EFFECTS OF HEAD IRRADIATION IN NEWBORN RATS 73 



during postnatal development. In "Metabolism of the Nervous System," (D. Rich- 



ter, ed.), pp. 291-296. Pergamon Press, New York. 

 Mogilnitzky, B. N.. and Podljaschuk, L. D. 1930. Rontgenstrahlen und sogen. "Hat- 



matoenzephalische Barriere." Fortschr. Gebiete Rontgenstrahlen 41, 66-75. 

 Murphy, D. P. 1929. Outcome of 625 pregnancies in women subjected to pelvic 



radium or roentgen irradiation. Am. J. Obstet. Gynecol. 18, 170-187. 

 Nemenov, M. I. 1934. The effect of roentgen rays on the brain. Experimental in- 

 vestigation by means of the conditioned reflex method. Radiology 23, 94-96. 

 Plummer, G. 1952. Anomalies occurring in children exposed in utero to the atomic 



bomb in Hiroshima. Pediatrics 10, 687-693. 

 Potter. \'. R.. Schneider. W. C!.. and Liebl, G. J. 1945. Enzyme changes during 



growth and differentiation in the tissues of the newborn rat. Cancer Research 5, 



21-24. 

 Richter. D. (ed.) 1957. "Metabolism of the Nervous System." Pergamon Press, New 



York. 

 Rugh, R. 1959. Wrtebrate radiobiology ; Embryology. Ann. Rer. Nuclear Sci. 9, 493- 



522. 

 Rugh. R.. and Grupp, E. 1959. Response of the very early mouse embryo to low 



le\els of ionizing radiations. /. E.xptl. Zool. 141, 571-587. 

 Russell. L. B.. and Russell. W. L. 1954. Pathways of radiation effects in mother and 



embryo. Cold Spring Harbor Symposia Quant. Biol. 19, 50-59. 

 Schaltenbrand. G. 1935. Epilepsie nach Rontgenbestrahlung des Kopfes im Kiii- 



desaltcr. Serienarzt 8. 62-63. 

 Sugino. N. 1917. Comparati\c studies on the growth of the cerebral cortex. /. Comp. 



Neurol. 28. 495-509. 

 Turner, D. G. D., and George. T. 1910. Some experiments on the effects of x-rays 



in therapeutic doses on the growing brain of rabbits. Brit. Med. ]. ii, 524-526. 

 Tyler, D. B.. and \'an Harre\eld, .\. 1942. The respiration of the developing brain. 



Am. J. Physiol. 136, 600-603. 

 Uchimura. \'.. and Shiraki, H. 1952. Cerebral injuries caused by atomic bombard- 

 ment. /. Nerrowi Mental Disease 116, 654-671. 

 VVachowski, T. J., and Chenault, H. 1945. Degenerative effects of large doses of 



roentgen rays on the human brain. Radiology 45, 227-246. 

 Waelsch, H. (ed.) 1955. "Biochemistry of the Developing Nervous System." Aca- 

 demic Press, New York. 

 Warkany, J., and Schraffenberger, E. 1947. Congenital malformations induced in 



rats by roentgen rays; skeletal changes in offspring following single irradiation of 



mother. Am. J. Roentgenol. Radium Therapy 57, 455-463. 

 Wilson, J. G. 1954. Diffenntiation and the reaction of rat embryos to radiation. 



/. Cellular Comp. Physiol. 43, Suppl. 1, 11-37. 

 Yamazaki, J. N.. Bennett. L. R., McFall, R. .A., and Clemente, C. D. 1960. Brain 



radiation in the newborn rats and differential effects on increased age. 1. Clinical 



obser\ation. Neurology 10, 530-536. 

 Yamazaki, J. N.. Wright. S. W., and Wright, P. M. 1954. Outcome of pregnancy in 



women exposed to the atomic bomb in Nagasaki. .4//?. /. Diseases Children 87, 



448-468. 



