Structure and Antioxidant Activity of Soy Protein Isolate-Dextran Conjugates Obtained by TiO₂ Photocatalysis

Figure 4

Changes in hydroxyl radical scavenging activity (a) and reducing power (b) of SPI and SPI-dextran solution treated by heat and TiO₂ photocatalysis (control sample, TP1 and TP2). The data with different lowercase letters in the same test are significantly () different.

(a)

(b)