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. 2021 Mar 5;12(3):248. doi: 10.1038/s41419-021-03518-w

Fig. 7. ERK1/2 inhibition attenuates increased p62 seen after sham surgery and UNX.

Fig. 7

Mice were treated with either Trametinib (1 mg/kg/d IP) or vehicle (3% DMSO in saline) for 3 days. Mice then underwent either no surgical manipulations (NORM), sham surgery (SHAM), or unilateral nephrectomy (UNX). Each mouse was treated with either vehicle (VEH) or BafA1 (BAF) and after 2 h the contralateral kidney was harvested. A pERK1/2 was significantly increased in sham surgery and UNX vs. normal kidneys. B Trametinib resulted in a near disappearance of pERK1/2 in sham surgery and UNX kidneys. C Trametinib resulted in a significant decrease in p62 in sham surgery and UNX kidneys compared to normal kidneys, but did not change the suppressed autophagic flux that was seen in sham surgery and UNX kidneys. Immunoblot analysis of LC3-II and p62 in the kidney with representative densitometry is demonstrated. RDU= relative densitometry units corrected for GAPDH. *P < 0.05, **P < 0.01, ***P < 0.001.