The normal fine structure and aging changes of the human zonular fibers with special regard to the degeneration of collagen in senile ciliary body and in pinguecula.
D000328:Adult; D000367:Age Factors; D000368:Aged; D000375:Aging; D000818:Animals; D002924:Ciliary Body / Q000166:cytology*; D003094:Collagen / Q000502:physiology; D003239:Connective Tissue Cells; D004547:Elastic Tissue / Q000166:cytology / Q000502:physiology; D005260:Female; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D008875:Middle Aged; D051381:Rats; D013045:Species Specificity; D014822:Vitreous Body / Q000166:cytology*
D003094:Collagen