562 ISOTOPIC TRACERS AND NUCLEAR RADIATIONS [Chap. 30 



Ca 4 Greenberg, D. M.: Studies in mineral metabolism with the aid of artificial 



radioactive isotopes. VIII. Tracer experiments with radioactive calcium and 



strontium on the mechanism of vitamin D action in rachitic rats, /. Biol. Client., 



157, 99-104 (1945). 

 Ca 5 Greenberg, D. M., and F. M. Toescher: Studies with radioactive isotopes of 



calcium and strontium by way of bile, Proc. Soc. Exptl. Biol. Med., 49, 488-491 



(1942). 

 Ca 6 Hodge, H. C, M. Falkenheim, and E. Emery: Calcium exchange in bone using 



radiocalcium in vitro, Federation Proc., 6, 262 (1947). 

 Ca 7 Pecher, C. : Biological investigations with radioactive calcium and strontium, 



Proc. Soc. Expil. Biol. Med., 46, 86-91 (1941). 

 Ca 8 Pecher, C. : Biological investigations with radioactive calcium and radioactive 



strontium. Simultaneous production of a radio-strontium for therapeutic bone 



irradiation and a radio-yttrium suitable for metallic radiography, /. Applied Phys., 



12, 318-319 (1941). 

 Ca 9 Pecher, C: Biological investigations with radioactive calcium and strontium. 



Preliminary report on the use of radioactive strontium in treatment of metastatic 



bone cancer, Univ. Calif. Publ. Pharmacol., 2, 117-150 (1942). 

 Ca 10 Pecher, C, and J. Pecher: Radiocalcium and radiostrontium metabolism in 



pregnant mice, Proc. Soc. Exptl. Biol. Med., 46, 91-94 (1941). 

 Ca 11 Reed, C. I.: Metabolism of calcium and phosphorus, Rev. argcntino-nor learner. 



cienc. med., 1, 695-705 (1946). 

 Ca 12 Walke, H., F. G. Thompson, and J. Holt: The radioactive isotopes of calcium 



and their suitability as indicators in biological investigations, Phys. Rev., 57, 



177-184 (1940). 



30.12. Carbon 



C 1 Allen, M. B., H. Gest, and M. D. Kamen: Differential inhibition of respiration 



and dark C02-fixation in Scenkdesmus and Chlorella, Arch. Biochem., 14, 335-347 



(1947). 

 C 2 Allen, M. B., and S. Ruben : Tracer studies with radioactive carbon and hydrogen, 



/. Am. Chem. Soc, 64, 948-959 (1942). 

 C 3 Anderson, E. C, W. F. Libby, S. Weinhouse, A. F. Reid, A. D. Kirshenbaum, 



and A. V. Grosse: Radiocarbon from cosmic radiation, Science, 105, 576-577 



(1947). 

 C 4 Anflnsen, C. B., A. Beloff, A. B. Hastings, and A. K. Solomon: The in vitro 



turnover of dicarboxylic amino acids in liver slice proteins, /. Biol. Chem., 168, 



771-772 (1947). 

 C 5 Aronoff, S., H. A. Barker, and M. Calvin: Distribution of labeled carbon in 



sugar from barley, /. Biol. Chem., 169, 459-460 (1947). 

 C 6 Aronoff, S., A. Benson, W. Z. Hassld, and M. Calvin: Distribution of C 14 in 



photosynthesizing barley seedlings, Science, 105, 664-665 (1947). 

 C 7 Ball, E. G., H. F. Tucker, A. K. Solomon, and B. Vennesland: The source of 



pancreatic juice bicarbonate, /. Biol. Chem., 140, 119-129 (1941). 

 C 8 Ball, E. G., H. F. Tucker, A. K. Solomon, and B. Vennesland: The source of 



bicarbonate of pancreatic juice, /. Biol. Chem. (Proc. Am. Soc. Biol. Chem., 



35th Meeting), 140, viii-ix (1941). 

 C 9 Barker, H. A. : Clostridium, kluyveri, A ntonie van Leeuwenhoek Nederlansch tijdschrift 



Microbiol. Serol., 12, 167-176 (1947). 



