Ph.D. Isaiah Fidler Quotes

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Change is needed. Thirty years of experience with subcutaneous xenografts, human tumors implanted under the skin of the mouse, have satisfied few because so many drugs that cure cancer in these mice fail to help humans. A 2004 analysis in the Journal of the American Medical Association showed that only 3.8% of patients in phase I cancer drug trials between 1991 and 2002 achieved an objective clinical response — and the response rate is declining. Almost all drugs tried in humans work against subcutaneous xenografts in mice. “How many more negative data do you want? It’s very depressing.”

By Ph.D. Isaiah Fidler