Letter | Published:

Differences between Male Hormone Extracts from Urine and from Testes

Nature volume 135, page 184 (02 February 1935) | Download Citation

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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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References

  1. 1.

    , and , Ber. ges. Physiol., 61, 3/4; 1931.

  2. 2.

    , and , Endocrinology, 18, No. 1, 107; 1934.

  3. 3.

    , Jap. J. Med. Sci., 7, No. 1; 1934.

  4. 4.

    , and , Acta Brevia Neerl., 4, 100; 1934.

  5. 5.

    , Acta Brevia Neerl., 4, 81; 1934.

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Author information

Affiliations

  1. Pharmaco-Therapeutisch Laboratorium, Universiteit, Amsterdam. Dec. 24.

    • E. DINGEMANSE
    • , J. FREUD
    •  & E. LAQUEUR

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DOI

https://doi.org/10.1038/135184a0

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