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After the ingestion of 50 c.c. of the subject's own blood, the feces were subjected to chemical analysis in order to determine the amounts of the various derivatives of blood pigment present. Control analyses were made for several days before ingesting the blood and the subject was maintained on a blood- and chlorophyl-free diet. By far the greater part of the blood pigment was recovered on the second and third days following ingestion as protohemin. Three groups of analyses showed an output of 85 to 90 per cent as protohemin, 5 to 8 per cent as deuterohemin, 2 to 3
Der Abbau des Blutfarbstuffes im Verdauungstrakt des gesunden Menschen. (The Breaking Down of Blood Pigment in the Digestive Tract of Healthy Men.). Ann Intern Med. 1931;5:807. doi: https://doi.org/10.7326/0003-4819-5-6-807_1
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Published: Ann Intern Med. 1931;5(6):807.
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Print ISSN: 0003-4819 | Online ISSN: 1539-3704
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