evaluation of antibody ( ab ) responses at the cellular level , thereby bypassing draw-backs inherent in determinations of circulating ab levels , such as ab binding to target , revealed that in one ms patient group , 57 % had , in csf , cells secreting igg ab against myelin basic protein ( mbp ) and , in another ms group , 55 % had , in csf , cells producing igg ab against myelin-associated glycoprotein ( mag ) ;
C1327616
secreting
C0007634
cells