Chromosome

The names, abbreviations and symbols of commonly used normal and abnormal chromosomes (ISCN, 1978) are as follows: A to G form chromosome groups; 1 to 22 autosome numbers; X, Y sex chromosomes; / used to separate different cell lines of chimeras; +, Two when placed before an autosomal number or group symbol, indicates an increase or loss of the entire chromosome; when placed after a chromosome wall, structure, or other symbol, it indicates an increase or decrease in chromosome length; ,? Should be placed before the chromosome group or number ;: indicates break; :: break and connection ;; separate the chromosomes and chromosome regions from the rearrangement of several chromosomal structures; → from ... to ...; cen centromere; chi heterochimera; ct chromatid; del deletion; der-derived chromosome; dic dicentromere; dup repeat; end internal replication; g fissure; h secondary scar; i isotherm chromosome; ins insertion; inv inversion; inv ins inversion insertion; inv (p-q +) / inv (p + q-) interarm inversion; mar labeled chromosome; mat from mother; mos chimera (homologous); P chromosome Short arm; pat from father; Ph 'Philadelphia chromosome; long arm of q chromosome; r circular chromosome; rcp Translocation; rea rearrangement; rec recombinant chromosome; rob robertson translocation; s satellite; sce sister chromosomal swap; t translocation; tan continuous (tandem) translocation; ter end; pter short arm end; qter long arm Terminal; tri tricentric.

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