Park B, Sung B, Yadav VR, Cho SG, Liu M, Aggarwal BB. 2011. Acetyl-11-keto-β-boswellic acid suppresses invasion of pancreatic cancer cells through the downregulation of CXCR4 chemokine receptor expression. Int J Cancer. 2011 Jul 1; 129(1):23-33. doi: 10.1002/ijc.25966. Epub 2011 Mar 29. PMID: 21448932