Fig. 3

a–d Dose–response curves of tested ES of Lucilia sericata larvae and Glucantime against Leishmania major promastigotes (half maximal inhibitory concentration; IC50) at 24 h, 48 h and 72 h. Area under the curve indicates the relationship between the number of parasites and the tested doses compared with the negative control. a Crude ES, b > 10-kDa ES, c < 10-kDa ES, d Glucantime