Changes in the collagenous stroma in rat kidney in relation to age.
D000375:Aging; D000818:Animals; D001692:Biological Transport; D003094:Collagen / Q000032:analysis / Q000378:metabolism*; D004589:Electrophoresis, Disc; D007668:Kidney / Q000032:analysis / Q000378:metabolism*; D008722:Methods; D051381:Rats; D011919:Rats, Inbred Strains
D003094:Collagen