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Journal

Utah State University

Milk

1988

Articles 1 - 2 of 2

Full-Text Articles in Life Sciences

Development Of Microstructure In Raw, Fried, And Fried And Cooked Paneer Made From Buffalo, Cow, And Mixed Milks, Miloslav Kalab, S. K. Gupta, H. K. Desai, G. R. Patil Jan 1988

Development Of Microstructure In Raw, Fried, And Fried And Cooked Paneer Made From Buffalo, Cow, And Mixed Milks, Miloslav Kalab, S. K. Gupta, H. K. Desai, G. R. Patil

Food Structure

Paneer was made from cow, buffalo, and mixed cow and buffalo milk by coagulation with citric acid at pH 5.5. All milk samples were heated to 90°C. Cow milk was coagulated at this temperature but buffalo and mixed milks were cooled to 70°C before coagulation. Differences in the composition and the treatments of the cow and buffalo milks were reflected in the composition and structure of the paneers. Electron microscopy revealed that raw paneer samples had a granular structure consisting of protein particles having a core-and-lining ultrastructure. Deep-frying in vegetable oil at 175'C for 4-5 min led to the compaction …


The Role Of B-Lactoglobulin In The Development Of The Core-And-Lining Structure Of Casein Particles In Acid-Heat-Induced Milk Gels, V. R. Harwalkar, Miloslav Kalab Jan 1988

The Role Of B-Lactoglobulin In The Development Of The Core-And-Lining Structure Of Casein Particles In Acid-Heat-Induced Milk Gels, V. R. Harwalkar, Miloslav Kalab

Food Structure

Acid-heat-induced gels were obtained by coagulating casein micelle dispersions at 90 C using glucono-and-lactone. The casein micelles used were isolated from raw skim milk by centrifugation, washed free of whey proteins and soluble salts, and dispersed in water or a milk dialyzate. The pH values of the gels varied from 4.7 to 6.3. A core-and-lining ultrastructure developed in casein particles coagulated at pH 5.2 to 5.5 from casein micelle dispersions in the milk dialyzate provided that B-lactoglobulin or whey proteins (10 mg/ml) were added to them prior to coagulation. Addition of B-lactoglobulin to aqueous casein micelle dispersions led to the …