A Symphytum officinale root extract exerts anti-inflammatory properties by affecting two distinct steps of NF-kappaB signaling - Seigner, J; Junker-Samek, M; Plaza, A; DʼUrso, G; Masullo, M; Piacente, S; Holper-Schichl, Y M; de Martin, R (Front Pharmacol, 2019)