Variable sensitivity of assay methods of tetracycline and demethylchlortetracycline in human volunteers.
D000900:Anti-Bacterial Agents; D001681:Biological Assay; D002751:Chlortetracycline / Q000031:analogs & derivatives; D003707:Demeclocycline; D064368:Healthy Volunteers; D013752:Tetracycline / Q000737:chemistry; D006801:Humans
D000900:Anti-Bacterial Agents; D002751:Chlortetracycline; D003707:Demeclocycline; D013752:Tetracycline
BIOLOGICAL ASSAY; CHLORTETRACYCLINE/related compounds; TETRACYCLINE/chemistry