Objective To purify and identify the randomly recombinant multiepitope protein M.RCAg-1 of Plasmodium falciparum vaccine.Methods The fermentation product of recombinant E.coli BL21(DE3)-M.RCAg-1 / pDS-ex was purified,then investigated for physic-chemical property and determined for reactogenicity by Western blot.BALB / c mice and New Zealand rabbits were immunized with M.RCAg-1 protein at various dosages,and determined for antibody titer in sera by indirect ELISA.The recognition of natural parasite antigen ...