3D electron microscopy of macrophage infected by bacteria (blue) showing lipid droplets (green) and the cell surface (pink). Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy ...

tip of an electrochemical nanosensor positioned at the invagination of the phagocytal sac of a RAW 264.7 mouse macrophage after 12 h of inhibited phagocytosis; scale bar, 10 μm.