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This volume contains reviews on the isolation and properties of the plant and animal hormones. The comprehensive treatment of the growth hormone "Auxine" by A. N. J. Heyn gives a discussion of the various practical preparations of the hormone and gives an excellent proof of its chemical structure. Biologic tests are described in detail and are accompanied by helpful illustrations of apparatus used in assaying the preparations.
The literature regarding the preparation of the melanophore hormone from the posterior lobe of the pituitary gland is briefly reviewed by F. Dietel. The research on this interesting substance is still in its early stages. Unfortunately, the author has not endeavored to bring the bibliography down to date.
K. J. Anselmino and F. Hoffmann describe the preparation and tests for the ketogenic and blood sugar raising hormone of the anterior lobe of the pituitary gland. It is a short treatise but covers the
Handbuch der biologischen Arbeitsmethoden. JAMA. 1937;108(4):326. doi:10.1001/jama.1937.02780040076027
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