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

Abstract
The analyses of human, cow, rat, and sow milk after removal of proteins and salts disclosed some marked differences in their respective chromatographic patterns. All contained lactose. In addition, human milk contained 11 other unidentified spots as compared to 8 for sows milk, 6 for rat''s milk, and 10 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.
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