A birthday party for a nonagenarian Texas oil millionaire is an unlikely occasion for the announcement of a new treatment that may be effective against some forms of cancer. No less unlikely, as a source of the promising substance, are common colon bacteria that multi ply in sewage and often result in the contamination and closing of beaches. Yet both these elements were present last week in the excitement over a procedure that has given signs of success in the case of just one cancer parent.
Arkansas-born John Keener Wadley, who lost his...
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