Excerpt from Review of Intramural Research, 1961In 1958 the Moloney leukemia virus (mlv) was isolated from Sarcoma 37. Its history and characteristics have appeared in previous reports, and here only a few aspects will be considered. It should be emphasized that MLV has provided an excellent model to help understand the patho genesis Of virus-induced leukemia and to predict new relationships.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.