MANNER OF PRODUCTION OF MUTATIONS 003 



Apolant, H. (1904) tJber die Riickbildung der Mausekarzinome unter den Einfluss 

 der Radiumstrahlen. Deut. med. Wochschr., 30: 1126-1127. 



Arnason, T. J. (1949) Chromosome breakage induced by absorbed radioactive phos- 

 phorus. Cold Spring Harbor Symposia Quant. Biol., 13: 1-5. 



, E. Cummings, and J. W. T. Spinks (1948a) Chromosome breakage in plants 



induced by radioactive phosphorus (P^^) Science, 107, 198-199. 



_^ and (1948b) Chromosome breakage induced by radioactive 



phosphorus, P'^ Can. J. Research, C26: 109-114. 

 Astaurov, B. L. (1937) Versuche iiber experimentelle Androgenese und Gyno- 



genese beim Seidenspinner (Bombyx rnori L.). Biol. Zhur., 6: 3-50 (Russian with 



German summary). 

 Auerbach, C. (1949) Chemical induction of mutations. Proc. Intern. Congr. Genet. 



8th Congr., Stockholm, 1948, Hereditas SuppL, pp. 128-147. 



(1950a) Differences between effects of chemical and physical mutagens. 



Pubbl. staz. zool. Napoli, 22 (SuppL): 1-23. 



(1950b) SH poisoning and mutation. Experientia, 6: 17. 



(1952) Problems in chemical mutagenesis. Cold Spring Harbor Symposia 



Quant. Biol., 16: 199-213. 



and H. Aloser (1951) The effect of oxygen concentration on the mutagenic 



action of mustard gas. Experientia, 7: 341-342. 



and J. M. Robson (1947) Tests of chemical substances for mutagenic action. 



Proc. Roy. Soc. Edinburgh, B62: 284-291. 

 Babcock, E. B., and J. L. Collins (1929a) Does natural ionizing radiation control 



rate of mutation? Proc. Natl. Acad. Sci. U.S., 15: 623-628. 

 and (1929b) Natural ionising radiation and rate of mutation. Nature, 



124: 227-228. 

 Baker, W. K., and E. Sgourakis (1949) Alteration of the X-ray sensitivity of Drosoph- 



ila by means of respiratory inhibitors. Records Genet. Soc. Am., 18: 76; 



Genetics, 35: 96 (1950). 

 and (1950) The effect of oxygen concentration on rate of X-ray 



induced mutations in Drosophila. Proc. Natl. Acad. Sci. U.S., 36: 176-184. 

 and E. S. Von Halle (1952) The effect of o.xygen concentration on the 



induction of dominant lethals. Records Genet. Soc. Am., 21: 9; Genetics, 37: 



565. 

 Bardeen, C. R. (1907) Abnormal development of toad ova fertilized by spermatozoa 



exposed to the roentgen rays. J. Exptl. Zool., 4: 1-44. 

 Barratt, J. O., and G. Arnold (1911) Cell changes in the testis due to X rays. Arch. 



Zellforsch., 7: 242-276. 

 Barron, E. S. G., and S. Dickman (1949) Studies on the mechanism of ionizing 



radiations. II. Inhibition of sulfhydryl enzymes by alpha, beta and gamma rays. 



J. Gen. Physiol., 32: 595-605. 

 , , J. A. Muntz, and T. P. Singer (1949) Studies on the mechanism of 



action of ionizing radiations. I. Inhibition of enzymes by X-rays. J. Gen. 



Physiol., 32: 537-551. 

 — , , and T. P. Singer (1947) On the inhibition of enzymes by ionizing 



irradiations. Federation Proc, 6: 636. 



and V. Flood (1950) Studies on the mechanism of action of ionizing radi- 



ations. VI. The oxidation of thiols by ionizing radiations. J. Gen. Physiol., 



33: 229. 

 Bateman, A. J., and W. K. Sinclair (1950) Mutations induced in Drosophila by 



ingested phosphorus-32. Nature, 165: 117-118. 

 Battacharya, P. (1950) Behaviour of the ring-chromosome in Drosophila melanoqas- 



ter. Proc. Roy. Soc. Edinburgh, B64: 199-215. 



