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Tag: "centrosome" at biology news

Double trouble: Cells with duplicate genomes can trigger tumors

..." cells also duplicate a cell structure called the centrosome that plays a role in maintaining a stable genome. The extra centrosomes may be at the root of the cancer-triggering process. Once the genetic instability sets in, tumors "evolve " by losing, gaining and rearranging chromosomes. Late-stage tumors co...

Insects that produce males from unfertilized eggs reveal a surprising cellular feat

...r centrosomes through duplication, but there is no centrosome in the egg that could give rise to new ones. We fo...hter cells gets a complete set of chromosomes. The centrosome contains about a hundred different proteins, including the main protein for making microtubules, cal...

Researchers now able to look deep into heart to view triggers of a heart's beat

...r centrosomes through duplication, but there is no centrosome in the egg that could give rise to new ones. We fo...hter cells gets a complete set of chromosomes. The centrosome contains about a hundred different proteins, including the main protein for making microtubules, cal...

RNA found in the cellular centrosome of surf clams

...ent. "Although the possibility of DNA inside the centrosome of the cell has been ruled out by others' previous... least five specific forms of RNA in the clam cell centrosome which could be related to structure, encoding of proteins, or the regulation of organism development...

Surprising origin of cell's internal highways

... at a structure near the cell's nucleus called the centrosome or microtubule-organizing center (MTOC). From ...can originate from non-centrosomal structures, the centrosome has been considered the main origination point for microtubule "nucleation" in most cells. Until now...

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