IgG and IgM and phenolic glucolipid-1 mycobacterium leprate in pesantren students of. Sub clinical leprosy can be detected by IgM sera of anti phenolic glycoipid-1 (PGL-I) value more than 600 u/ml. He prevalence data study of gG and IgM sera anti PGL-I value in Indonesia are limited. Two leprosy patients have been reported onpesantren students of Wringin Jajar village. Mranggen District. Demak …