Carbon and Nitrogen Stable Isotopic Composition of Hair Protein and Amino Acids Can Be Used as Biomarkers for Animal-Derived Dietary Protein Intake in Humans1,2 Posted: May 04, 2008 02:20:15
... isotope contents of breath carbon dioxide, milk, serum and rumen fermentation products on the δ^sup 13^C value of food ... liver in vivo. Z. Ernhrwiss. 36: 340-346. 38. Petzke, K. J., Grigorov, J. G., Korkushko, O. V., Kovalenko, N. K., Semesko, T. G ...