Parasite Killing of Leishmania (V) braziliensis by Standardized Propolis Extracts

Figure 5

Transmission electron microscopy of ultrastructural changes and cell death in L. (V) braziliensis promastigotes. Parasites were treated with either medium alone or dry, alcoholic, or glycolic extracts of propolis (50 μg/mL) for 96 h. Nucleus (N). Flagellum (F). Scale bars represent 1 μm.