“…The authors (1,2) have reported that, following the depletion of hemoglobin-forming reserves by frequent bleedings, the hypochromia of red blood cells thus produced persists if the animals' stomachs are removed by surgical procedures. It was shown that, prior to the production of an artificial achylia gastrica, the average daily output of hemoglobin in the animals on a standard bread ration (Whipple) was 0.93 gram; and the output of hemoglobin when the diet was supplemented with beef was 1.95 grams.…”