Electron micrograph of a cryosection of freshly isolated merozoites reacted with a 1:1,500 dilution of rabbit antiserum against isolated 80 kDa merozoite antigen followed by labeling of the immune complex with protein-A/gold colloidal gold. Bar=0.5 mm. The 80 kDa ia a proteolytic product of MSP-1.

Heidrich HG, Matzner M, Miettinen-Baumann A, Strych W. Immunoelectron microscopy shows that the 80,000-dalton antigen of Plasmodium falciparum merozoites is localized in the surface coat. Z Parasitenkd. 1986 72:681-3.