When it was announced about eleven years ago that the Nobel prize had been awarded to Ivan Petrovitch Pawlow, professor of physiology in the Military Academy of Medicine at Petrograd, in recognition of his work on the physiology of digestion, few knew of his work or why the prize was awarded to him. At that time Pawlow had over twenty-five years of his prolific career in biology behind him, but his "Work of the Digestive Glands" in a summarized form, available for those not versed in Russian, had only just been published. On another page1 appears an announcement of his death and a short biographic notice.
When Pawlow was called, in 1890, to take charge of the physiologic division of the new institute for experimental medicine in Petrograd, he was afforded an opportunity to fit up a laboratory for investigations in digestion. He had long recognized the great objections