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Having a chromosome number that is not a multiple of the haploid number for the species.
A cell or an organism characterized by an aneuploid chromosome number.

an′eu·ploi′dy (-ploi′dē) n.


(Genetics) (of polyploid cells or organisms) having a chromosome number that is not an exact multiple of the haploid number, caused by one chromosome set being incomplete
(Genetics) a cell or individual of this type
ˈaneuˌploidy n
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Adj.1.aneuploid - having a chromosome number that is not an exact multiple of the haploid number
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References in periodicals archive ?
5% tetraploid, with 0% aneuploid or hyperploid cells; 8.
In 19 cycles all zygotes were aneuploid (having a chromosome number that is not an exact multiple of the haploid number), leading to a transfer of only 37 embryos in 23 cycles.
Subsequent studies from the same groups demonstrated proof of principle in plasma samples from pregnant women carrying aneuploid fetuses (6, 7).
For patients who are low responders or who have a high number of aneuploid embryos, our center does offer a "banking" package, where patients can do multiple CCS cycles at a discounted cost.
There were a total of 11 aneuploid fetuses, including trisomies 13, 18, and 21, a triploid karyotype, Turner syndrome, and rare chromosomal aberrations.
Nine specific proteins have been identified as candidate biomarkers, including lipocalin-1, which has demonstrated increased expression in aneuploid blastocyst secretome, the material secreted from the embryo.
And a few times, they observed a single cell splitting into five daughter cells during a single division event, likely leading to aneuploid daughter cells.
Unlike a normal karyotype, an aneuploid set of chromosomes is unstable.
Preimplantation aneuploid embryos undergo self-correction in correlation with their developmental potential.
CONCLUSIONS: Benzene appeared to increase the frequencies of aneuploid sperm for chromosomes associated with chromosomal abnormality syndromes in human offspring, even in men whose air benzene exposure was at or below the U.
It is possible that flies obtained in this manner will also have rare XO flies (that is, aneuploid flies with only one X chromosome) that survive the heat shock since they lack the Y{hs-hid} chromosome (see below).
6 per cent, respectively (2) indicating natural selection against aneuploid embryos from very early stage of pregnancy (3).