Why are the human sex chromosomes called “X” and “Y,” while the other 22 chromosomes are identified only by numbers? The answer begins in the late 1800s, when insect gonad cells, whose large ...

Such techniques involve using mitotic cell suspensions and disrupting the cell membranes to release the condensed chromosomes that are labeled using two different types of fluorescent dyes ...

Labeling one primer in the 50 nmol range can ... and run on the ABI 310 Prism Genetic Analyzer. Figure 2: (A) The informative pedigree of a family in which the MaoA locus on the X chromosome ...