FOAMING PROPERTIES OF PROTEINS: EVALUATION OF A COLUMN AERATION APPARATUS USING OVALBUMIN

作者: R. D. WANISKA , J. E. KINSELLA

DOI: 10.1111/J.1365-2621.1979.TB06447.X

关键词:

摘要: A specially designed small-scale foaming apparatus was used to determine dynamic and static properties of proteins. Foam produced by sparging nitrogen at a known rate through dilute protein solution. The temperature the solution foam maintained water-jacketed column. Ovalbumin as reference protein. Foaming (foaming capacity, strength, stability) were improved when concentration increased (0.01–0.1%); sodium chloride added decreased from 40 2°C. optimum pH 3.8–4.0, slightly below isolelectric point ovalbumin, gas flow 20 ml/min. permits many variables affecting proteins, i.e. pH, temperature, ions, carbohydrates surfactants be controlled while quantitatively determining small quantities

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