The pathogenesis of uterine lesions in virgin mice and in gonadectomized mice bearing adrenal cortical and pituitary tumors.

425 Roy Hertz. The Relationship between Hormone-induced Tissue Growth and Neoplasia : A Review Howard L. Richardson and Edmund Borsos-Nachtnebel. Study of Liver Tumor Development and Histologie Changes in Other Organs in Rats Fed Azo Dye 3'-Methyl-4-Dimethylaminoazobenzene . . 393 E. Annau, A. Manginelli, and A.Roth. Alteration of the Mitochondrial Pattern in the Liver of Tumor-hearing Mice 404 R. W. Begg. Steroid Hormones and Tumor-Host Relations 406 R. W. Begg and T. E. Dickinson. Systemic Effects of Tumors in Force-fed Rats 400 Nicholas P. Christy, Margaret M. Dickie, William B. Atkinson, and George W. Woolley. The Pathogenesis of Uterine Lesions in Virgin Mice and in Gonadectomized Mice Bearing Adrenal Cortical and Pituitary Tumors 413 Mary F. Argus and Francis E. Ray. Carcinogenic Derivatives of Fluorene Containing Isotopie Nitrogen 423 E. Y. L. Lasfargues, D. R. A. Wharton, and Jennie C. DiFine. Some Effects of Polysaccharide Preparations from Serratici marcescens and Aerobacter aerogenes on Cells in Tissue Culture Charles Huggins and Roger Baker. Use of Serum Proteins in Measuring Activity of Prostatic Cancer 428 C. Chester Stock, Sonja Buckley, Kanematsu Sugiura, and C. P. Rhoads. A Comparison of the Retardation of Sarcoma 180 by SK 1424, 3-Bis(/3-chloroethyl)aminomethyl-4-methoxymethyl5-hydroxy-6-methylpyridine with That by HN2, Methylbisf/3-chloroethyl)amine 432 Julia Meyer, Joseph L. Henry, and J. P. Weinmann. The Effect of 8-Azaguanine on Physiologic Growth Measured by the Rate of Eruption of the Incisor of the Mouse 437 Herbert Silverstone and Albert Tannenbaum. Proportion of Dietary Protein and the Forma tion of Spontaneous Hepatomas in the Mouse 442 Henry A. Sloviter. The Effect of Complete Ablation of Thyroid Tissue by Radioactive Iodine on the Survival of Tumor-bearing Mice 447 Robert A. Huseby and John J. Bittner. The Development of Mammary Cancer in Castrate A Strain Male Mice Bearing Ovarian Grafts 450 Cecilia Riegel, Ralph Jones, Kenneth J. Welch, and Jerome Valentine. Study of the Tryptophan-Acid and lodoacetate Index Tests in Patients with Malignancy 453 Nancy L. R. Bucher, Jesse F. Scott, and Joseph C. Aub. Regeneration of the Liver in Parabiotic ^ Rats 457 George Klein and Eva Klein. The Transformation of a Solid Transplantable Mouse Carcinoma into an "Ascites Tumor" 466