title: Selection of pyrimethamine resistant strain of Plasmodium berghei.
mesh_terms: D000818:Animals; D004352:Drug Resistance, Microbial; D010962:Plasmodium berghei / Q000187:drug effects*; D011739:Pyrimethamine / Q000494:pharmacology*; D051381:Rats
chemical_list: D011739:Pyrimethamine