Antitrypanosomal and Anthelminthic Properties of Ethanol Extracts of Carica papaya Linn. and Ceiba pentandra (L) Gaertn.

Table 2

In vitro antitrypanosomal activities of crude extracts against T.b. brucei.

Plant species	IC50 (μg/mL)		Selectivity index
	T.b. brucei	Jurkat cell line
Coptis japonica	13.94
PPSe	23.32	9.89	0.42
PPLe	33.66	20.34	0.60
CPSe	11.70	6.24	0.53
CPLe	20.38	21.38	1.05

PPSe = ethanol extract of Carica papaya stem bark; PPLe = ethanol extract of C. papaya leaves; CPSe = ethanol extract of Ceiba pentandra stem bark; CPLe = ethanol extract of C. pentandra leaves; Coptis japonica = positive control.