The family Campanulaceae, of the order Asterales, contains nearly 2400 species in 84 genera of herbaceous plants, shrubs, and rarely small trees, often with
Platycoside A has hemolytic activity and adjuvant potential on the immune responses to Newcastle disease virus-based recombinant avian influenza vaccine. It induces the IgG and IgG1 antibody responses in the immunized mice.