inactivated chromosome

См. также в других словарях:

• X chromosome — Scheme of the X chromatid Nucleus of a female amniotic fluid cell. Top: Both X chro …   Wikipedia

• Yeast artificial chromosome — This is a photo of two copies of the Washington University Human Genome YAC Library. Each of the stacks is approximately 12 microtiter plates. Each plate has 96 wells, each with different yeast clones. A yeast artificial chromosome (YAC) is a… …   Wikipedia

• Dicentric chromosome — is an aberrant chromosome having two centromeres. Dicentric chromosomes form when two chromosome segments (from different chromosomes or from the two chromatids of a single one), each with a centromere, fuse end to end, with loss of their… …   Wikipedia

• X chromosome inactivation centre — Site on X chromosome responsible for the inactivation of that X chromosome in female mammals (see Lyon hypothesis). Gene responsible, Xist, maps to this region and seems to code for a nuclear RNA that co localizes with the inactivated X… …   Dictionary of molecular biology

• Control of chromosome duplication — A key feature of the DNA replication mechanism in eukaryotes is that it is designed to replicate relatively large genomes rapidly and with high fidelity. Replication is initiated at multiple origins of replication on multiple chromosomes… …   Wikipedia

• Barr body — inactivated X chromosome (for Murray L Barr) …   Eponyms, nicknames, and geographical games

• X-inactivation — The Barr body is indicated by the arrow, it identifies the inactive X (Xi).] macroH2A1 staining. Arrow points to sex chromatin in DAPI stained cell nucleus, and to the corresponding sex chromatin site in the histone macroH2A1 staining.] X… …   Wikipedia

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• genetic disease, human — Introduction       any of the diseases and disorders that are caused by mutations in one or more genes (gene).       With the increasing ability to control infectious and nutritional diseases in developed countries, there has come the realization …   Universalium

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