Brazilian Green Propolis: Effects In Vitro and In Vivo on Trypanosoma cruzi

Table 1

Values of IC₅₀ (μg mL⁻¹) for the effect of Et-Bra on the proliferative forms of T. cruzi.

Days of treatment	Epimastigotes	Intracellular amastigotes	Extracellular amastigotes
1	347.8 ± 31.7^a	38.5 ± 4.6^b	18.7 ± 3.2
2	234.5 ± 18.2	16.7 ± 3.0	—
3	218.3 ± 26.4	11.3 ± 2.35	—
4	149.0 ± 4.6	8.5 ± 1.8	—

Dash indicates not determined.
^aMean ± SD of three independent experiments.
^bValues based on the number of parasites/infected macrophage.