In spite of the rather severe criticism to which his work was subjected at the last meeting of the Italian Pellagrologic Congress, Tizzoni apparently has modified but little, if at all, his idea that pellagra is an infectious disease due to the micro-organism which he claims to have isolated from those sick of the disease, and which he has named Streptobacillus pellagrae (T). Recently1 he has reported work done by him during the past year. In addition to his bacteriologic studies, observations on pellagra were made in Bessarabia, Russia. These observations are incomplete, the war having interrupted hiswork; but in spite of their fragmentary character, they possess interest.
Briefly, he states that pellagra is very prevalent in Bessarabia, and that the disease shows there an intensity unknown in Italy now for many years. In one village of 3,000 population there were over thirty cases. The disease is much more