Biochemical and cytogenetic characterization of rat hepatoma cell lines in vitro.

2277 Mitochondrial Thymidine-Deoxyuridine-phosphorylating Activity and the Replication of Mitochondrial DNA. Saul Kit and Yoshiichi Minekawa. 2289 Aflatoxin Bi, a Hepatocarcinogen in the Infant Mouse. 5. D. Vesselinovitch, N. Mihailovlch, G. N. Wogan, L. S. Lombard, and K. V. N. Rao. 2292 Detection of Endotoxin in Commercial LAsparaginase Preparations by Complement Fixation and Separation by Chromatography. M. Loos, S. Vadlamudi, M. Meltzer, S. Shifrin, T. Borsos, and A. Goldin. 2297 Metabolism of Aflatoxin BI in Rhesus Monkeys. J. I. Dalezios and G. N. Wogan. 2304 The Accelerating Effect of Heat-denatured Isogenic Spontaneous Mammary Tumor Cells on Spontaneous Tumor Incidence in Female C3H Mice and the Effect of Time of Injection. Toshikazu Nakata. 2307 A Multienzyme Complex in Serum of Hepatic Cancer. Kiyoko Shinkai and Hitoshi Akedo. 2314 Regulated Transport of Ribosomal Subunits from Regenerating Rat Liver Nuclei in a Cellfree System. Ling C. Yu, Janis Racevskis, and Thomas E. Webb. 2322 A Comparison of Polypyrimidine Fragments in 28 S Ribosomal RNA from Rat Liver and the Novikoff Ascites Hepatoma. Ross N. Nazar and Harris Busch. 2333 Presence of Antibody against Mouse Fetal Antigen in the Sera from C57BL/6 Mice Im munized with Rauscher Leukemia. Akinori Ishimoto and Yohei Ito. 2338 Hormonal Modification of Adenovirus Trans formation of Hamster Cells in Vitro. George E. Milo, Jr., Joseph P. Schaller, and DavidS. Yohn. 2348 Transcriptional Transformation of Walker Tumor Chromatin by Nonhistone Proteins. Nina C. Kostraba and T. Y. Wang. 2353 Appearance of Abnormal Catalase Antigen and Concurrent Deletion of Normal Antigen in Leukocytes of Myelogenous Leukemia. Edwin T. Nishimura, Y. Hokama, and Robert Jim. 2359 The Purification and Characterization of Liver Volume 32 / Number 11 / November 1972