sex chromatin
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sex chromatin — n BARR BODY * * * chromatin found only in female cells and believed to represent a single X chromosome in a nondividing cell. It can be used to discover the sex of a baby before birth by examination of cells obtained by amniocentesis or chorionic … Medical dictionary
sex chromatin — sex chromatin. См. половой хроматин. (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.
sex chromatin — noun chromatin found only in female cells the presence or absence of sex chromatin in cells obtained by amniocentesis makes it possible to determine the sex of a fetus • Hypernyms: ↑chromatin, ↑chromatin granule … Useful english dictionary
sex chromatin — chromatin found only in female cells and believed to represent a single X chromosome in a nondividing cell. It can be used to discover the sex of a baby before birth by examination of cells obtained by amniocentesis or chorionic villus sampling.… … The new mediacal dictionary
sex chromatin — sex′ chro matin n. gen Barr body • Etymology: 1950–55 … From formal English to slang
Sex-Chromatin — Der Zellkern eines menschlichen, weiblichen Fibroblasten wurde mit dem blau fluoreszierenden … Deutsch Wikipedia
sex chromatin — Condensed chromatin of the inactivated X chromosome in female mammals (Barr body) … Dictionary of molecular biology
sex chromatin test — (for determination of chromosomal sex) examination of somatic cells for presence of a Barr body at the periphery of the nucleus; an index of the presence of two X chromosomes, as in a normal XX female, but also giving a positive result with… … Medical dictionary
sex chromatin — noun Date: 1952 Barr body … New Collegiate Dictionary
chromatin granule — noun the readily stainable substance of a cell nucleus consisting of DNA and RNA and various proteins; during mitotic division it condenses into chromosomes • Syn: ↑chromatin • Derivationally related forms: ↑chromatinic (for: ↑chromatin) •… … Useful english dictionary
