“…The properties of casein subunits are strongly dependent on the environment (Morr, Josephson, Jenness, & Manning, 1971;Creamer & Berry, 1975;Holt, 1998). Two different types of submicelles were observed by high-performance gel chromatography (Ono, Odagiri, & Takagi, 1983); they vary in composition, size and position in the micelle.…”