Representative phase images, area, and dry mass distributions of different leukocyte types. a, Representative phase images for each leukocyte type. b, c, Area and dry mass distributions for all the leukocyte types in the dataset. Monocytes (red), granulocytes (green), B lymphocytes (blue), T lymphocytes (orange), CD4 cells (light blue) and CD8 cells (purple). Scalebar: 5 μm.