New monoclonal antibodies to the Plasmodium falciparum FIKK4.2 kinase are now available. A recent gift from Dr. Odile Mercereau-Puijalon, these antibodies recognise the R45 antigen, now known as FIKK4.2. See Kats et al., (2014) International Journal for Parasitology 44: 319–328.