Transmission electron micrograph showing collagen fibrils exhibiting focal swelling and loss of periodic cross banding in the trabecular meshwork of a person with glaucoma. The trabecular meshwork is ...

Sarcolemma of skeletal muscle prepared by a quick-freeze deep-etch method also shows the basement membrane (lamina externa, labeled here as the basal lamina) associated with the muscle fiber. This me...

Transmission electron micrograph showing collagen fibrils in longitudinal view from a patient with glaucoma. The a-e banding is visualized by uranyl acetate staining of charged amino acid residues in ...