it was found that these three drugs act against free merozoites , which are destroyed by bursting of the cell border ( i.e . pellicle ) , endoplasmic reticulum and internal organelles even after very short exposure times ( 20 min ) in media containing 1 ppm , 10 ppm or 100 ppm of these drugs .
C0007634
cell
C0014239
endoplasmic reticulum