we report a boy with marked clinical kyphosis in whom the diagnosis of mps ii was proved by demonstrating a severe deficiency of serum and leucocyte iduronate-sulphate sulphatase and an accelerated incorporation of radiosulphate into his cultured fibroblast glycosaminoglycans , which could not be corrected by the product of other typed reference mps ii cells .
C0016030
fibroblast
C0007634
cells