In the in vitro studies, AMS was shown to impair the
growth of A. pleuropneumoniae type 9 (CVI 1.23) (Figs. 1
and 2). Although AMS was reported to have an immunestimulating
effect (Kuttan, 2000), it had not been referred
to in terms of exerting antibacterial effects before. In
photometrical analysis of bacterial growth in liquid
medium, the rule ‘the higher the starting bacterial number,
the shorter the detection time of growth’ applies (