Aloperine protects pulmonary hypertension via triggering PPARγ signaling and inhibiting calcium regulatory pathway in pulmonary arterial smooth muscle cells

Author:

Shan Xiaoqian12ORCID,Gegentuya 123,Wang Jing4,Feng Huazhuo2,Zhang Zizhou25,Zheng Qiuyu6,Zhang Qing1,Yang Kai2ORCID,Wang Jian25,Xu Lei1

Affiliation:

1. Department of Pulmonary and Critical Care Medicine, The Affiliated Hospital of Inner Mongolia Medical University, Hohhot, China

2. State Key Laboratory of Respiratory Disease, National Clinical Research Center for Respiratory Disease, Guangdong Key Laboratory of Vascular Disease, Guangzhou Institute of Respiratory Health, The First Affiliated Hospital of Guangzhou Medical University, Guangzhou, China

3. Department of Pulmonary and Critical Care Medicine, Affiliated Hospital of Inner Mongolia Minzu University, Tongliao, China

4. Department of Scientific Research, The Fifth Affiliated Hospital of Guangzhou Medical University, Guangzhou, China

5. Guangzhou National Laboratory, Guangzhou International Bio Island, Guangzhou, China

6. Department of Pulmonary and Critical Care Medicine, The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, China

Abstract

Aloperine attenuates monocrotaline-induced pulmonary hypertension (MCT-PH) in rats by inhibiting the pulmonary vascular remodeling and proliferation of pulmonary arterial smooth muscle cells (PASMCs). In mechanism, Aloperine not only exerts a transient KCNQ-dependent vasodilation in precontracted pulmonary arteries (PAs) from both control and MCT-PH rats but also activates PPARγ nuclear translocation and signaling transduction in PASMCs, which chronically inhibits the calcium regulatory pathway and proliferation of PASMCs.

Funder

IMMU General Program

IMMU Graduate Education Teaching Reform Research Practice Project

IMMU Doctoral Starting Up Foundation

内蒙古自治区科学技术厅 | Natural Science Foundation of Inner Mongolia Autonomous Region

MOST | National Natural Science Foundation of China

Publisher

American Physiological Society

Subject

Cell Biology,Physiology

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