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. 2018 Jul 18;55(10):4020–4027. doi: 10.1007/s13197-018-3328-2

Fig. 2.

Fig. 2

Effects of sweeping frequency ultrasound (SFU) pretreatment on the surface hydrophobicity (Ho) of zein and ACE inhibitory activities of zein hydrolysates. The same indexes marked with different letters indicate significant differences (P < 0.05)