Antioxidant Properties of Unripe Carica papaya Fruit Extract and Its Protective Effects against Endothelial Oxidative Stress

Figure 8

The effect of UCP and H₂O₂ on the nuclear transcription factor Nrf2 and NF-κB levels. (a) Representative western blot protein bands at the time frame of 0 to 120 min. (b) Calculated nuclear NF-κB/β-actin protein ratios. (c) The Nrf2/ β-actin ratio. (d) The amounts of Nrf2 protein determined by ELISA. Data are presented as mean ± SEM. p < 0.05 and p < 0.01 when compared with vehicle treated group (CTRL).

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