MMP3-1
ultrafiltration membrane with the 50 kDa MW cut-off). The RBP MW < 50 kDa was freeze dried, kept in a tight, lightprotected container and stored at - 20 - °C until use. Yield of RBP (50 kDa) was about %% which was calculated based on defatted rice bran. RBP was dissolved in distilled water before used (Timachai and Thawornchinsombut, 2022).