Measuring polyphenol oxidase activity in a wheat breeding program

Canadian Journal of Plant Science

Volumn 79, Issue 4, 1999, Pages 507-514

  McCaig, T N ^a   Fenn, D Y K ^b   Knox, R E ^a   DePauw, R M ^a   Clarke, J M ^a   McLeod, J G ^a  

^a SWIFT CURRENT RESEARCH AND DEVELOPMENT CENTRE   (Canada)

^b SASKATOON RESEARCH CENTRE   (Canada)

Author keywords

Catechol; Polyphenol oxidase; Triticum sp.; Tyrosine; Wheat

Indexed keywords

CATECHOL; CATECHOL OXIDASE; ENZYME ACTIVITY; ENZYME ASSAY; ENZYME SUBSTRATE; GENOTYPE; GENOTYPIC VARIATION; GERMINATION; PLANT BREEDING; TYROSINE;

TRITICOSECALE; TRITICUM; TRITICUM AESTIVUM; TRITICUM SP.;

EID: 0033387624     PISSN: 00084220     EISSN: None     Source Type: Journal    
DOI: 10.4141/P98-135     Document Type: Article

References (21)

1. Baik, B.-K., Czuchajowska, Z. and Pomeranz, Y. 1994. Comparison of polyphenol oxidase activities in wheats and flours from Australian and U. S. cultivars. Cereal Chem. 72: 198-205.
2. Baik, B.-K., Czuchajowska, Z. and Pomeranz, Y. 1995. Discoloration of dough for Oriental noodles. Cereal Chem. 72: 198-205.
3. Bell, A. A. 1981. Biochemistry of disease resistance. Ann. Rev. Plant Physiol. 32: 21-81.
4. Bernier, A. M. and Howes, N. K. 1994. Quantification of variation in tyrosinase activity among durum and common wheat cultivars. J. Cereal Sci. 19: 157-159.
5. Edwards, R. A., Ross, A. S., Mares, D. J., Ellison, F. W. and David Tomlinson, J. 1989. Enzymes from rain-damaged and laboratory-germinated wheat I. Effects on product quality. J. Cereal Sci. 10: 157-167.
6. Garcia-Canovas, F., Tudela, J., Martinez-Madrid, C., Varon, R., Garcia-Carmona, F. and Lozano, J. A. 1987. Kinetic study on the suicide inactivation of tyrosinase induced by catechol. Biochim. Biophys. Acta 912: 417-423.
7. Gauillard, F., Richard-Forget, F. and Nicolas, J. 1993. New spectrophotometric assay for polyphenol oxidase activity. Anal. Biochem. 215: 59-65.
8. Hatcher, D. W. and Kruger, J. E. 1993. Distribution of polyphenol oxidase in flour millstreams of Canadian common wheat classes milled to three extraction rates. Cereal Chem. 70: 51-55.
9. Knox, R. E., DePauw, R. M., McCaig, T. N., Clarke, J. M., McLeod, J. G. and Fernandez, M. R. 1995. AC Karma white spring wheat. Can. J: Plant Sci. 75: 899-901.
10. Kruger, J. E. 1976. Changes in the polyphenol oxidases of wheat during kernel growth and maturation. Cereal Chem. 53: 201-213.
11. Kruger, J. E., Hatcher, D. W. and Depauw, R. M. 1994. A whole seed assay for polyphenol oxidase in Canada Prairie Spring wheats and its usefulness as a measure of noodle darkening. Cereal Chem. 71: 324-326.
12. Kruger, J. E., Matsuo, R. R. and Preston, K. 1992. A comparison of methods for the prediction of Cantonese noodle colour. Cereal Chem. 72: 1021-1029.
13. Marsh, D. R. and Gaillard, T. 1986. Measurement of polyphenol oxidase activity in wheat-milling fractions. J. Cereal Sci. 4: 241-248.
14. SAS Institute, Inc. 1990. SAS/STAT user's guide. Vol. 2. Version 6. 4th ed. SAS Institute, Inc., Cary, NC. 846 pp.
15. Singh, R., and Sheoran, I. S. 1972. Enzymic browning of whole wheat meal flour. J. Sci. Food Agric. 23: 121-125.
16. Snedecor, G. W. and Cochran, W G. 1980. Statistical methods. 7th ed. The Iowa State University Press, Ames, IA. pp. 45-50.
17. Stauffer, C. E. 1987. Oxidases. Pages 239-263 in Enzymes and their role in cereal technology. J. Kruger, D. Lineback, and C. Stauffer, eds. AACC, Inc., St. Paul, MN.
18. Steel, R. G. D. and Torrie, J. H. 1980. Principles and procedures of statistics. 2nd ed. McGraw-Hill Book Company, New York, NY. p 120.
19. Taneja, S. R., Abrol, Y. P. and Sachar, R. C. 1974. Modulation of o-diphenolase and monophenolase enzymes during wheat grain development. Cereal Chem. 51: 457-465.
20. Tikoo, S., Singh, J. P. Abrol, Y. P. and Sachar, R. C. 1973. Studies on polyphenol oxidase in wheat grains. Cereal Chem. 50: 520-528.
21. Vadlamani, K. R. and Seib, P. A. 1996. Reduced browning in raw Oriental noodles by heat and moisture treatment of wheat. Cereal Chem. 73: 88-95.