The concentration of tryptophan; cystine, tyrosine, phenylalanine, histidine and methionine in normal human urine-microbiological assay
Tompsett, S.L.; Fitzpatrick, J.
British Journal of Experimental Pathology 31(1): 70-72
1950
ISSN/ISBN: 0007-1021
PMID: 15420346
Accession: 025711364
Normal human urine has been found to contain in mg. per day: tryptophan, 9.4-30.2; tyrosine, 7.5-34.0; cystine, 104-182; phenylalanine, 24-54; histidine, 82-403; and methionine, less than 1.