230 CARBON 



C-4. Klciber, Max, and Melvin Edick: A Respiration Apparatus for C* Studies with 



Cows, J. Animal Sci., 11: 61-71 (1952). 

 C-5. Kleiber, Max, Arthur L. Black, xMary A. Brown, and Bert M. Tolbert: Pro- 

 pionate as a Precursor of Milk Constituents in the Intact Dairy Cow, J. Biol. 

 Chem., 203: 339-346 (1953). 

 C-6. Petersen, W. E. : A Study of Milk Ingredient Formation by the Use of Carbon 

 14 Labeled Precursor, in "The Role of Atomic Energy in Agricultural 

 Research," Proceedings of the Fourth Annual Oak Ridge Summer Symposium 

 (Sponsored by the Oak Ridge National Laboratory and Oak Ridge Institute 

 of Nuclear Studies, Aug. 25-30, 1952), TID-5115, pp. 298-310, January, 1953. 

 C-7. Zamecnik, Paul C, Robert E. Loftfield, Mary L. Stephenson, and Carroll M. 

 Williams: Biological Synthesis of Radioactive Silk, Science, 109: 624-626 

 (1949) 

 C-8. Butts, J. S., S. C. Chang, B. E. Christensen, and C. H. Wang: DDT Detoxifica- 

 tion Product in American Cockroaches, Science, 117: 699 (1953). 

 C-9. Zbinovsky, V., and R. H. Burris: Metabolism of Infiltrated Organic Acids by 

 Tobacco Leaves, Plant Physiol., 27: 240-250 (1952). 



C-10. Arreguin, Barbarin, James Bonner, and Betty Jean Wood: Studies on the 

 Mechanism of Rubber Formation in the Guayule. III. Experiments with 

 Isotopic Carbon, Arch. Biochem. and Biophys., 31: 234-247 (1951). 



C-11. Chen, S. L. : Simultaneous Movement of P^^ and C'' in Opposite Directions in 

 Phloem Tissue, Am. J. Botany, 38: 203-211 (1951). 



C-12. Wilson, D. G., G. Krotkov, and G. B. Reed: Biosynthesis of Radioactive 

 Asparagine from C^^Oz, Science, 113: 695-696 (1951). 



C-13. Nelson, Charles Donald, Gleb Krotkov, and Guilford Bevil Reed: Metabolism 

 of Radioactive Asparagine in Wheat Leaves and Lupinus angustif alius Seedlings, 

 Arch. Biochem. and Biophijs., 44: 218-225 (1953). 



C-14. Greathouse, Glenn A.: Biosynthesis of C ^''-specifically Labeled Cotton Cellulose, 

 Science, 117: 553-554 (1953). 



C-15. \^Tieeler, H. E.: Detection of Microbial Toxins by the Use of Radioisotopes, 

 Phytopathology, 43: 236-238 (1953). 



C-16. Ball, Ernest: Studies on the Accumulation of Certain Radioisotopes by a Callus 

 Culture, Am. J. Botany, 40: 306-316 (1953). 



C-17. Calvin, Melvin, Charles Heidelberger, James C. Reid, Bert M. Tolbert, and 

 Peter F. Yankwich: "Isotopic Carbon, Techniques in Its Measurement and 

 Chemical Manipulation," John Wiley & Sons, Inc., New York, 1949. 



C-18. Hogness, John R., Lloyd J. Roth, Edgar Leifer, and Wright H. Langham: The 

 Quantitative Determination of C" Activity in Biological Systems by Direct 

 Plating, J. Am. Chem. Soc, 70: 3840 (1948). 



C-19. Entenman, C, S. R. Lerner, I. L. Chaikoff, and W. G. Dauben: Determination 

 of Carbon 14 in Fatty Acids by Direct Mount Technic, Proc. Soc. Exptl. Biol. 

 Med., 70: 364-368 (1949). 



C-20. Schayer, Richard W.: Studies on the Metabolism of jS-C'M/- Adrenalin, /. 

 Biol. Chem., 189: 301-306 (1951). 



C-21. Isotopics, 4(1) (1954), U.S. Atomic Energy Commission, Oak Ridge, Tenn. 



