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A cluster of ribosomes that is connected by a strand of messenger RNA and is active in protein synthesis. Also called polysome.


(Biochemistry) biochem an assemblage of ribosomes associated with a messenger RNA molecule, involved in peptide synthesis. Also called: polysome


(ˈpɒl iˌsoʊm)

a complex of ribosomes that lines up along a strand of messenger RNA and translates the genetic code during protein synthesis.
[1960–65; poly- + (ribo) some]
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Polypeptides called procollagen chains are produced on polyribosomes bound to membranes of RER and translocated into the cisternae and the signal peptide is clipped off.
NR0B1 (DAX1) protein binds mRNAs associated with polyribosomes and regulates other gene expressions on the posttranscriptional level [9].
Association of the mouse infertility factor DAZL1 with actively translating polyribosomes.
This would lead to the dissembly of polyribosomes (Lin and Glazer, 1981), incomplete methylation (Almstedt et al.
Fragile-X mental retardation protein (FMRP) is a protein involved in ferrying RNA transcripts to polyribosomes located at sites of protein synthesis.
Common findings were dilated stacks of rough endoplasmic reticulum, polyribosomes, randomly distributed intermediate filaments, and rare collagen secretion granules (Fig 5).
Also, the other cellular alterations such as decreased protein content, increased ribonuclease activity, protein hydrolysis, hydrogen peroxide concentration and dissociation of polyribosomes are also known to occur in plants exposed to water stress [15,22].
Contents of DNA, polyribosomes, ribosomal RNA, protein and Chlorophyll.
The cytoplasm of endotheliocyte is also differed by extreme enlightenment; there are few polyribosomes in it.
Under these conditions, monoribosomes (monosomes) migrated to the 15%-30% sucrose layer, while the heavier polyribosomes (polysomes) migrated to the 60% sucrose cushion.
4]-treated rats suggesting the disruption and disassociation of polyribosomes from endoplasmic reticulum following C[Cl.
Perinuclear cistern is normally dilated abundant free ribosomes, rugose endoplasmic reticulum, polyribosomes and a few mitochondria can be observed in the small cytoplasm while microtubules are not.