4John ALott. Study on diseases of the gwt and pancreas[J].Chin Chim Acta, 1981,113:281
5Massey TH. Efficiency in the diagnosis of acute pancreatitis increased by improved electrophoresis os amylase isoenzyme P3 on cellulose acetate[J]. Clini Chem, 1985,1:70
6B.M. Krohn á G. F. Barry á G. M. Kishore An isoamylase with neutral pH optimum from a Flavobacteriumspecies:cloning, characterization and expression of the iamgene Mol Gen Genet [ J ]. Biosci Bjotech Biochem, 1997, 254: 469 ~478
7Ashton, G. C. A genetic mechamism for thread - protein polymorphism in cattle[J]. Nature, 1958, 182: 65 ~ 66
8Ashton, G. C. Serum amylase( thread protein) polymorphism in cattle[J]. Genetics, 1965, 51(3) :431~437