Difference in Structure between the same Giant Chromosomes from the same Larvæ of Drosophila repleta

Mental impairment in Martin-Bell syndrom

Mental impairment in Martin-Bell syndrome is probably determined by interaction of several genes: simple explanation of phenotypic differences between unaffected and affected males with the same X chromosome

✍ P. Steinbach 📂 Article 📅 1986 🏛 Springer 🌐 English ⚖ 526 KB

A family with Martin-Bell syndrome (MBS) is described with transmission of this X-linked trait by a normal male who manifested the fragile site at Xq27. This family shows features apparently typical for all families with a normal male transmitter. The daughters of this male are mentally normal and t