The chromosomal bands observed upon Giemsa staining are thought to correspond generally to regions that are GC-poor (Giemsa-dark, G bands) and GC-rich (Giemsa-light, R bands). But, the exact ...
Researchers have identified inherited genetic variants that may predict the loss of one copy of a woman's two X chromosomes as she ages, a phenomenon known as mosaic loss of chromosome X, or mLOX.