Raymond L. Ditmars, Litt.D.
JAMA. 1933;100(22):1793. doi:10.1001/jama.1933.02740220059031.
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To the Editor:  —In glancing through the April 29 issue of The Journal, under the section devoted to foreign letters, I noted a paragraph relating to the treatment of cancer with cobra poison. In this paragraph it is indicated that Mr. Korossios and Mr. Laignel-Lavastene had made the original research in this direction. May I suggest that, as far as I am aware, it was a New York physician who originally studied the effect of snake poisons in treating certain diseases, including cancer, his work being steadily conducted for the past six years. At his request, I extracted and tendered cobra (Naja) and Crotalus venoms to him during this period, and assisted him in his laboratory with the preparation of the modified cobra poison for injection. Until about a year ago, he steadily supplied Dr. Gosset and Dr. Taguet of Paris with the modified cobra poison with which they conducted


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