Additional file 1 of Newcastle disease virus RNA-induced IL-1β expression via the NLRP3/caspase-1 inflammasome

Additional file 1: Specific detection of chicken IL-1β neutralizing antibody by Western blot. M: protein molecular weight standard; 1: pCAGGS empty vector, 2: chicken IL-1β protein, IL-1β neutralizing antibody was used as the primary antibody.