Library / English Dictionary

CHROMATIN

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

The readily stainable substance of a cell nucleus consisting of DNA and RNA and various proteins; during mitotic division it condenses into chromosomes

Synonyms:

chromatin; chromatin granule

Classified under:

Nouns denoting body parts

Hypernyms ("chromatin" is a kind of...):

body substance (the substance of the body)

Hyponyms (each of the following is a kind of "chromatin"):

sex chromatin (chromatin found only in female cells)

Holonyms ("chromatin" is a part of...):

cell nucleus; karyon; nucleus (a part of the cell containing DNA and RNA and responsible for growth and reproduction)

chromosome (a threadlike strand of DNA in the cell nucleus that carries the genes in a linear order)

Derivation:

chromatinic ((of substance of a cell nucleus) readily colored by stains)

Credits

 Context examples: 

This protein is involved in the mediation of chromatin remodeling.

(AT-Rich Interactive Domain-Containing Protein 2, NCI Thesaurus)

This gene plays a role in the regulation of both chromatin remodeling and transcription.

(ATRX Gene, NCI Thesaurus)

This protein plays a role in chromatin modification.

(Metastasis-Associated Protein MTA2, NCI Thesaurus)

Its nucleus is indented and the chromatin clumped and dense.

(Metamyelocyte, NCI Thesaurus)

Its nucleus is composed of very fine, evenly distributed chromatin with 2-5 nucleoli.

(Myeloblast, NCI Thesaurus)

It has a diameter of 10-18 micrometer, and an oval or round nucleus with finely granulated chromatin.

(Myelocyte, NCI Thesaurus)

A fibrogranular network of residual structural elements within which are immersed both chromatin and ribonucleoproteins.

(Nuclear Matrix, NCI Thesaurus)

This protein is involved in the reorganization of chromatin.

(Non-Histone Chromosomal Protein HMG-17, NCI Thesaurus)

Proteins that regulate transcription via interaction with chromatin and basal transcription machinery at the promoter regions of genes.

(Nuclear Receptor, NCI Thesaurus)

This protein is involved in both transcriptional repression and chromatin remodeling.

(Nuclear Receptor Corepressor 1, NCI Thesaurus)