X Chromosome Inactivation

Lyon Hypothesis; Lyonization; X-Inactivation; Chromosome Inactivation, X; Hypothesis, Lyon; Inactivation, X; Inactivation, X Chromosome; X Inactivations
A dosage compensation process occurring at an early embryonic stage in mammalian development whereby, at random, one X CHROMOSOME of the pair is repressed in the somatic cells of females.