Search

This article reports on the twenty-eighth annual meeting of the American Association of Endodontists, Philadelphia, Pennsylvania, which was held on April 22-25. The meeting devoted considerable time to research reports. The article briefly describes the papers presented by several authors pertaining to different aspects of endodontics. Julius Fox of the Albert Einstein college of medicine, reported on a radiographic study of teeth whose root canals had been filled either accidentally or intentionally with broken instruments. Similarly, Marvin Gross from Temple University presented a method of differential diagnosis of peripheral lesions in which the separation of protein fractions is effected by the use of acrylamide gel electrophoresis.