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Quercetin delayed senescence by upregulating autophagy. (A) Autophagosomes labeled by arrow. (B) Cellular ultrastructure. (C) ROS. (D) Results of ROS, expressed by the average optical density value. id, lipid droplet. Con, control; M, model; M + Q; model + quercetin; M + 3-MA, model + 3-methyladenine; M + Q + 3-MA, model + quercetin + 3-methyadenine. Data are presented as means ± SD, * p < 0.05; ** p < 0.01.
