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February 5, 1921


JAMA. 1921;76(6):380. doi:10.1001/jama.1921.02630060032012

Students of the history of science are often surprised, in examining the literature of earlier days, to find some germ of a truth that was not fully appreciated until later days, or some unmistakable observation of phenomena that failed to receive appropriate attention in the era in which they were discovered. Unexploited discoveries are always likely to be forgotten or overlooked. Presently the finding is made anew and endowed with all the interest and enthusiasm that attaches to novelties—until perchance the historian acquaints us with a chapter of the past which robs them of their newness. Hence one often hears the expression, "There is nothing new under the sun."

An illustration of such an experience is afforded in the case of anaphylaxis. Most physicians have become familiar with its manifestation in connection with the so-called "protein sensitization" of the body. Anaphylactic phenomena are being discussed with enthusiasm in these days