Recognitions of Merit.
—Rush Medical College is fortunate in bringing to its Chair of Physiology the services already so valuable and so full of promise in the future as are those of Dr. Harold N. Moyer. Dr. J. A. Lydston will be a valuable accession to the Faculty of the Chicago College of Physicians and Surgeons as Professor of Chemistry.
—Dr. Pohl, of St. Petersburgh, writes to Le Mercredi Medical that he believes that the crystals found in the seminal fluid, as described by Schreider, are the phosphate of an organic base called spermine, which is identical with ethyleneimine, according to Laderberg, and Obel. Pohl has extracted spermine from the testicles of young rabbits, and has used it experimentally. He has observed that it decreases the action of the heart, while it increases the general energy and stimulates the nervous and genital systems. He thinks it probable that castoreum