Sec. 30.18] BIBLIOGRAPHY 573 



30.16. Cobalt 



Co 1 Comar, C L. : Radioisotopes in nutritional trace element studies. II. Nucleonics, 



3, No. 4 30-42 (1948). 

 Co 2 Comar, C. L., and G. K. Davis: Cobalt metabolism studies. III. Excretion and 



tissue distribution of radioactive cobalt as administered to cattle, Arch. Biochem., 



12, 257-266 (1947). 

 Co 3 Comar, C. L., G. K. Davis, and R. F. Taylor: Cobalt metabolism studies. Radio- 

 active cobalt procedures with rats and cattle, Arch. Biochem., 9, 149-158 (1946). 

 Co 4 Comar, C. L., G. K. Davis, R. F. Taylor, C. F. Huffman, and R. E. Ely: Cobalt 



metabolism studies. II. Partition of radioactive cobalt by a rumen fistula cow, 



/. Nutrition, 32, 61-68 (1946). 

 Co 5 Copp, D. H., and D. M. Greenberg: Studies in mineral metabolism with the aid 



of artificial radioactive isotopes. VI. Cobalt, Proc. Natl. Acad. Sci. U.S., 27, 153— 



157 (1941). 

 Co 6 Frost, D. V., E. H. Spitzer, C. A. Elvehjem, and E. B. Hart: Some effects of 



cobalt and liver substance on blood building in dogs, Am. J. Physiol., 134, 746-754 



(1941). 

 Co 7 Greenberg, D. M., D. H. Copp, and E. M. Cuthbertson: Studies in mineral 



metabolism with the aid of artificial radioactive isotopes. VII. Distribution and 



excretion, particularly by way of the bile, of iron, cobalt, and manganese, /. Biol. 



Chem., 147, 749-756 (1943). 

 Co 8 Lawrence, J. H.: Cobalt distribution, U.S. Atomic Energy Comm. Declass. Doc. 



MDDC 1597, 1947. 

 Co 9 Sheline, G. E., I. L. Chaikoff, and M. L. Montgomery: The elimination of 



administered cobalt in pancreatic juice and bile of the dog, as measured with its 



radioactive isotopes, Am. J. Physiol., 145, 285-290 (1946). 



30.17. Columbium 



Cb 1 Dobson, E., L. Kelly, H. Jones, and J. Gofman: Personal communication (see 



Zr 3). 

 Cb 2 Hamilton, J. G.: The metabolism of the fission products and the heaviest elements, 



Radiology, 48, 325-343 (1947). 

 Cb 3 Jacobson, L., and R. Overstreet: Progress reports on plant studies: the fixation 



and absorption of fission products by plants. U.S. Atom. Energy Comm. Declass. 



Doc. MDDC 571, 1946. 



30.18. Copper 



Cu 1 Comar, C. L.: Radioisotopes in nutritional trace element studies. III. Nucleonics, 

 3, No. 5, 34-48 (1948). 



Cu 2 Havinga, E., and R. Bykerk: Relation between the nature of the bond in copper 

 salts used for intravenous injection and the rate of absorption of copper by the 

 liver, Rec. trav. chim., Pays-Bas Belgique, 66, 184-188 (1947). 



Cu 3 Mazia, D., and L. J. Mullins: Radioactive copper and the mechanism of oligo- 

 dynamic action, Nature, 147, 642 (1941). 



Cu 4 Schubert, G., H. Vogt, W. Maurer, and W. Riezler: Tierexperimentelle Indi- 

 katoruntersuchungen mit radioaktivem Kupfer, N aturwissenschajten, 31, 589-590 

 (1943). 



Cu 5 Schultze, M. O., and S. J. Simmons: The use of radioactive copper in studies on 

 nutritional anemia of rats, J. Biol. Chem., 142, 97-106 (1942). 



