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Table 4 Foaming capacity (%) and foaming stability (%) of red blood cell (RBC) and its hydrolysate (RBCH) with different pH values a

From: Bioconversion of duck blood cell: process optimization of hydrolytic conditions and peptide hydrolysate characterization

pH Foaming capacity (%) Foaming stability (%)
RBC RBCH RBC RBCH
2 12.67 ± 0.94aB 39.38 ± 0.88aA 9.83 ± 0.89aB 30.00 ± 1.41aA
4 11.50 ± 0.24bB 28.75 ± 0.35bA 9.66 ± 0.05aB 16.00 ± 1.71cA
6 3.33 ± 0.01eB 10.25 ± 0.35dA 0.67 ± 0.09cB 8.50 ± 0.38dA
8 6.67 ± 0.14 dB 26.50 ± 0.71cA 5.67 ± 0.94bB 18.75 ± 1.06bA
10 10.00 ± 0.94cB 28.75 ± 0.35bA 6.33 ± 0.01bB 19.50 ± 1.41bA
  1. aAverage ± standard deviation (n = 3). Within columns, values with same lowercase letters are not significantly different at p > 0.05. Within rows, values with same uppercase letters are not significantly different at p > 0.05
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BMC Biotechnology

ISSN: 1472-6750

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