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Effect of different treatments of chicken liver protein hydrolysates on the degree of grafting and browning of the MRPs. a, b, c: the mean ± SD (n = 3) of the degree of grafting with the same letter is not significantly different (P < 0.05). A, B, C: the mean ± SD (n = 3) of the degree of browning with the same letter is not significantly different (P < 0.05).
