Abstract
THE identity of the male hormone, extracted respectively from urine and from testes, has been assumed but never proved since the original isolation of active substances from these two sources. We1 and also other authors2,3 have pointed out various chemical and biological differences. The following experiment shows a more definitive differentiation.
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Laqueur, C. S., and Münch, Ber. ges. Physiol., 61, 3/4; 1931.
Gallagher, T. F., and Koch, F. C., Endocrinology, 18, No. 1, 107; 1934.
Matsuzaki, K., Jap. J. Med. Sci., 7, No. 1; 1934.
Freud, J., and Laqueur, E., Acta Brevia Neerl., 4, 100; 1934.
Freud, J., Acta Brevia Neerl., 4, 81; 1934.
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DINGEMANSE, E., FREUD, J. & LAQUEUR, E. Differences between Male Hormone Extracts from Urine and from Testes. Nature 135, 184 (1935). https://doi.org/10.1038/135184a0
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DOI: https://doi.org/10.1038/135184a0
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