
Keywords: Pgp، P-glycoprotein; PVC, polyvinyl chloride; TBT, tributyltin; DBT, dibutyltin; IC50, half inhibitory concentration; MDR, multidrug resistance; Pgp, P-glycoprotein; PEG, polyethylene glycol; GI50, growth inhibition 50%; ID50, the half-inhibition dose; NSAIDs, non-steroidal a