title: Age-dependent changes in the human intervertebral disc. Fluorescent substances and amino acids in the anulus fibrosus.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000375:Aging; D000596:Amino Acids / Q000032:analysis / Q000378:metabolism*; D005453:Fluorescence; D005944:Glucosamine / Q000378:metabolism; D006595:Hexosamines / Q000378:metabolism; D006801:Humans; D006909:Hydroxyproline / Q000378:metabolism; D007403:Intervertebral Disc / Q000378:metabolism* / Q000502:physiology; D008856:Microscopy, Fluorescence; D008875:Middle Aged; D013053:Spectrophotometry; D014443:Tyrosine / Q000378:metabolism
chemical_list: D000596:Amino Acids; D006595:Hexosamines; D014443:Tyrosine; D005944:Glucosamine; D006909:Hydroxyproline