Expression of circulating angiotensin‐converting enzyme 2 in children with asthma and the effects of inhaled corticosteroids

Abstract Background The global spread of coronavirus disease 2019 (COVID‐19) has resulted in a significant disease burden, yet asthma patients do not have the expected high morbidity and mortality rates in the pandemics of COVID‐19. Objective To find the difference of angiotensin‐converting enzyme 2...

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Main Authors: Xiang Ma, Lesen Liu, Jing Sun, Yun Zhang, Yanqin Liu, Miao Liu, Bing Wang, Yuna Chang, Yuling Han, Zhongtao Gai
Format: Article
Language:English
Published: Wiley 2023-07-01
Series:Immunity, Inflammation and Disease
Subjects:
Online Access:https://doi.org/10.1002/iid3.922
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author Xiang Ma
Lesen Liu
Jing Sun
Yun Zhang
Yanqin Liu
Miao Liu
Bing Wang
Yuna Chang
Yuling Han
Zhongtao Gai
author_facet Xiang Ma
Lesen Liu
Jing Sun
Yun Zhang
Yanqin Liu
Miao Liu
Bing Wang
Yuna Chang
Yuling Han
Zhongtao Gai
author_sort Xiang Ma
collection DOAJ
description Abstract Background The global spread of coronavirus disease 2019 (COVID‐19) has resulted in a significant disease burden, yet asthma patients do not have the expected high morbidity and mortality rates in the pandemics of COVID‐19. Objective To find the difference of angiotensin‐converting enzyme 2 (ACE2) in asthma and nonasthma children and evaluate the effect of inhaled corticosteroids (ICS) on its expression. Methods The ACE2, immunoglobulin E (IgE), and eosinophils were tested in different children. Results A total of 157 children aged 3–16 years were enrolled. The expression of ACE2 in asthma children were lower than nonasthma children (T = −2.512, p = .013). Allergic nonasthma children had a significant higher ACE2 expression than children with allergic asthma (p = .013) and nonallergic asthma (p = .029). The expression of ACE2 had no significant difference between first‐diagnosed asthma children and that had been treated with ICS for ≥6 months (F = 0.028, p = .598). The allergic asthma children showed a significantly higher eosinophils cells (EC) count than the allergic nonasthma (W = 200, p < .001) and nonallergic nonasthma children (W = 1089, p < .001). Nonallergic asthma children also had a significant higher EC count than the allergic non‐asthma (W = 182.5, p < .001) and nonallergic non‐asthma (W = 200.5, p < .001) children. There was no significant difference in IgE levels between asthmatic children and non‐asthmatic children (W = 2792.5, p = .18). Conclusion Circulating ACE2 levels in asthmatic children were lower than those in non‐asthmatic children and ICS treatment for ≥6 months did not affect the expression of ACE2 in peripheral blood in the asthma children.
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spelling doaj.art-a8446c66f37f4690a0270ead955cf0212023-07-28T17:22:31ZengWileyImmunity, Inflammation and Disease2050-45272023-07-01117n/an/a10.1002/iid3.922Expression of circulating angiotensin‐converting enzyme 2 in children with asthma and the effects of inhaled corticosteroidsXiang Ma0Lesen Liu1Jing Sun2Yun Zhang3Yanqin Liu4Miao Liu5Bing Wang6Yuna Chang7Yuling Han8Zhongtao Gai9Department of Respiratory Diseases Children's Hospital affiliated to Shandong University Jinan ChinaDepartment of Infectious Diseases Huaiyin People's Hospital Jinan ChinaDepartment of Respiratory Diseases Children's Hospital affiliated to Shandong University Jinan ChinaDepartment of Respiratory Diseases Children's Hospital affiliated to Shandong University Jinan ChinaDepartment of Respiratory Diseases Children's Hospital affiliated to Shandong University Jinan ChinaDepartment of Respiratory Diseases Children's Hospital affiliated to Shandong University Jinan ChinaDepartment of Respiratory Diseases Children's Hospital affiliated to Shandong University Jinan ChinaDepartment of Respiratory Diseases Children's Hospital affiliated to Shandong University Jinan ChinaDepartment of Respiratory Diseases Children's Hospital affiliated to Shandong University Jinan ChinaJinan Key Lab of Respiratory Diseases for Children Jinan Children's Hospital Jinan ChinaAbstract Background The global spread of coronavirus disease 2019 (COVID‐19) has resulted in a significant disease burden, yet asthma patients do not have the expected high morbidity and mortality rates in the pandemics of COVID‐19. Objective To find the difference of angiotensin‐converting enzyme 2 (ACE2) in asthma and nonasthma children and evaluate the effect of inhaled corticosteroids (ICS) on its expression. Methods The ACE2, immunoglobulin E (IgE), and eosinophils were tested in different children. Results A total of 157 children aged 3–16 years were enrolled. The expression of ACE2 in asthma children were lower than nonasthma children (T = −2.512, p = .013). Allergic nonasthma children had a significant higher ACE2 expression than children with allergic asthma (p = .013) and nonallergic asthma (p = .029). The expression of ACE2 had no significant difference between first‐diagnosed asthma children and that had been treated with ICS for ≥6 months (F = 0.028, p = .598). The allergic asthma children showed a significantly higher eosinophils cells (EC) count than the allergic nonasthma (W = 200, p < .001) and nonallergic nonasthma children (W = 1089, p < .001). Nonallergic asthma children also had a significant higher EC count than the allergic non‐asthma (W = 182.5, p < .001) and nonallergic non‐asthma (W = 200.5, p < .001) children. There was no significant difference in IgE levels between asthmatic children and non‐asthmatic children (W = 2792.5, p = .18). Conclusion Circulating ACE2 levels in asthmatic children were lower than those in non‐asthmatic children and ICS treatment for ≥6 months did not affect the expression of ACE2 in peripheral blood in the asthma children.https://doi.org/10.1002/iid3.922angiotensin‐converting enzyme 2asthmachildrenCOVID‐19inhaled corticosteroids
spellingShingle Xiang Ma
Lesen Liu
Jing Sun
Yun Zhang
Yanqin Liu
Miao Liu
Bing Wang
Yuna Chang
Yuling Han
Zhongtao Gai
Expression of circulating angiotensin‐converting enzyme 2 in children with asthma and the effects of inhaled corticosteroids
Immunity, Inflammation and Disease
angiotensin‐converting enzyme 2
asthma
children
COVID‐19
inhaled corticosteroids
title Expression of circulating angiotensin‐converting enzyme 2 in children with asthma and the effects of inhaled corticosteroids
title_full Expression of circulating angiotensin‐converting enzyme 2 in children with asthma and the effects of inhaled corticosteroids
title_fullStr Expression of circulating angiotensin‐converting enzyme 2 in children with asthma and the effects of inhaled corticosteroids
title_full_unstemmed Expression of circulating angiotensin‐converting enzyme 2 in children with asthma and the effects of inhaled corticosteroids
title_short Expression of circulating angiotensin‐converting enzyme 2 in children with asthma and the effects of inhaled corticosteroids
title_sort expression of circulating angiotensin converting enzyme 2 in children with asthma and the effects of inhaled corticosteroids
topic angiotensin‐converting enzyme 2
asthma
children
COVID‐19
inhaled corticosteroids
url https://doi.org/10.1002/iid3.922
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