Extra PMP22 Gene Results in Toxic Clumps Inside Cells That May Drive CMT1A, Study Says
The extra copy of the PMP22 gene that causes Charcot-Marie-Tooth disease type 1A (CMT1A) leads to a potentially toxic buildup of the PMP22 protein inside cells because the excess protein cannot be folded properly and is not transported to its rightful place in the cell membrane, according…