Protective effect of pig brain polypeptides against ...
2019-7-1u2002·u2002Briefly, fresh pig brain was homogenized by tissue grinder, degreased with acetone, and then lyophilized to obtain dry powder. Pig brain dry powder was hydrolyzed with trypsin for 16 h, inactivated by water at 55 °C for 30 min, and then centrifuged at 8000 rpm/min for 15 min to collect the supernatant.
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