Effects of Se derivatives 8, 10, 11, 15, 45, and 48 on the rates of infection by and growth rates of L. infantum. (A, B) Rates of infection; (C, D) mean numbers of amastigotes of L. infantum per infected J774.2 macrophage cell (when the compounds were tested at the IC25). Values are the means from three separate experiments. Gluc., Glucantime (meglumine antimonate).