Pre‐clinical evidences for the efficacy of tryptanthrin as a potent suppressor of skin cancer

Objective Clinical trials have demonstrated the efficacy of indigo naturalis, a traditional Chinese medicine ingredient, against psoriasis, a skin disease characterized by keratinocyte hyperproliferation and inflammation. The present study investigates the efficacy of tryptanthrin, a bioactive compound in indigo naturalis, against non‐melanoma skin cancer (NMSC) and the signalling events involved. Methods Efficacy of tryptanthrin against NMSC...