↑ Retzios, A.D. and Markland, F.S., Jr.(1988).“A direct-acting fibrinolytic enzyme from the venom of Agkistrodon contortrix contortrix: effects on various components of the human blood coagulation and fibrinolysis systems”.Thromb. Res.52: 541–552.PMID3232124.
↑ Guan, A.L., Retzios, A.D., Henderson, G.N. and Markland, F.S., Jr.(1991).“Purification and characterization of a fibrinolytic enzyme from venom of southern copperhead snake (Agkistrodon contortrix contortrix)”.Arch. Biochem. Biophys.289: 197–207.PMID1898066.
↑ Randolph, A., Chamberlain, S.H., Chu, H.L.C., Retzios, A.D., Markland, F.S.(1992).“Jr. and Masiarz, F.R. Amino acid sequence of fibrolase, a direct-acting fibrinolytic enzyme from Agkistrodon contortrix venom”.Protein Sci.1: 590–600.PMID1304358.
↑ Loayza, S.L., Trikha, M., Markland, F.S., Riquelme, P. and Kuo, J.(1994).“Resolution of isoforms of natural and recombinant fibrolase, the fibrinolytic enzyme from Agkistrodon contortrix contortrix snake venom, and comparison of their EDTA sensitivities”.J. Chromatogr. B Biomed. Appl.662: 227–243.PMID7719479.
↑ Retzios, A.D. and Markland, F.S.(1994).“Fibrinolytic enzymes from the venoms of Agkistrodon contortrix contortrix and Crotalus basilicus basilicus: cleavage site specificity towards the α-chain of fibrin”.Thromb. Res.74: 355–367.PMID8085237.