Inhibiting the Interaction Between Phospholipase A2 and Phospholipid Serine as a Potential Therapeutic Method for Pneumonia

Pneumonia is a severe lower respiratory tract infection. This study demonstrates that phospholipase A2 (PLA2), a potential biomarker for pneumonia, contributes to alveoli damage by hydrolyzing pulmonary surfactant phospholipids. This process impairs gas exchange and generates hemolytic phospholipids...

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Main Authors: Jianyu Wang, Huanchun Xing, Lin Wang, Zhongxing Xu, Xin Sui, Yuan Luo, Jun Yang, Yongan Wang
Format: Article
Language:English
Published: MDPI AG 2025-07-01
Series:Current Issues in Molecular Biology
Subjects:
Online Access:https://www.mdpi.com/1467-3045/47/7/516
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author Jianyu Wang
Huanchun Xing
Lin Wang
Zhongxing Xu
Xin Sui
Yuan Luo
Jun Yang
Yongan Wang
author_facet Jianyu Wang
Huanchun Xing
Lin Wang
Zhongxing Xu
Xin Sui
Yuan Luo
Jun Yang
Yongan Wang
author_sort Jianyu Wang
collection DOAJ
description Pneumonia is a severe lower respiratory tract infection. This study demonstrates that phospholipase A2 (PLA2), a potential biomarker for pneumonia, contributes to alveoli damage by hydrolyzing pulmonary surfactant phospholipids. This process impairs gas exchange and generates hemolytic phospholipids that disrupt cellular membranes, exacerbating pulmonary injury. Experimental evidence demonstrates that PLA2 inhibitors significantly alleviate cellular damage in lipopolysaccharide (LPS)-induced pulmonary inflammation. These findings reveal a key mechanistic role of PLA2 in pneumonia pathogenesis and suggest novel therapeutic strategies. The results may provide more effective clinical interventions and guide further research in related fields.
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institution Kabale University
issn 1467-3037
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publishDate 2025-07-01
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record_format Article
series Current Issues in Molecular Biology
spelling doaj-art-e6c7b08cec7545cebc1fd204e03082d92025-08-20T03:35:27ZengMDPI AGCurrent Issues in Molecular Biology1467-30371467-30452025-07-0147751610.3390/cimb47070516Inhibiting the Interaction Between Phospholipase A2 and Phospholipid Serine as a Potential Therapeutic Method for PneumoniaJianyu Wang0Huanchun Xing1Lin Wang2Zhongxing Xu3Xin Sui4Yuan Luo5Jun Yang6Yongan Wang7State Key Laboratory of Toxicology and Medical Countermeasures, Beijing Institutes of Pharmacology and Toxicology, Beijing 100850, ChinaState Key Laboratory of Toxicology and Medical Countermeasures, Beijing Institutes of Pharmacology and Toxicology, Beijing 100850, ChinaState Key Laboratory of Toxicology and Medical Countermeasures, Beijing Institutes of Pharmacology and Toxicology, Beijing 100850, ChinaState Key Laboratory of Toxicology and Medical Countermeasures, Beijing Institutes of Pharmacology and Toxicology, Beijing 100850, ChinaState Key Laboratory of Toxicology and Medical Countermeasures, Beijing Institutes of Pharmacology and Toxicology, Beijing 100850, ChinaState Key Laboratory of Toxicology and Medical Countermeasures, Beijing Institutes of Pharmacology and Toxicology, Beijing 100850, ChinaState Key Laboratory of Toxicology and Medical Countermeasures, Beijing Institutes of Pharmacology and Toxicology, Beijing 100850, ChinaState Key Laboratory of Toxicology and Medical Countermeasures, Beijing Institutes of Pharmacology and Toxicology, Beijing 100850, ChinaPneumonia is a severe lower respiratory tract infection. This study demonstrates that phospholipase A2 (PLA2), a potential biomarker for pneumonia, contributes to alveoli damage by hydrolyzing pulmonary surfactant phospholipids. This process impairs gas exchange and generates hemolytic phospholipids that disrupt cellular membranes, exacerbating pulmonary injury. Experimental evidence demonstrates that PLA2 inhibitors significantly alleviate cellular damage in lipopolysaccharide (LPS)-induced pulmonary inflammation. These findings reveal a key mechanistic role of PLA2 in pneumonia pathogenesis and suggest novel therapeutic strategies. The results may provide more effective clinical interventions and guide further research in related fields.https://www.mdpi.com/1467-3045/47/7/516pneumoniaalveolar surfactantlipopolysaccharidesphospholipase A2 inhibitoralveolar macrophagesantibiotic resistance
spellingShingle Jianyu Wang
Huanchun Xing
Lin Wang
Zhongxing Xu
Xin Sui
Yuan Luo
Jun Yang
Yongan Wang
Inhibiting the Interaction Between Phospholipase A2 and Phospholipid Serine as a Potential Therapeutic Method for Pneumonia
Current Issues in Molecular Biology
pneumonia
alveolar surfactant
lipopolysaccharides
phospholipase A2 inhibitor
alveolar macrophages
antibiotic resistance
title Inhibiting the Interaction Between Phospholipase A2 and Phospholipid Serine as a Potential Therapeutic Method for Pneumonia
title_full Inhibiting the Interaction Between Phospholipase A2 and Phospholipid Serine as a Potential Therapeutic Method for Pneumonia
title_fullStr Inhibiting the Interaction Between Phospholipase A2 and Phospholipid Serine as a Potential Therapeutic Method for Pneumonia
title_full_unstemmed Inhibiting the Interaction Between Phospholipase A2 and Phospholipid Serine as a Potential Therapeutic Method for Pneumonia
title_short Inhibiting the Interaction Between Phospholipase A2 and Phospholipid Serine as a Potential Therapeutic Method for Pneumonia
title_sort inhibiting the interaction between phospholipase a2 and phospholipid serine as a potential therapeutic method for pneumonia
topic pneumonia
alveolar surfactant
lipopolysaccharides
phospholipase A2 inhibitor
alveolar macrophages
antibiotic resistance
url https://www.mdpi.com/1467-3045/47/7/516
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