karyolysis

karyolysis
Apparent destruction of the nucleus of a cell by swelling and the loss of affinity of its chromatin for basic dyes. [karyo- + G. lysis, dissolution]

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kar·y·ol·y·sis .kar-ē-'äl-ə-səs n, pl -y·ses -.sēz dissolution of the cell nucleus with loss of its affinity for basic stains sometimes occurring normally but usu. in necrosis compare KARYORRHEXIS
kar·yo·lyt·ic .kar-ē-ō-'lit-ik adj

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n.
the breakdown of a cell nucleus, which occurs during cell necrosis and is preceded by fragmentation of the nucleus (karyorrhexis).

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kary·ol·y·sis (kar″e-olґə-sis) [karyo- + -lysis] 1. the swelling of the nucleus of a necrotic cell and fading of the chromatin as it becomes less basophilic owing to deoxyribonuclease activity. 2. dissolution of the cell nucleus; cf. karyorrhexis.

Medical dictionary. 2011.

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  • Karyolysis — is the complete dissolution of the chromatin matter of a dying cell due to the activity of DNAase. The whole cell will eventually stain uniformly with eosin after karyolysis. It is usually preceded by karyorrhexis and can occur either as a result …   Wikipedia

  • karyolysis — karyolysis. См. кариолизис. (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.

  • karyolysis — kariolizė statusas T sritis augalininkystė apibrėžtis Branduolio ištirpimas, žuvus ląstelei. atitikmenys: angl. karyolysis rus. кариолизис; растворение ядра …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • karyolysis — kariolizė statusas T sritis augalininkystė apibrėžtis Ląstelės interfazinės struktūros išnykimas, prasidėjus mitozei. atitikmenys: angl. karyolysis rus. кариолизис; растворение ядра …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • karyolysis — n. [Gr. karyon, nucleus; lysis, a loosing] Disappearance of the interphase nucleus at the beginning of karyokinesis; dissolution of the nucleus …   Dictionary of invertebrate zoology

  • karyolysis — karyolitic /kar ee euh lit ik/, adj. /kar ee ol euh sis/, n. Cell Biol. the dissolution of a cell nucleus. [1885 90; KARYO + LYSIS] * * * …   Universalium

  • karyolysis — noun The dissolution of the nucleus of a cell by the action of deoxyribonuclease …   Wiktionary

  • karyolysis — n. dissolution of a cell nucleus (Biology) …   English contemporary dictionary

  • karyolysis — kar·y·ol·y·sis …   English syllables

  • karyolysis — n. the breakdown of a cell nucleus, which occurs during cell necrosis and is preceded by fragmentation of the nucleus (karyorrhexis) …   The new mediacal dictionary

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