exocytosis

exocytosis
1. The appearance of migrating inflammatory cells in the epidermis. 2. The process whereby secretory granules or droplets are released from a cell; the membrane around the granule fuses with the cell membrane, which ruptures, and the secretion is discharged. SYN: emeiocytosis, emiocytosis. Cf.:endocytosis. [exo- + G. kytos, cell, + -osis, condition]

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exo·cy·to·sis .ek-sō-sī-'tō-səs n, pl -to·ses -.sēz the release of cellular substances (as secretory products) contained in cell vesicles by fusion of the vesicular membrane with the plasma membrane and subsequent release of the contents to the exterior of the cell
exo·cy·tot·ic -'tät-ik adj

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exo·cy·to·sis (ek″so-si-toґsis) [Gk. exo- + kutos a hollow vessel] 1. the discharge of material from a cell by fusion of a membrane-bound vesicle with the plasma membrane and subsequent release of the vesicle's contents into the extracellular environment; cf. endocytosis. 2. the aggregation of migrating leukocytes in the epidermis as part of the inflammatory response.

Medical dictionary. 2011.

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  • exocytosis — exocytosis. См. экзоцитоз. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • exocytosis — [ek΄sō sī tō′sis] n. a process in which a cell releases a large molecule, particle, etc.: opposed to ENDOCYTOSIS exocytose [ek΄sō sītōs′, ek΄sō tītoz′] vt., vi. exocytosed, exocytosing exocytotic [ek΄sō sītät′ik] adj …   English World dictionary

  • Exocytosis — For the meaning of exocytosis in dermatopathology, see exocytosis (dermatopathology). Neuron A (transmitting) to neuron B (receiving) 1. Mitochondrion 2. Synaptic vesicle with neurotransmitters 3. Autoreceptor 4. Synapse with neurotransmitter… …   Wikipedia

  • exocytosis — noun (plural exocytoses) Etymology: New Latin, from exo + cyt + osis Date: 1963 the release of cellular substances (as secretory products) contained in cell vesicles by fusion of the vesicular membrane with the plasma membrane and subsequent… …   New Collegiate Dictionary

  • exocytosis — Release of material from the cell by fusion of a membrane bounded vesicle with the plasma membrane …   Dictionary of molecular biology

  • exocytosis — exocytotic /ek soh suy tot ik/, adj. /ek soh suy toh sis/, n. Physiol. the transport of material out of a cell by means of a sac or vesicle that first engulfs the material and then is extruded through an opening in the cell membrane… …   Universalium

  • exocytosis — noun The secretion of substances through cellular membranes, either to excrete waste products or as a regulatory function …   Wiktionary

  • exocytosis — n. (Biology) process of transporting a substance out of a cell by way of a vesicle that first consumes the material and then is forced out through an aperture in the cell membrane …   English contemporary dictionary

  • exocytosis — [ˌɛksəʊsʌɪ təʊsɪs] noun Biology the release of the contents of a cell vacuole to the exterior. Derivatives exocytotic adjective …   English new terms dictionary

  • exocytosis — exo·cy·to·sis …   English syllables

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