“…This might, for example, be the case if the tubules contain a factor which is utilised in the reabsorption of several different components of the glomerular filtrate. However, most investigators who have concerned themselves with this problem (10,21) express the view that a competition between galactose and amino acids is not a plausible explanation of the amino-aciduria, because this condition does not occur until the patient has been on a galactose-containing diet for some days, and it does not disappear again until several days after the elimination of galactose from the diet.…”