[Retracted] κ-Opioid Receptor Agonist Ameliorates Postoperative Neurocognitive Disorder by Activating the Ca²⁺/CaMKII/CREB Pathway

Figure 2

The KOR agonist inhibited inflammation and oxidative stress response in CPB rats. (a) Inflammatory factors detected by ELISA. (b) The expression of NF-κB protein detected by western blot. (c) SOD, MDA, and GSH-Px serum contents detected by ELISA. (d) The expression of ROS detected by IF. ^∗ < 0.05.

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