RPL39 Was Associated With Sex Differences in Pulmonary Arterial Hypertension

Pulmonary arterial hypertension (PAH) is a malignant cardiovascular disease with a complex etiology, in which several types of cells play important roles. Sex differences in disease susceptibility and survival have been observed in PAH patients, but few studies have analyzed the effect of changes in...

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Main Authors: Haixia Wang, Ling Li, Guangyuan Zhou, Lu Wang, Zeang Wu
Format: Article
Language:English
Published: Wiley 2025-01-01
Series:Canadian Respiratory Journal
Online Access:http://dx.doi.org/10.1155/carj/7139235
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author Haixia Wang
Ling Li
Guangyuan Zhou
Lu Wang
Zeang Wu
author_facet Haixia Wang
Ling Li
Guangyuan Zhou
Lu Wang
Zeang Wu
author_sort Haixia Wang
collection DOAJ
description Pulmonary arterial hypertension (PAH) is a malignant cardiovascular disease with a complex etiology, in which several types of cells play important roles. Sex differences in disease susceptibility and survival have been observed in PAH patients, but few studies have analyzed the effect of changes in cell type and number on sex differences in PAH at the single-cell level. In this study, we performed a series of analyses on GSE169471 and GSE228644 datasets and found significant changes in the ratio of several types of cells in male PAH lung tissues. Surprisingly, we found that the ratio of macrophages in male PAH samples was 7 times higher than that in females. Consistently, the ratio of M1 macrophages was also significantly increased in male PAH samples. The different expression genes (DEGs) in macrophages were mainly involved in the ribosome pathway, which is closely related to cell proliferation. Inhibition of ribosomal protein L39 (RPL39), a core gene in the ribosome pathway, can inhibit macrophage proliferation and attenuate the sex differences in PAH. In conclusion, our study suggests that ribosome pathway–associated cell proliferation of macrophages might be associated with sex differences in PAH.
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spelling doaj-art-7068d478606b434481ab68112c71f67c2025-02-05T00:00:04ZengWileyCanadian Respiratory Journal1916-72452025-01-01202510.1155/carj/7139235RPL39 Was Associated With Sex Differences in Pulmonary Arterial HypertensionHaixia Wang0Ling Li1Guangyuan Zhou2Lu Wang3Zeang Wu4National Health Commission Key Laboratory of Prevention and Treatment of Central Asia High Incidence Diseases (Co-Construction)Department of Preventive MedicineDepartment of PathophysiologyDepartment of Respiratory and Critical Care MedicineNational Health Commission Key Laboratory of Prevention and Treatment of Central Asia High Incidence Diseases (Co-Construction)Pulmonary arterial hypertension (PAH) is a malignant cardiovascular disease with a complex etiology, in which several types of cells play important roles. Sex differences in disease susceptibility and survival have been observed in PAH patients, but few studies have analyzed the effect of changes in cell type and number on sex differences in PAH at the single-cell level. In this study, we performed a series of analyses on GSE169471 and GSE228644 datasets and found significant changes in the ratio of several types of cells in male PAH lung tissues. Surprisingly, we found that the ratio of macrophages in male PAH samples was 7 times higher than that in females. Consistently, the ratio of M1 macrophages was also significantly increased in male PAH samples. The different expression genes (DEGs) in macrophages were mainly involved in the ribosome pathway, which is closely related to cell proliferation. Inhibition of ribosomal protein L39 (RPL39), a core gene in the ribosome pathway, can inhibit macrophage proliferation and attenuate the sex differences in PAH. In conclusion, our study suggests that ribosome pathway–associated cell proliferation of macrophages might be associated with sex differences in PAH.http://dx.doi.org/10.1155/carj/7139235
spellingShingle Haixia Wang
Ling Li
Guangyuan Zhou
Lu Wang
Zeang Wu
RPL39 Was Associated With Sex Differences in Pulmonary Arterial Hypertension
Canadian Respiratory Journal
title RPL39 Was Associated With Sex Differences in Pulmonary Arterial Hypertension
title_full RPL39 Was Associated With Sex Differences in Pulmonary Arterial Hypertension
title_fullStr RPL39 Was Associated With Sex Differences in Pulmonary Arterial Hypertension
title_full_unstemmed RPL39 Was Associated With Sex Differences in Pulmonary Arterial Hypertension
title_short RPL39 Was Associated With Sex Differences in Pulmonary Arterial Hypertension
title_sort rpl39 was associated with sex differences in pulmonary arterial hypertension
url http://dx.doi.org/10.1155/carj/7139235
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AT guangyuanzhou rpl39wasassociatedwithsexdifferencesinpulmonaryarterialhypertension
AT luwang rpl39wasassociatedwithsexdifferencesinpulmonaryarterialhypertension
AT zeangwu rpl39wasassociatedwithsexdifferencesinpulmonaryarterialhypertension