the occurrence and intensity of staining for specific antibodies against the aminoterminal propeptide of type iii procollagen ( piiip ) , which is indicative of the synthesis and the degradation of that collagen type , was studied in sections from normal and alcoholic livers and compared with serum piiip levels , serum antipyrine clearance , fibronectin distribution and morphology as revealed by conventional stains and electronmicroscopy .
C0033235
procollagen
C0009325
collagen