Fig 1. Peanut protein extract yield : Crude peanut protein extracts (CPE) obtained with BB-2βME, BB, SB and TB/HCl (B) final yield obtained with BB-2βME, BB, SB and TB/HCl; p <0.05 = *; p <0.01 = **; p <0.001 = ***; p <0.0001 = ****