Heparan sulfate assists SARS-CoV-2 in cell entry and can be targeted by approved drugs in vitro
Descripción general
Resumen del artículo
This in vitro study found that heparan sulfate (HS), a molecule on the cell surface, helps SARS-CoV-2 enter cells. Several existing drugs, including mitoxantrone and a combination of raloxifene and tilorone, were shown to inhibit this HS-assisted viral entry in cell cultures.
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Think of the coronavirus like a burglar trying to break into a house (your cells). This study found a "doorknob" (heparan sulfate) the virus uses, and some medicines that might jam the lock.
Posibles conflictos de intereses
None identified. The study was funded by the Intramural Research Program of the National Institutes of Health.
Limitaciones identificadas
Explicación de la calificación
This is a well-designed in vitro study using multiple approaches to investigate a novel mechanism of SARS-CoV-2 entry. Identifying existing drugs that target this pathway offers promising therapeutic avenues. However, the in vitro nature and other limitations lower the rating, and further in vivo studies are crucial.
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