Abstract
A FEW years ago I observed that female rats and mice, given subcutaneous injections of a watery suspension of B. tumefaciens, or subcutaneous implantations of the crown gall tumours of pelargoniums, appeared to reach sexual maturity before control animals did. Harde1, Yano2, Dodds3, and others, have given experimental proof of the possibility of a carcinogenic sensitisation of animals through administration of sexual—especially the follicular—hormones.
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References
Harde, E., C.R. Soc. Biol. Paris, 116, 999; 1934.
Yano, J., Acta Dermat. Kyoto, 23, 20; 1934.
Dodds, E. C., Vehr. I. Intern. Kongr. Karnpf Krebs, 2, 181; 1933.
Havas, L., and Caldwell, J., Ann. Bot., in the press.
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HAVAS, L. Follicular (strus) Hormone and Plant Tumours. Nature 136, 516 (1935). https://doi.org/10.1038/136516a0
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DOI: https://doi.org/10.1038/136516a0
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