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?

(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 ...

They prevent alterations in the genome, known as mosaicism. An international research team led by scientists of the Centre ...