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Asexual stages of P. vivax cultured parasites. (A) Mature schizont releasing merozoites and a ring stage parasite, (B) young, highly ameboid, maturing trophozoite, (C) mature trophozoite in a distorted erythrocyte, (D) immature schizont containing two nuclei, (E) multinucleated schizont, (F) mature schizont in an intact erythrocyte. (×990.)
