The joint effects of sulfonamides and their potentiator on Photobacterium phosphoreum: Differences between the acute and chronic mixture toxicity mechanisms

► The antagonistic effect between SAs and TMP in acute test. ► The synergistic effect between SAs and TMP in chronic test. ► The different protein receptors of SAs in acute and chronic toxicity. ► The different concentrations of SA-binding-receptor in acute and chronic toxicity.