Folate assay of foods by traditional and tri-enzyme treatments using cryoprotected Lactobacillus casei

Food Chemistry

Volumn 71, Issue 4, 2000, Pages 545-552

  Shrestha, Ashok K ^a   Arcot, Jayashree ^a   Paterson, Janet ^a  

^a UNIVERSITY OF NEW SOUTH WALES   (Australia)

Author keywords

Cryoprotected culture; Folates; Lactobacillus casei; Tri enzyme extraction

Indexed keywords

CRYOPROTECTIVE AGENT; FOLIC ACID; GAMMA GLUTAMYL HYDROLASE;

ARTICLE; BACTERIUM CULTURE; CONTROLLED STUDY; ENZYME THERAPY; FOOD ANALYSIS; FOOD CONTROL; LACTOBACILLUS CASEI; NONHUMAN;

GALLUS GALLUS; LACTOBACILLUS CASEI; SPINACIA OLERACEA;

EID: 0033829155     PISSN: 03088146     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0308-8146(00)00210-7     Document Type: Article

References (28)

1. Aiso K., Tamura T. Tri-enzyme treatment for food folate analysis: optimum pH and incubation time for α-amylase and protease treatments. Journal of Nutritional Science and Vitaminology. 44:1998;361-370.
2. Association of Official Analytical Chemists. (1995). Folic acid (pteroyl-monoglutamic acid) in vitamin preparations, microbiological methods. In Official methods of analysis (16th ed.). Gaithersburg, MD: author.
3. Begum, S., Paterson, J. L., & Arcot, J. (1997). Fortification of pasta with folic acid. In Proceedings of the Nutritional Society of Australia (pp. 50). 21st Annual Scientific Meeting, Brisbane, Australia.
4. Birktoft J.J., Breddam K. Glutamyl endopeptidases. Methods in Enzymology. 244:1994;114-126.
5. Cerna L., Kas J. New conception of folacin assay in starch or glycogen containing food samples. Nahrung. 10:1983;957-964.
6. Czeizel A.E., Dudas I. Prevention of the first occurrence of neural tube defects by periconceptional vitamin supplementation. New England Journal of Medicine. 327:1992;1832-1835.
7. DeSouza S., Eitenmiller R. Effects of different enzyme treatments on extraction of total folate from various foods prior to microbiological assay and radioassay. Journal of Micronutrient Analysis. 7:1990;37-57.
8. Goli D.M., Vanderslice J.T. Investigation of the conjugase treatment procedure in the microbiological assay of folate. Food Chemistry. 43:1992;57-64.
9. Grosswicz N., Waxman S., Schreiber C. Cryoprotected Lactobacillus casei: an approach to standardization of microbiological assay of folic acid in serum. Clinical Chemistry. 27(5):1981;745-747.
10. Hawke J.G., Villota R. Folates in foods. reactivity, stability during processing and nutritional implications Critical Reviews in Food Science and Nutrition. 28(6):1989;439-539.
11. Keagy, P. M. (1985). Folacin-microbiological and animal assay. In Methods of vitamin assay. J, Augustin, B. P., Klein, D. Becker, & P. Venugopal. (4th ed. pp. 445-463). New York: John Wiley & Sons.
12. Kirsch A.J., Chen T.S. Comparison of conjugase treatment procedures in the microbiological assay for food folacin. Journal of Food Science. 49:1984;94-98.
13. Klein B.P., Kuo C.H.Y. Comparison of microbiological and radiometric assays for determining total folacin in spinach. Journal of Food Science. 46:1981;552-554.
14. Lakshmaiah N., Ramasastri B.V. Folic acid from plasma-I. Partial purification and properties. International Journal of Vitamin and Nutrition Research. 45:1975;183-193.
15. Lakshmaiah N., Ramasastri B.V. Folic acid from plasma-III. Partial purification and properties. International Journal of Vitamin and Nutrition Research. 45:1975;194-200.
16. Livant E.J., Tamura T., Johnston K.E., Vaughn W.H., Bergman S.M., Forehand J., Walthaw J. Plasma folate conjugase activities and folate concentration in patients receiving hemodialysis. Journal of Biochemistry. 5:1994;504-507.
17. Lund, W. (1994). Pharmaceutical codex. Principles and practice of pharmaceuticals. (12th ed. pp. 73-75). London: Pharmaceutical press.
18. Martin J.I., Landen W.I. Jr., Soliman A.G.M. Application of a tri-enzyme extraction for total folate determination in foods. Journal of the Association of Official Analytical Chemists. 73(5):1990;805-808.
19. Prevention of neural tube defects: results of the Medical Research Council Vitamin Study. Lancet. 338:1991;131-137.
20. Pederson J.C. Comparison of γ-glutamyl hydrolase (conjugase; EC 3.4.22.12) and amylase treatment procedures in the microbiological assay for food folates. British Journal of Nutrition. 59:1988;261-271.
21. Pffeifer C.M., Rogers L.M., Gregory III J.F. Determination of folate in cereal-grain food products using tri-enzyme extraction and combined affinity and reversed-phase liquid chromatography. Journal of Agricultural and Food Chemistry. 45:1997;407-413.
22. Phillips D.R., Wright A.J.A. Studies on the response of Lactobacillus casei to different folate monoglutamates. British Journal of Nutrition. 447(2):1982;183-189.
23. Rader J.I., Weaver C.M., Angyal G. Use of a microbiological assay with tri-enzyme extraction for measurement of pre-fortification levels of folates in enriched cereal-grain products. Food Chemistry. 62(4):1998;451-465.
24. Ruddick J.E., Vanderstoep J., Richards J.F. Folate level in food-a comparison of microbiological assay and radioassay methods for measuring folate. Journal of Food Science. 43:1978;1238-1241.
25. Selhub J., Jacqes P.F., Bostom A.G., D'Agostino R.B., Wilson P.W.F., Belenger A.J., O'Leary D.H., Wolf P.A., Schaeffer E.J., Rosenberg I.H. Association between plasma homocysteine concentrations and extracranial carotid-artery stenosis. New England Journal of Medicine. 332:1995;286-291.
26. Tamura T., Mizuno Y., Johnson K.E., Jacob R.A. Food folate assay with protease, α-amylase and folate conjugase treatments. Journal of Agricultural and Food Chemistry. 45:1997;135-139.
27. Tamura T. Determination of food folate. Nutritional Biochemistry. 9:1998;285-293.
28. Wilson S., Horne D.W. Use of glycerol-protected Lactobacillus casei for microbiological assay of folic acid. Clinical Chemistry. 28(5):1982;1198-2000.