nucleolus


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Related to nucleolus: Smooth endoplasmic reticulum

nu·cle·o·lus

 (no͞o-klē′ə-ləs, nyo͞o-)
n. pl. nu·cle·o·li (-lī′)
A small body in the nucleus of a cell that contains protein and RNA and is the site for the synthesis of ribosomal RNA and for the formation of ribosomal subunits.

[New Latin, from Latin, diminutive of nucleus, kernel; see nucleus.]

nu·cle′o·lar (-lər) adj.

nucleolus

(ˌnjuːklɪˈəʊləs)
n, pl -li (-laɪ)
(Biology) a small rounded body within a resting nucleus that contains RNA and proteins and is involved in the production of ribosomes. Also called: nucleole
[C19: from Latin, diminutive of nucleus]
ˌnucleˈolar, ˈnucleoˌlate, ˈnucleoˌlated adj

nu•cle•o•lus

(nuˈkli ə ləs, nyu-)

n., pl. -li (-ˌlaɪ)
a small, rounded body within the cell nucleus, functioning in ribosome manufacture.
[1835–45; < Late Latin: small kernel =nucle(us) kernel (see nucleus) + -olus -ole1]
nu•cle′o•lar, adj.

nu·cle·o·lus

(no͞o-klē′ə-ləs)
A usually round structure located in the nucleus of a cell and involved in the formation of ribosomes, the sites of protein synthesis in cells.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.nucleolus - a small round body of protein in a cell nucleusnucleolus - a small round body of protein in a cell nucleus; such organelles contain RNA and are involved in protein synthesis
cell nucleus, karyon, nucleus - a part of the cell containing DNA and RNA and responsible for growth and reproduction
cell organ, cell organelle, organelle - a specialized part of a cell; analogous to an organ; "the first organelle to be identified was the nucleus"
Translations

nu·cle·o·lus

n. nucléolo, pequeña estructura esférica en el núcleo celular.
References in periodicals archive ?
Speaking on point of order, Federal Minister for Climate Change Mushahid Ullah Khan said that they are part of parliament and nucleolus of power is judiciary.
Speaking on a point of order, Federal Minister for Climate Change Mushahid Ullah Khan said that they were part of the parliament and the nucleolus of power was the judiciary.
This tumor shows sharp demarcation between conventional low-grade myxoinflammatory fibroblastic sarcoma consisting of scattered neoplastic cells within an inflammatory fibromyxoid background with arrow indicating a neoplastic cell with inclusion-like nucleolus (A), and high-grade undifferentiated sarcoma with fascicles of pleomorphic spindle cells, brisk mitotic activity, and atypical mitoses (B) (hematoxylin-eosin, original magnification X400 [A and B]).
The nucleolar protein NPM1 (green) undergoes phase separation to form liquid droplets when combined with its normal binding partners, and this contributes to the assembly and function of the nucleolus.
Oogonial proliferation and progressive morphological changes in the ooplasm of the oocytes were used to classify oogenesis in distinct stages that included oogonial proliferation, chromatin nucleolus, primary growth and secondary growth (vitellogenesis).
In addition, ultra structure observation of embryo cells showed that serious damage occurred in seeds with 16% moisture content, including the broken cellular and nuclear membrane, pyknotic nucleolus and swollen mitochondria.
2) In 25% of cases, the cell size is small, and the nucleolus is indistinct as in this case.
The Chromatin nucleolus oocytes (STAGE I) (Figure 1) were the smallest oocytes, appearing grouped in 'clusters of germ cells' (CG) inserted in ovigerous lamellae in vascularized areas, with average diameter ([+ or -] SD) of 9.
Cytology showed clusters of epithelial cells with enlarged nucleus, prominent nucleolus and eosinophilic cytoplasm having clear droplets.
The proventriculus consists of a single-layered epithelium of cuboidal cells each with a central nucleus containing decondensed chromatin and a prominent nucleolus.