“Zinc content, alkaline phosphatase …, deoxyribonucleic acid (DNA) and calcium contents in the metaphyseal tissues were … increased by the presence of zinc sulfate (10[-6] and 10[-5] M), beta-alanyl-L-histidinato zinc (AHZ; 10[-6] and 10[-5] M) and zinc acexamate (10[-7] to 10[-5] M).”