“…These alkaloids can be classified into four types, namely, matrine‐type, cytisine‐type, aloperine‐type and sparteine‐type alkaloids [1,2,4–8] . In particular, matrine‐type alkaloids exhibit a wide range of activities, including anti‐inflammatory, [2,4,5,8–11] antiviral, [1,4–6,8] antitumor, [4,5,8,12–14] antibacterial, [8] antifibrosis, [5] anti‐arrhythmia [15] and immunosuppressive [5] . In China, some matrine‐type alkaloids, such as matrine and oxymatrine, have been used for the treatment of inflammation, hepatitis B and cancer in the clinic [4,6,9–11,16] .…”