PST content of A. tamarense cells after 48h exposure to live copepod and/or waterborne cues.
Differences in PST content are denoted in percentage compared to that of the control. Bars are grouped according to the respective copepod species tested. The first bar of each group represents the treatment with copepods, the second bar represents the treatment with the copepod waterborne cues and the third bar represents the control treatment (n = 3 each). Bars marked with asterisks show a significant higher PST content compared to the control (ANOVA, p<0.05).