title: The challenge of malaria vaccine: trials and tribulations.
mesh_terms: D000818:Animals; D000906:Antibodies / Q000032:analysis; D000953:Antigens, Protozoan / Q000276:immunology; D000954:Antigens, Surface / Q000276:immunology; D002986:Clinical Trials as Topic; D006801:Humans; D008288:Malaria / Q000517:prevention & control*; D008297:Male; D010963:Plasmodium falciparum / Q000276:immunology; D015800:Protozoan Proteins; D014611:Vaccination; D014612:Vaccines / Q000145:classification
chemical_list: D000906:Antibodies; D000953:Antigens, Protozoan; D000954:Antigens, Surface; D015800:Protozoan Proteins; D014612:Vaccines; C041595:circumsporozoite protein, Protozoan