aneuploidy

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aneuploidy

[′a·nyü‚plȯid·ē]
(genetics)
Deviation from a normal haploid, diploid, or polyploid chromosome complement by the presence in excess of, or in defect of, one or more individual chromosomes.
References in periodicals archive ?
If the aneuploid theory proves correct, diagnosticians will be able to distinguish early cancers from benign tumors by looking for aneuploidy.
Lathi reported that two-thirds of women with an aneuploid embryo went on to have a live birth.
It is responsible for high chromosome numbers in Luzula (with many aneuploid derivates).
Although there are many variations in details, the general course of meiosis in triploid animals is characterized by random segregation of the 3 sets of chromosomes, giving rise to mostly aneuploid gametes.
initially suggested that FF in male pregnancies could be measured directly from the MPS tag-count data for the Y chromosome and from the aneuploid chromosome in aneuploid pregnancies (12).
Cancer stem cells and aneuploid populations within developing tumors are the major determinants of tumor dormancy.
Indeed, his group has challenged the accuracy of aneuploidy screening, suggesting that it results in a high rate of false aneuploid results, thus lowering the transfer rate of embryos that might result in healthy infants.
Hansemann's "unknown agency" is the progressive unbalancing of the genome every time that aneuploid cells divide--scrambling chromosomes, much like shuffling a deck of cards.
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 the standard indices of sperm quality, the consequence of successful fertilization with an aneuploid sperm are clear and serious, resulting in either congenital abnormalities or pregnancy loss.
Studies on aneuploid pearl oyster (Pinctada martensii Dunker) produced by crossing triploid females and a diploid male following the inhibition of PB1.
Reduced recombination associated with the production of aneuploid sperm in an infertile man: a case report.