Fig. 3From: Absence of Plasmodium inui and Plasmodium cynomolgi, but detection of Plasmodium knowlesi and Plasmodium vivax infections in asymptomatic humans in the Betong division of Sarawak, Malaysian BorneoRepresentative photographs of P. knowlesi life stages observed in Giemsa-stained thick blood films from 5 persons: a, b from A008E; c from D001B, d from C028C, e from C031C and f from H011B. With the exception of the photograph labeled b (schizont stage), only the ring form of the parasite was observed (photographs labeled a–f)Back to article page