Plumbagin inhibits invasion and migration of breast and gastric cancer cells by downregulating the expression of chemokine receptor CXCR4 oleh Bist Pradeep, Ramesh Bhargavi, Kapoor Shweta, Vali Shireen, Swamy Shivananju, Kannaiyan Radhamani, Hay Hui, Ramachandran Lalitha, Li Feng, Rajendran Peramaiyan, Shanmugam Muthu K, Manu Kanjoormana, Koay Evelyn S, Lim Lina HK, Ahn Kwang, Kumar Alan, Sethi Gautam