Pyridinium crosslinks as markers of bone resorption.
D000596:Amino Acids / Q000652:urine; D001862:Bone Resorption / Q000378:metabolism*; D006801:Humans; D011726:Pyridinium Compounds / Q000378:metabolism*
D000596:Amino Acids; D011726:Pyridinium Compounds; C015484:pyridinoline; C036020:deoxypyridinoline