Adenovirus-α-Defensin Complexes Induce NLRP3-Associated Maturation of Human Phagocytes via Toll-Like Receptor 4 Engagement
Intramuscular delivery of human adenovirus (HAdV)-based vaccines leads to rapid recruitment of neutrophils, which then release antimicrobial peptides/proteins (AMPs). How these AMPs influence vaccine efficacy over the subsequent 24 h is poorly understood. In this study, we asked if human neutrophil...
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American Society for Microbiology
2022
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Truy cập trực tuyến: | https://journals.asm.org/doi/10.1128/jvi.01850-21 https://dlib.phenikaa-uni.edu.vn/handle/PNK/5735 https://doi.org/10.1128/jvi.01850-21 |
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oai:localhost:PNK-57352022-08-17T05:54:52Z Adenovirus-α-Defensin Complexes Induce NLRP3-Associated Maturation of Human Phagocytes via Toll-Like Receptor 4 Engagement Karsten, Eichholz Tuan, Hiep Tran Coraline ,Chéneau Tran, Thi Thu Phuong Océane, Paris Martine, Pugniere Eric, J. Kremer Adenovirus-α-Defensin NLRP3-Associated Intramuscular delivery of human adenovirus (HAdV)-based vaccines leads to rapid recruitment of neutrophils, which then release antimicrobial peptides/proteins (AMPs). How these AMPs influence vaccine efficacy over the subsequent 24 h is poorly understood. In this study, we asked if human neutrophil protein 1 (HNP-1), an α-defensin that influences direct and indirect innate immune responses to a range of pathogens, impacts the response of human phagocytes to three HAdV species/types (HAdV-C5, -D26, -B35). We show that HNP-1 binds to the capsids and redirects HAdV-C5, -D26, and -B35 to Toll-like receptor 4 (TLR4), which leads to internalization, an NLRP3-mediated inflammasome response, and interleukin 1 beta (IL-1β) release. Surprisingly, IL-1β release was not associated with notable disruption of plasma membrane integrity. These data further our understanding of HAdV vaccine immunogenicity and may provide pathways to extend the efficacy 2022-05-05T07:26:14Z 2022-05-05T07:26:14Z 2022 Bài trích https://journals.asm.org/doi/10.1128/jvi.01850-21 https://dlib.phenikaa-uni.edu.vn/handle/PNK/5735 https://doi.org/10.1128/jvi.01850-21 en American Society for Microbiology |
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Digital Phenikaa |
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English |
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Adenovirus-α-Defensin NLRP3-Associated |
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Adenovirus-α-Defensin NLRP3-Associated Karsten, Eichholz Tuan, Hiep Tran Coraline ,Chéneau Tran, Thi Thu Phuong Océane, Paris Martine, Pugniere Eric, J. Kremer Adenovirus-α-Defensin Complexes Induce NLRP3-Associated Maturation of Human Phagocytes via Toll-Like Receptor 4 Engagement |
description |
Intramuscular delivery of human adenovirus (HAdV)-based vaccines leads to rapid recruitment of neutrophils, which then release antimicrobial peptides/proteins (AMPs). How these AMPs influence vaccine efficacy over the subsequent 24 h is poorly understood. In this study, we asked if human neutrophil protein 1 (HNP-1), an α-defensin that influences direct and indirect innate immune responses to a range of pathogens, impacts the response of human phagocytes to three HAdV species/types (HAdV-C5, -D26, -B35). We show that HNP-1 binds to the capsids and redirects HAdV-C5, -D26, and -B35 to Toll-like receptor 4 (TLR4), which leads to internalization, an NLRP3-mediated inflammasome response, and interleukin 1 beta (IL-1β) release. Surprisingly, IL-1β release was not associated with notable disruption of plasma membrane integrity. These data further our understanding of HAdV vaccine immunogenicity and may provide pathways to extend the efficacy |
format |
Bài trích |
author |
Karsten, Eichholz Tuan, Hiep Tran Coraline ,Chéneau Tran, Thi Thu Phuong Océane, Paris Martine, Pugniere Eric, J. Kremer |
author_facet |
Karsten, Eichholz Tuan, Hiep Tran Coraline ,Chéneau Tran, Thi Thu Phuong Océane, Paris Martine, Pugniere Eric, J. Kremer |
author_sort |
Karsten, Eichholz |
title |
Adenovirus-α-Defensin Complexes Induce NLRP3-Associated Maturation of Human Phagocytes via Toll-Like Receptor 4 Engagement |
title_short |
Adenovirus-α-Defensin Complexes Induce NLRP3-Associated Maturation of Human Phagocytes via Toll-Like Receptor 4 Engagement |
title_full |
Adenovirus-α-Defensin Complexes Induce NLRP3-Associated Maturation of Human Phagocytes via Toll-Like Receptor 4 Engagement |
title_fullStr |
Adenovirus-α-Defensin Complexes Induce NLRP3-Associated Maturation of Human Phagocytes via Toll-Like Receptor 4 Engagement |
title_full_unstemmed |
Adenovirus-α-Defensin Complexes Induce NLRP3-Associated Maturation of Human Phagocytes via Toll-Like Receptor 4 Engagement |
title_sort |
adenovirus-α-defensin complexes induce nlrp3-associated maturation of human phagocytes via toll-like receptor 4 engagement |
publisher |
American Society for Microbiology |
publishDate |
2022 |
url |
https://journals.asm.org/doi/10.1128/jvi.01850-21 https://dlib.phenikaa-uni.edu.vn/handle/PNK/5735 https://doi.org/10.1128/jvi.01850-21 |
_version_ |
1751856313681313792 |
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8.891145 |