Could two pieces of a stone mosaic ever be identical? Of course, the answer is no--and each stone’s variation subtly contributes value to the finished work. Why should your cells be any different?

Mosaic Down syndrome is a variant of Down syndrome. Down syndrome is a congenital (present at birth) genetic condition that occurs when a person has three copies of chromosome 21 instead of two ...

STUDIES of human chromosomes have been greatly facilitated by the development of newer technics, particularly peripheral blood leukocyte culture. 1–3 Many abnormalities have been described, most ...

(A) Hypothetical pedigree of Segmental neurofibromitosis type 1, and (below) molecular analysis showing somatic mosaicism. The three-generation pedigree illustrates the occurrence of a sporadic ...

Genetic variants involved in MVAS affect the chromosomal segregation during mitosis, where individuals often show mosaicism and chromosomal instability.