4Watanabe E, Tanaka M. Determination of fish freshness with a biosensor system, in Bioinstrumentation and Biosensors [M]. Fifth Edition. Marcell Dekker New York Washington D.C.:CRC Press,1990,39-73.
5Carsol M A, Volpe G, Mascini M. Amperometric detection of Uric acid and hypoxanthine with Xanthine oxidase immobilized and carbon based screen-printed electrodel Application for fish freshness determination[J]. Talanta,1997, 44 (3): 2151-2159.
6Hirokazu O, Etsuo W. Flow systemfor fish freshness determination based on double multi-enzyme electrodes[J]. Biosensors and Bioelectronics, 2002,17(1) : 367-372.
7Alasalvar C, Taylor K D A, Oksuz A, et al. Freshness assessment of cultured sea bream (sparus aurata) by chemical, physical and sensory methods[J]. Food Chemistry,2001,4(72):33~40.
8Ghosh S, Sarker D, Misra T N. Development of an amperometric enzyme electrode biosensor for fish freshness detection[J]. Sensors and Actuators B,1998,53(3):58-62.
9Umana M, Waller J. Protein modified electrodes: The glucose oxidase: polypyrrole system [J]. Anal. Chem,1986,58(11):2 979-2 983.
10Foulds N C, Lowe C R. Enzyme entrapment in electrically conducting polymers [J]. J. Chem. Soc. Farady Trans I, 1986,82(4) : 1 259-1 264.