Table 1.

CC₅₀ values of methanolic and aqueous extracts of garlic on peritoneal macrophage cells and their IC₅₀ and selectivity index (SI) values against promastigote forms of L. tropica

Samples	ICc50 (μg/ml)	CCb50 (μg/ml)	SId
Methanolic extract	12.3 ± 1.15	291.4 ± 3.08	23.7
Aqueous extract	19.2 ± 2.51	348.2 ± 4.6	18.1
MAa	15.4 ± 2.51	283.6 ± 4.6	18.4

Data are expressed as the mean ± SD (n = 3)

^aMeglumine antimoniate (MA, Glucantime) as a control drug

^bConcentration of extracts that caused 50 % mortality in BALB/c mice peritoneal macrophages

^cConcentration of extracts that caused 50 % inhibitory in promastigote forms of L. tropica

^dSelectivity index (CC₅₀/IC₅₀)