ON THE COVER
Kemp et al. implanted polymer scaffolds into mice bearing pancreatic tumors and identified distinct tumor-associated macrophage and monocyte populations. Scaffolds are shown with tumor cells marked by CK19 (green), macrophages by F4/80 (red), fibroblasts by αSMA (pink), and nuclei by DAPI (blue).
Image © 2021 Kemp et al.