Loganin Attenuates Septic Acute Renal Injury with the Participation of AKT and Nrf2/HO-1 Signaling Pathways
Jin Zhang,1 Changsong Wang,2 Kai Kang,1 Haitao Liu,2 Xiaowei Liu,1 Xiaonan Jia,1 Kaijiang Yu1 1Department of Critical Care Medicine, The First Affiliated Hospital of Harbin Medical University, Harbin Medical University, Harbin, Heilongjiang 150001, People’s Republic of China; 2Department o...
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Dove Medical Press
2021-02-01
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Online Access: | https://www.dovepress.com/loganin-attenuates-septic-acute-renal-injury-with-the-participation-of-peer-reviewed-article-DDDT |
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author | Zhang J Wang C Kang K Liu H Liu X Jia X Yu K |
author_facet | Zhang J Wang C Kang K Liu H Liu X Jia X Yu K |
author_sort | Zhang J |
collection | DOAJ |
description | Jin Zhang,1 Changsong Wang,2 Kai Kang,1 Haitao Liu,2 Xiaowei Liu,1 Xiaonan Jia,1 Kaijiang Yu1 1Department of Critical Care Medicine, The First Affiliated Hospital of Harbin Medical University, Harbin Medical University, Harbin, Heilongjiang 150001, People’s Republic of China; 2Department of Critical Care Medicine, Harbin Medical University Cancer Hospital, Harbin Medical University, Harbin, Heilongjiang 150081, People’s Republic of ChinaCorrespondence: Kaijiang YuDepartment of Critical Care Medicine, The First Affiliated Hospital of Harbin Medical University, Harbin Medical University, 23 Youzheng Street, Harbin, Heilongjiang 150001, People’s Republic of ChinaTel +86-451-53643849Email Yu_kaijiang@126.comPurpose: Sepsis, a destructive inflammatory response syndrome, is the principal reason to induce death in the intensive care unit. Loganin has been proved to possess the property of anti-inflammation, antioxidant, neuroprotection, and sedation. The primary aim of this study was to evaluate whether Loganin could alleviate acute kidney injury (AKI) during sepsis and investigate the latent mechanisms.Methods: Septic AKI models were established by cecal ligation and puncture (CLP) surgery in mice and given Loganin (20, 40, 80 mg/kg) by gavage. Lipopolysaccharides (LPS)-stimulated human kidney proximal tubular (HK2) cells incubated in Loganin (5, 10, 20 μ M) were used to explore the accurate mechanisms. Survival rate, renal function (creatinine and blood urea nitrogen), and renal pathological changes were detected in septic mice. Oxidative stress markers (SOD, GSH-Px, MDA, and SOD), mitochondrial membrane potential, mitochondrial calcium overload, and nuclear factor E2-related factor 2 (Nrf2)/heme-oxygenase 1 (HO-1) pathway activation in vivo and in vitro were determined by commercial kits and Western blot. Cell apoptosis, apoptotic-related protein (cleaved caspase-3, Bcl-2, and Bax) expression and protein kinase B (AKT) phosphorylation in vivo and in vitro were measured by TUNEL staining and Western blot. Finally, AKT blockage by 10 μM LY294002 or Nrf2 inhibition by10 μ M ML385 were utilized to prove the involvement of AKT and Nrf2/HO-1 pathway in AKI during sepsis.Results: We found Loganin treatment (20, 40, 80 mg/kg) mitigated septic AKI reflected by elevated renal function and palliative pathological changes. Oxidative stress and apoptosis in the kidney and LPS-treated HK2 cells were also inhibited by Loganin administration, which was accompanied by AKT and Nrf2/HO-1 pathway activation. Besides, the protective effects of Loganin could be diminished by AKT or Nrf2 blockage, indicating the involvement of AKT and Nrf2/HO-1 pathway.Conclusion: The results suggested that the protective effects of Loganin on AKI during sepsis might be mediated by AKT and Nrf2/HO-1 pathway signaling activation in kidney proximal tubular cells.Keywords: sepsis, acute kidney injury, Loganin, AKT, Nrf2/HO-1 |
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spelling | doaj.art-f88be4f80ed44a70840545132352f0e42022-12-21T20:22:13ZengDove Medical PressDrug Design, Development and Therapy1177-88812021-02-01Volume 1550151361985Loganin Attenuates Septic Acute Renal Injury with the Participation of AKT and Nrf2/HO-1 Signaling PathwaysZhang JWang CKang KLiu HLiu XJia XYu KJin Zhang,1 Changsong Wang,2 Kai Kang,1 Haitao Liu,2 Xiaowei Liu,1 Xiaonan Jia,1 Kaijiang Yu1 1Department of Critical Care Medicine, The First Affiliated Hospital of Harbin Medical University, Harbin Medical University, Harbin, Heilongjiang 150001, People’s Republic of China; 2Department of Critical Care Medicine, Harbin Medical University Cancer Hospital, Harbin Medical University, Harbin, Heilongjiang 150081, People’s Republic of ChinaCorrespondence: Kaijiang YuDepartment of Critical Care Medicine, The First Affiliated Hospital of Harbin Medical University, Harbin Medical University, 23 Youzheng Street, Harbin, Heilongjiang 150001, People’s Republic of ChinaTel +86-451-53643849Email Yu_kaijiang@126.comPurpose: Sepsis, a destructive inflammatory response syndrome, is the principal reason to induce death in the intensive care unit. Loganin has been proved to possess the property of anti-inflammation, antioxidant, neuroprotection, and sedation. The primary aim of this study was to evaluate whether Loganin could alleviate acute kidney injury (AKI) during sepsis and investigate the latent mechanisms.Methods: Septic AKI models were established by cecal ligation and puncture (CLP) surgery in mice and given Loganin (20, 40, 80 mg/kg) by gavage. Lipopolysaccharides (LPS)-stimulated human kidney proximal tubular (HK2) cells incubated in Loganin (5, 10, 20 μ M) were used to explore the accurate mechanisms. Survival rate, renal function (creatinine and blood urea nitrogen), and renal pathological changes were detected in septic mice. Oxidative stress markers (SOD, GSH-Px, MDA, and SOD), mitochondrial membrane potential, mitochondrial calcium overload, and nuclear factor E2-related factor 2 (Nrf2)/heme-oxygenase 1 (HO-1) pathway activation in vivo and in vitro were determined by commercial kits and Western blot. Cell apoptosis, apoptotic-related protein (cleaved caspase-3, Bcl-2, and Bax) expression and protein kinase B (AKT) phosphorylation in vivo and in vitro were measured by TUNEL staining and Western blot. Finally, AKT blockage by 10 μM LY294002 or Nrf2 inhibition by10 μ M ML385 were utilized to prove the involvement of AKT and Nrf2/HO-1 pathway in AKI during sepsis.Results: We found Loganin treatment (20, 40, 80 mg/kg) mitigated septic AKI reflected by elevated renal function and palliative pathological changes. Oxidative stress and apoptosis in the kidney and LPS-treated HK2 cells were also inhibited by Loganin administration, which was accompanied by AKT and Nrf2/HO-1 pathway activation. Besides, the protective effects of Loganin could be diminished by AKT or Nrf2 blockage, indicating the involvement of AKT and Nrf2/HO-1 pathway.Conclusion: The results suggested that the protective effects of Loganin on AKI during sepsis might be mediated by AKT and Nrf2/HO-1 pathway signaling activation in kidney proximal tubular cells.Keywords: sepsis, acute kidney injury, Loganin, AKT, Nrf2/HO-1https://www.dovepress.com/loganin-attenuates-septic-acute-renal-injury-with-the-participation-of-peer-reviewed-article-DDDTsepsisacute kidney injuryloganinnrf2 |
spellingShingle | Zhang J Wang C Kang K Liu H Liu X Jia X Yu K Loganin Attenuates Septic Acute Renal Injury with the Participation of AKT and Nrf2/HO-1 Signaling Pathways Drug Design, Development and Therapy sepsis acute kidney injury loganin nrf2 |
title | Loganin Attenuates Septic Acute Renal Injury with the Participation of AKT and Nrf2/HO-1 Signaling Pathways |
title_full | Loganin Attenuates Septic Acute Renal Injury with the Participation of AKT and Nrf2/HO-1 Signaling Pathways |
title_fullStr | Loganin Attenuates Septic Acute Renal Injury with the Participation of AKT and Nrf2/HO-1 Signaling Pathways |
title_full_unstemmed | Loganin Attenuates Septic Acute Renal Injury with the Participation of AKT and Nrf2/HO-1 Signaling Pathways |
title_short | Loganin Attenuates Septic Acute Renal Injury with the Participation of AKT and Nrf2/HO-1 Signaling Pathways |
title_sort | loganin attenuates septic acute renal injury with the participation of akt and nrf2 ho 1 signaling pathways |
topic | sepsis acute kidney injury loganin nrf2 |
url | https://www.dovepress.com/loganin-attenuates-septic-acute-renal-injury-with-the-participation-of-peer-reviewed-article-DDDT |
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