By Deb Brubaker For The Daily Item Jul 1, 2025 Updated Jul 2, 2025 ...

Karyotype analysis (Fig. 4) from peripheral leukocytes by the method of Moorhead et al. 13 revealed a modal number of 46. Only one No. 3 could be identified by the usual criteria.

Genome duplication articles from across Nature Portfolio Genome duplication is the process by which additional copies of the entire genome are generated, due to nondisjunction during meiosis. The ...

Polyploidy is the presence of more than two homologous sets of chromosomes in a cell or organism. It occurs as a result of genome duplication due to nondisjunction during meiosis. The authors ...

Here, we use in vivo two-photon calcium imaging while precisely controlling temperature to investigate how the Drosophila melanogaster circadian clock integrates light and temperature inputs in ...

The mosaic 45,X/46,XY karyotype is a common sex chromosomal abnormality in infertile men. Males with this mosaic karyotype can benefit from assisted reproductive therapies, but the transmitted ...