Studies of somatic tissues and cultured cells, including fibroblast clones, from human embryos heterozygous for the electrophoretic variants of glucose 6 phosphate dehydrogenase confirm that one X chromosome is inactivated very early in embryonic development and indicate that X inactivation has occurred in the majority of cells from a variety of tissues at least by 5 wk from conception.
|Original language||English (US)|
|Number of pages||7|
|Journal||American journal of human genetics|
|State||Published - Dec 1 1975|
ASJC Scopus subject areas