374 IMMUNOLOGICAL STUDIES 



Growth, D. Rudnick, editor. Princeton University Press, Princeton, 

 N. J. Pages 233-256. 



Grobstein, C, and J. S. Youngner. 1949. Combination of tissues from 

 different species in flask cultures. Science, 110, 501-3. 



Hanan, R. Q., and J. Oyama. 1954. Inhibition of antibody formation 

 in mature rabbits by contact with the antigen at an early age. /. Im- 

 munol, 73, 49-53. 



Harding, C. V., D. Harding, and P. Perlmann. 1954. Antigens in sea 

 urchin hybrid embryos. Exptl. Cell Research, 6, 202-10. 



Harris, Morgan. 1943. The compatibility of rat and mouse cells in 

 mixed tissue cultures. Anat. Record, 87, 107-17. 



Hauschka, T. S. 1952. Immunologic aspects of cancer: A review. 

 Cancer Research, 12, 615-33. 



Heine, F. 1936. Phagozytoseversuche am Hiihnerembryo. Arch. Ent- 

 wicklungsmech. Organ., 134, 283-93. 



Holtfreter, J. 1943. Properties and functions of the surface coat in 

 amphibian embryos. /. Exptl. Zool., 93, 251-323. 



Holtfreter, J. 1948. Significance of the cell membrane in embryonic 

 processes. Ann. N. Y. Acad. Sci., 49, 709-60. 



Imagawa, D. T., J. T. Syverton, and J. J. Bittner. 1954a. The cyto- 

 toxicity of serum for mouse mammary cancer cells. I. The effects of 

 admixture in vitro upon homoiotransplantability. Cancer Research, 

 14, 1-7. 



Imagawa, D. T., J, T. Syverton, and J. J. Bittner. 1954b. The cyto- 

 toxicity of serum for mouse mammary cancer cells. II. The effects 

 upon cells in culture. Cancer Research, 14, 8-11. 



Irwin, M. R. 1949. Immunological studies in embryology and genetics. 

 Quart. Rev. Riol, 24, 109-23. 



Irwin, M. R., 1951. Genetics and Immunology. In Genetics in the 20th 

 Century. L. C. Dunn, editor. The MacmiUan Company, New York. 



Johnson, I. S., and C. A. Leone. 1955. The ontogeny of proteins of the 

 adult chicken heart as revealed by serological techniques. /. Exptl. 

 Zool, 130, 515-54. 



Kabat, E. A., and S. Leskowitz. 1955. Immunochemical studies on 

 blood groups. XVII. Structural units involved in blood group A and 

 B specificity. /. Am. Chem. Soc, 77, 5159-64. 



Kaliss, N. 1955. Induced alteration of the normal host-graft relation- 

 ship in homotransplantation of mouse tumors. Ann. N. Y. Acad. Sci., 

 59, 385-93. 



Kellner, A., and E. F. Hedal. 1953. Experimental erythroblastosis 



