Combining virus-based affinity ultrafiltration method with serum pharmacochemistry to identify the antiviral pharmacodynamic substances in licorice

Liorice (Glycyrrhiza uralensis Fisch.), a widely used Chinese herbal medicine, is frequently employed in clinical practice to treat viral pneumonia. However, the pharmacodynamic substances and mechanisms of action responsible for its antiviral effects against H1N1 and RSV remain unclear.