chromatin

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chro·ma·tin

 (krō′mə-tĭn)
n.
A complex of nucleic acids and proteins, primarily histones, in the cell nucleus that stains readily with basic dyes and condenses to form chromosomes during cell division.

chro′ma·tin′ic adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

chromatin

(ˈkrəʊmətɪn)
n
(Biology) cytology the part of the nucleus that consists of DNA and proteins, forms the chromosomes, and stains with basic dyes. See also euchromatin, heterochromatin
ˌchromaˈtinic adj
ˈchromaˌtoid adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

chro•ma•tin

(ˈkroʊ mə tɪn)

n.
the readily stainable substance of a cell nucleus that consists of DNA, RNA, and various proteins, and forms chromosomes during cell division.
[< German (1880) < Greek chrōmat-, s. of chrôma color + German -in -in1]
chro`ma•tin′ic, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

chro·ma·tin

(krō′mə-tĭn)
The substance distributed in the nucleus of a cell that condenses to form chromosomes during cell division. It consists mainly of DNA and proteins called histones.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.chromatin - the readily stainable substance of a cell nucleus consisting of DNA and RNA and various proteinschromatin - the readily stainable substance of a cell nucleus consisting of DNA and RNA and various proteins; during mitotic division it condenses into chromosomes
body substance - the substance of the body
cell nucleus, karyon, nucleus - a part of the cell containing DNA and RNA and responsible for growth and reproduction
sex chromatin - 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"
chromosome - a threadlike strand of DNA in the cell nucleus that carries the genes in a linear order; "humans have 22 chromosome pairs plus two sex chromosomes"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

chro·ma·tin

n. cromatina, parte del núcleo de la célula más propensa a absorber color.
English-Spanish Medical Dictionary © Farlex 2012
References in periodicals archive ?
"One of the factors that influences chromatin structure is proteins called histones."
The sperm chromatin structure assay (SCSA[R]) and other sperm DNA fragmentation tests for evaluation of sperm nuclear DNA integrity as related to fertility.
Further, early life stress was found to change chromatin structure in a brain reward region in mice, making them more vulnerable to stress as adults.
-Early life stress changes chromatin structure in a brain reward region in mice, making them more vulnerable to stress as adults (Catherine Pena, abstract 500.01)
Histone acetylation in chromatin structure andtranscription.
In the study, researchers identified a novel DNA dye that, when paired with advanced microscopy in a combined technology called ChromEMT, allows highly detailed visualization of chromatin structure in cells in the resting and mitotic (dividing) stages.
Self-renewal and pluripotency of ESCs are assured by the presence of a few specific factors such as OCT4, SOX2, KLF4, cMYC, NANOG, and LIN28 whose expression is due to a precise chromatin structure derived from epigenetic modifying events that regulate chromatin organization and, consequently, gene expression in all type of cells.
Organizing High-Order Chromatin Structure. Retrotransposons are enriched in transcription factor-binding sites, including the binding site of an important chromatin organizer, CTCF.
Nucleosome depletion alters the chromatin structure of Saccharomyces cerevisiae centromeres.
In the absence of RA, RAR/RXR recruits transcriptional repressors such as nuclear receptor corepressor (N-CoR) and neuron-restrictive silencer factor/repressor element-1 silencing transcription factor (NRSF/REST) into their complex with histone deacetylases (HDACs), which bring about a closed chromatin structure and suppress the transcription.