Video 1. The engulfment program broken into three steps: bead binding, engulfment initiation, and engulfment completion.

Download video file ^{(8.9MB, mp4)}

A macrophage infected with the DNA-CARγ (green) engulfs a 5 μm silica bead coated in a supported lipid bilayer (magenta) and functionalized with 4T origami pegboards. The movie is a maximum intensity projection of z-planes and depicts the bead binding, initiation, and completion steps of the engulfment process. Time is indicated at the top left, and scale bar denotes 5 μm.