Herman Kalckar

Herman Moritz Kalckar was a Danish biochemist who pioneered the study of cellular respiration. Kalckar made a number of significant contributions to the development of 20th century biochemistry including:a founder of bioenergetics; enzymology, including novel assay techniques; galactose metabolism in both microorganisms and animal tissues; suggestion that strontium-90 levels in children’s deciduous teeth correlated with nuclear testing.