Pham, Kien, Do Huynh, Le Le, Daniel Delitto, Lei Yang, Jing Huang, Yibin Kang, et al. (2020) 2020. “E-Cigarette Promotes Breast Carcinoma Progression and Lung Metastasis: Macrophage-Tumor Cells Crosstalk and the Role of CCL5 and VCAM-1”. Cancer Lett 491: 132-45. doi:10.1016/j.canlet.2020.08.010.

Lu, Xin, Euphemia Mu, Yong Wei, Sabine Riethdorf, Qifeng Yang, Min Yuan, Jun Yan, et al. (2011) 2011. “VCAM-1 Promotes Osteolytic Expansion of Indolent Bone Micrometastasis of Breast Cancer by Engaging α4β1-Positive Osteoclast Progenitors.”. Cancer Cell 20 (6): 701-14. doi:10.1016/j.ccr.2011.11.002.