How are collagens separated from their source?

Senthilkumar Rathnasamy @Senthilkumar_Rathnasamy

01 January 2013 1 7K Report

How to isolate type-I collagen from its crude source (chicken waste). Generally people use hydrolysis by acid or alkali but I am looking for biological extraction methods.

Massami Shimokomaki

You can prepare it by pepsin treatment and then isolating it by salt fractionation either by acid or neutral pH. Ref. Journal of Food Biochemistry

Volume 20, Issue 1, pages 215–225, February 1996

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