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Effect of quercetin on mRNA expression of (tight junctional proteins) Integral membrane and cytoplasmatic accessory proteins in hippocampus of PCBs-exposed adult rats. Each bar represents mean ± SEM of 3 independent observations. Statistical significance at p<0.05. a- control vs. others; b- Quercetin vs. PCB, PCB + quercetin; c- PCB vs. PCB + quercetin.
