Figure 3.

Quantification and characterization of captured cells. a, Quantification of bound cells at different cell loading numbers. b, Microscopic observation of bound Class II MHC+ cells. c, Quantification of captured A20 cells (murine Class II MHC+) on substrates with and without VHH7 immobilization. d, Capture of Raji cells (murine Class II MHC-negative). e, Immunofluorescence images of captured A20 cells stained with Alexa488-labeled anti-Class II MHC and DAPI.