whole-arm translocation

См. также в других словарях:

• Whole-arm translocation — A type of chromosome rearrangement, also called a Robertsonian translocation, in which there is fusion of an entire long arm of one acrocentric chromosome with a similarly intact long arm of another acrocentric chromosome. The short arms of the… …   Medical dictionary

• Translocation, Robertsonian — A relatively very common and medically significant type of chromosome rearrangement that is formed by fusion of the whole long arms of two acrocentric chromosomes (chromosomes with the centromere near the very end). One in about 900 babies is… …   Medical dictionary

• Robertsonian translocation — is a common form of chromosomal rearrangement that occurs in the five acrocentric human chromosome pairs, namely 13, 14, 15, 21, and 22. They are named after the American insect geneticist W. R. B. Robertson, who first described a Robertsonian… …   Wikipedia

• Robertsonian translocation — A common and significant type of chromosome rearrangement that is formed by fusion of the whole long arms of two acrocentric chromosomes (chromosomes with the centromere near the very end). One in about 900 babies is born with a Robertsonian… …   Medical dictionary

• транслокация целого плеча — Хромосомная перестройка типа транслокации, при которой разрыв происходит в центромерной или прицентромерной области; обычно Т.ц.п. проходит по типу реципрокной транслокации; как частный случай Т.ц.п. можно рассматривать Робертсоновское слияние… …   Справочник технического переводчика

• транслокация целого плеча — whole arm transfer (translocation) транслокация целого плеча. Xромосомная перестройка типа транслокации, при которой разрыв происходит в центромерной или прицентромерной области; обычно Т.ц.п. проходит по типу реципрокной транслокации; как… …   Молекулярная биология и генетика. Толковый словарь.

• Genetic origins of Down syndrome — Down syndrome is a chromosomal abnormality characterized by the presence of an extra copy of genetic material on the 21st chromosome, either in whole (trisomy 21) or part (such as due to translocations). The effects of the extra copy varies… …   Wikipedia

• Down syndrome — Classification and external resources Boy with Down syndrome assembling a …   Wikipedia

• Chromosome — For a non technical introduction to the topic, see Introduction to genetics. Diagram of a replicated and condensed metaphase eukaryotic chromosome. (1) Chromatid – one of the two identical parts of the chromosome after S phase. (2)… …   Wikipedia

• heredity — /heuh red i tee/, n., pl. heredities. Biol. 1. the transmission of genetic characters from parents to offspring: it is dependent upon the segregation and recombination of genes during meiosis and fertilization and results in the genesis of a new… …   Universalium

• Karyotype — A karyotype is the number and appearance of chromosomes in the nucleus of an eukaryotic cell. The term is also used for the complete set of chromosomes in a species, or an individual organism.[1][2]p28[3] Karyotypes describe the number of… …   Wikipedia