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THE PARASITE
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due course show it in their blood and develop corresponding clinical symptoms. And now many experiments, some of which have been alluded to, have clearly
Fig. 15.—Schema showing the human and mosquito cycles of the malaria parasite. Modified from Blanchard's diagram illustrating life cycle of Coccidium schubergi. (From the Malaria Number of the "Practitioner," March, 1901.)
A, Normal red cell; B, C, D, E, red cells containing amœbulæ or myzopods; F, G, H, sporocytes; I, young gametocyte; J′, K′, L′, M′, microgametocytes or male gametes; J′′, K′′, L′′, M′′, O, macrogametocytes or female gametes; N′, N′′, microgametes; P, travelling vermicule; Q, young zygote; R, S, zygotomeres: T, blastophore; U, mature zygote.
shown that a similar process occurs in the evolution of the malaria parasite. If a mosquito whose salivary glands contain malarial sporozoites bites a man, the sporozoites are introduced into the blood,
