoreceptor |
释义 | > as lemmasautoreceptor autoreceptor n. Brit. /ˌɔːtə(ʊ)rᵻˈsɛptə/ , U.S. /ˌɔdoʊrəˈsɛptər/ , /ˌɑdoʊrəˈsɛptər/ Physiology a receptor for a substance, esp. a neurotransmitter, that is located on a cell that secretes the substance.ΚΠ 1975 A. Carlsson in E. Udsin & W. E. Bunney Pre- & Postsynaptic Receptors 51 The term ‘presynaptic receptor’ is hardly adequate. It should perhaps be replaced by ‘autoreceptor’, since the important feature is the neuron's sensitivity to its own transmitter substance. 1994 Amer. Scientist Oct. 463/1 It is well established that the activity of serotonin neurons is under negative feedback control, in which the released serotonin molecules bind to the so-called autoreceptor on the releasing cell and acts to inhibit the cell's activity. < as lemmas |
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