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Upregulation of ACE2 and TMPRSS2 by particulate matter and idiopathic pulmonary fibrosis: a potential role in severe COVID-19.

Hsin-Hsien LiChen-Chi LiuTien-Wei HsuJiun-Han LinJyuan-Wei HsuAnna Fen-Yau LiYi-Chen YehShih-Chieh HungHan-Shui Hsu
Published in: Particle and fibre toxicology (2021)
These data suggested that risk of SARS-CoV-2 infection and COVID-19 disease severity increased by air pollution exposure and underlying IPF. It can be mediated through upregulating ACE2 and TMPRSS2 in pulmonary fibroblasts, and prevented by blocking the IL-8/CXCR1/2 pathway.
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