Mutation of the Peripheral Myelin Protein 22 (PMP22)gene,which Causes Demyelination

Multiple Choice

Mutation of the peripheral myelin protein 22 (PMP22) gene,which causes demyelination of peripheral neurons,is a more common cause of Charcot-Marie-Tooth disease.In which cells is the PMP22 gene important for normal function?

A) Schwann cells
B) preganglionic neurons
C) postganglionic neurons
D) oligodendrocytes
E) interneurons