52 citations
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August 2021 in “Microorganisms” This review observes higher ACE2 expression in myocardial and lung tissues of heart failure and COPD patients but finds no link between RAAS inhibitors and COVID-19 severity.
5 citations
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December 2021 in “Scientific Reports” In this study, researchers found that in mice, gonadal hormones and biological sex do not affect the expression of SARS-CoV-2 entry proteins ACE-2 and TMPRSS-2 in the respiratory tract, regardless of disease state.
185 citations
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August 2020 in “Mayo Clinic Proceedings” This review discusses biological sex differences in COVID-19 outcomes and reports no new clinical results; it identifies a need for studies to clarify how sex influences disease progression.
9 citations
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March 2021 in “Hormones” This review discusses how COVID-19 may affect gonadal function and potential gender differences, but reports no clinical results; it highlights possible mechanisms and new treatment approaches from recent literature.
This study found that BCG injection in COVID-19 convalescent adults reduced long COVID symptoms like hearing and cognitive issues but also led to increased hair loss in women at six months.