COVID-19 and helminth infection: Beyond the Th1/Th2 paradigm.

PLoS Negl Trop Dis

Department of Pathology, Molecular and Cell-Based Medicine, Icahn School of Medicine at Mount Sinai, New York, New York, United States of America.

Published: May 2021

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8143422PMC
http://dx.doi.org/10.1371/journal.pntd.0009402DOI Listing

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Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the causative agent of coronavirus disease 2019 (COVID-19), remains a significant threat to global public health. Immunopathological damage plays a role in driving pneumonia, acute respiratory distress syndrome (ARDS), and multiorgan failure in severe COVID-19. Therefore, dissecting the pulmonary immune response to SARS-CoV-2 infection is critical to understand disease pathogenesis and identify immune pathways targetable by therapeutic intervention.

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  • The COVID-19 pandemic has had severe health and economic impacts globally, with vaccination being crucial for control, especially in regions with high rates of helminth infections, which could affect vaccine responses.
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  • Despite widespread vaccination, a significant portion of those vaccinated had low anti-S1 IgG antibody levels, indicating that helminth infections might reduce vaccine efficacy among individuals with moderate to heavy infections.
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