Antiviral 2 Antiviral Agents 2 Curvularia pallescens 2 Fungal metabolites 2 Herpes simplex virus type 1 2 Mitosporic Fungi 2 Vesicular stomatitis virus 2 alpha,beta dehydrocurvularin 2 antiviral activity 2 article 2 curvularia pallescens 2 curvularia pallescens extract 2 cytotoxicity 2 herpes simplex virus 1 2 high performance liquid chromatography 2 hyphomycetes 2 natural product 2 nonhuman 2 purification 2 thin layer chromatography 2 unclassified drug 2 vero cell 2 vesicular stomatitis virus 2