A Comparative Study of Human, Cow, Sow, and Rat Milk Using Paper Chromatography

Summary The analyses of human, cow, rat, and sow milk after the removal of proteins and salts have disclosed some marked differences in their respective chromatographic patterns. All, of course, contained lactose. In addition, human milk contained 11 other unidentified spots as compared to eight for sow's milk, six for rat's milk, and ten for cow's milk. Glucose was found in human milk and galactose and glucose in cow's and sow's milk, whereas rat's milk contained neither galactose nor glucose.