SARS-CoV-2 infection activates inflammatory macrophages in vascular immune organoids

Chiu Wang Chau, Alex To, Rex K.H. Au-Yeung, Kaiming Tang, Yang Xiang, Degong Ruan, Lanlan Zhang, Hera Wong, Shihui Zhang, Man Ting Au, Seok Chung, Euijeong Song, Dong-Hee Choi, Pentao Liu, Shuofeng Yuan, Chunyi Wen (Corresponding Author), Ryohichi Sugimura (Corresponding Author)

Research output: Journal article publicationJournal articleAcademic researchpeer-review

4 Citations (Scopus)

Abstract

SARS-CoV-2 provokes devastating tissue damage by cytokine release syndrome and leads to multi-organ failure. Modeling the process of immune cell activation and subsequent tissue damage is a significant task. Organoids from human tissues advanced our understanding of SARS-CoV-2 infection mechanisms though, they are missing crucial components: immune cells and endothelial cells. This study aims to generate organoids with these components. We established vascular immune organoids from human pluripotent stem cells and examined the effect of SARS-CoV-2 infection. We demonstrated that infections activated inflammatory macrophages. Notably, the upregulation of interferon signaling supports macrophages’ role in cytokine release syndrome. We propose vascular immune organoids are a useful platform to model and discover factors that ameliorate SARS-CoV-2-mediated cytokine release syndrome.
Original languageEnglish
JournalScientific Reports
DOIs
Publication statusPublished - 16 Apr 2024

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