Fig. 6From: Biochemical effects of polypropylene microplastics on red tilapia (Oreochromis niloticus) after individual and combined exposure with boronChange in a) EROD and b) BFCOD activity of fish liver following various treatments with PP-MPs and boron over 21-day exposure duration. Error bars indicate ± SD (n = 5). Bars surmounted with different letters are statistically different (p < 0.05, Tukey multiple comparison tests)Back to article page