in vitro Transfection Reagents. jetOPTIMUS® DNA Transfection Reagent. jetPRIME® DNA and siRNA Transfection Reagent. INTERFERin® siRNA and miRNA Transfection Reagent. jetMESSENGER™ mRNA Transfection Reagent. PULSin® protein Delivery Reagent. jetPEI®-Hepatocyte DNA Transfection Reagent.