American Journal of Botany, Vol. 27, No. 8 (Oct., 1940), pp. 683-686 (4 pages) Metaphase and anaphase chromosomes of the second reduction division of Gasteria spp. hitherto considered as displaying an ...

Polyploid crops often display enhanced vigor, larger organs, and unique reproductive behaviors, making polyploidization a powerful breeding tool. A recent study identified how a single gene, ClOSD1, ...

Many tumors express meiotic genes that could potentially drive somatic chromosome instability. While germline cohesin subunits SMC1B, STAG3, and REC8 are widely expressed in many cancers, messenger ...

Somatic mosaicism is the accumulation of mutations in DNA sequence or copy number in cellular genomes after fertilization. It is a known cause of neurological disorders including developmental brain ...

Researchers from the University of Arizona have unveiled that coordinated Y chromosome loss in both cancer cells and immune cells may explain the worse prognosis in people with this alteration. The ...