Characterization of de novo folate synthesis in Pneumocystis carinii and Toxoplasma gondii: potential for screening therapeutic agents.
Kovacs JA, Allegra CJ, Beaver J, Boarman D, Lewis M, Parrillo JE, Chabner B, Masur H. Characterization of de novo folate synthesis in Pneumocystis carinii and Toxoplasma gondii: potential for screening therapeutic agents. J Infect Dis. 1989 Aug; 160(2):312-20.