Characterization of a chimeric plasminogen activator consisting of amino acids 1 to 274 of tissue-type plasminogen activator and amino acids 138 to 411 of single-chain urokinase-type plasminogen activator - Lijnen, H R; Nelles, L; Van, Hoef B; Demarsin, E; Collen, D (J Biol Chem, 1988)