using radioimmunoassays ( ria ) for the myelin specific proteins , myelin proteolipid protein ( plp ) and myelin basic protein ( mbp ) and an enzyme assay for the activity of the myelin marker enzyme 2 ' 3 ' cyclic-3 ' phosphohydrolase ( cnpase ) , we have studied plaque , periplaque and normal appearing white matter ( nawm ) tissue .
C0026972
myelin
C0014063
myelin basic protein