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Medical Term:


Pronunciation: tet-ră-sī′klēn, -klin

Definition: A broad spectrum antibiotic (a naphthacene derivative), the parent of oxytetracycline, prepared from chlortetracycline and also obtained from the culture filtrate of several species of Streptomyces; also available as tetracycline hydrochloride and tetracycline phosphate complex. Tetracycline fluorescence has been used in studies of growing tumors and calcium deposition in developing bone and teeth.