Immune Reactivity of Lymphocytes

The area of the Lake of Galilee, which is the site of the Fifth Confer­ ence on Lymphatic Tissues and Germinal Centers, has been a germinal center of dramatic events in human history. Thus, some two million years ago, it seems to have harbored an important phase of human evolu­ tion, when the descendants of the African Australopithecus migrated north­ wards, attempting to become Homo sapiens. Two ...