Cancer stem cells and macrophages: Implications in tumor biology and therapeutic strategies

This work was supported by a Ramón y Cajal Merit Award from the Ministerio de Economía y Competitividad, Spain (Bruno Sainz Jr.), a Clinic and Laboratory Integration Program (CLIP) grant from the Cancer Research Institute, NY (Bruno Sainz Jr.), and an NIH/NCI R00 (CA154605, Heather L. Machad