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The effect of chlorophylls on HMOX1 and BLVRA mRNA expression (a) and HMOX activity (b) in PaTu-8902 human pancreatic cancer cells. HMOX1: heme oxygenase 1; BLVRA: biliverdin reductase A. c = 10 μmol/L for chlorophyll a and chlorophyll b; c = 30 μmol/L for chlorophyllin and hemin. Hemin was used as a positive control for HMOX activity induction. n = 8 in each group. ∗p < 0.05, ∗∗p < 0.005, ∗∗∗p < 0.001.
