Figure 3From: Distribution of Rickettsia rickettsii in ovary cells of Rhipicephalus sanguineus (Latreille1806) (Acari: Ixodidae)Histological sections of the ovary of engorged females infected by R. rickettsia , stained using Giemsa. (A-E) Detail of oocytes in all the stages of development with the presence of the bacterium R. rickettsii in the cytoplasm (dotted circle). ch, chorion; gv, germinal vesicle; lu, lumen; nu, nucleus; p, pedicel; woc, ovarian wall cells.Back to article page