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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 ?
It is thus suggested that folate deficiency and DNA hypomethylation following increased frequency of MTHFR polymorphisms may be associated with chromosomal instability (33) which may lead to production of aneuploid gametes and embryos.
These complications can be less severe in people with mosaic Down syndrome - a form of Down syndrome where the person has a mixture of euploid and aneuploid cells instead of all aneuploid cells.
The failure to find any oncogene whose presence on its own initiates cancer has pushed some researchers to reconsider a 100-year-old theory, first proposed by German scientist Theodor Boveri: the aneuploid cancer theory.
Of the 10 embryos subjected to array CGH, 2 failed to amplify, 2 were euploid, 4 were aneuploid and 2 had unbalanced translocations.
Evaluation of human chorionic gonadotropin beta-subunit mRNA concentrations in maternal serum in aneuploid pregnancies: a feasibility study.
8) Although pleomorphic adenomas are benign, they are aneuploid and can recur after resection.
Data from a second study of the karyotypes of embryos from spontaneous abortions showed that embryonic chromosomal abnormalities accounted for a significant portion of the miscarriages, and that two-thirds of women with prior loss of an aneuploid embryo went on to have a live birth, said Dr.
Majority of taxa have 2n=12AL, but within many species different agmatoploid, agmatopolyploid and aneuploid couts have been found (see Table 1 and Fig.
There were a total of 11 aneuploid fetuses, including trisomies 13, 18, and 21, a triploid karyotype, Turner syndrome, and rare chromosomal aberrations.
62) This method is similar to the counting methods in that it identifies samples as aneuploid when the allele ratio falls beyond an established threshold.
of Mayo Clinic, said the findings show BubR1 and its associated regulators are "promising targets for a broad spectrum of aneuploid human cancers and key age-related disorders that dictate human health.
Triploid eggs produced mostly aneuploid larvae and had an extremely small chance of generating viable offspring when fertilized by sperm from diploid males.