Optimization of conditions for the enzymatic hydrolysis of phytoestrogen conjugates in urine and plasma

Analytical Biochemistry

Volumn 341, Issue 2, 2005, Pages 220-229

  Taylor, James I ^a   Grace, Philip B ^a,b   Bingham, Sheila A ^a  

^a WELLCOME TRUST SANGER INSTITUTE   (United Kingdom)

^b LGC   (United Kingdom)

Author keywords

Enzymatic hydrolysis; Enzyme optimization; Isoflavones; LC MS; Lignans; Phytoestrogen analysis; Phytoestrogens

Indexed keywords

ENZYME ACTIVITY; ESCHERICHIA COLI; FLAVONOIDS; MIXTURES;

ISOFLAVONES; LC/MS; LIGNANS; PHYTOESTROGENES; PHYTOESTROGENS;

ENZYMATIC HYDROLYSIS;

BETA GLUCURONIDASE; CARBON 13; DAIDZEIN; ENTERODIOL; ENTEROLACTONE; EQUOL; GENISTEIN; GLYCITEIN; ISOFLAVONE; LIGNAN; O NORANGOLENSIN; PHYTOESTROGEN; SULFATASE; UNCLASSIFIED DRUG;

ACIDITY; ANALYTIC METHOD; ARTICLE; CONJUGATE; CONTAMINATION; CONTROLLED STUDY; ENZYME ACTIVITY; ESCHERICHIA COLI; EXTRACELLULAR MATRIX; HELIX POMATIA; HUMAN; ISOTOPE LABELING; LIQUID CHROMATOGRAPHY; MASS SPECTROMETRY; PLASMA; PRIORITY JOURNAL; PROTEIN HYDROLYSIS; QUANTITATIVE ASSAY; SPIKE; STANDARD; TEMPERATURE; URINE;

ESCHERICHIA COLI; HELIX POMATIA;

EID: 19444373834     PISSN: 00032697     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ab.2005.03.053     Document Type: Article

References (29)

1. P.H.M. Peeters, L. Keinan-Boker, Y.T. van der Schouw, and D.E. Grobbee Phytoestrogens and breast cancer risk: review of the epidemiological evidence Breast Cancer Res. Treat. 77 2003 171 183
2. S. Barnes Phytoestrogens and breast cancer Baillieres Clin. Endocrinol. Metab. 12 1998 559 579
3. K. Griffiths, L. Denis, A. Turkes, and M.S. Morton Phytoestrogens and diseases of the prostate gland Baillieres Clin. Endocrinol. Metab. 12 1998 625 647
4. L.U. Thompson Experimental studies on lignans and cancer Baillieres Clin. Endocrinol. Metab. 12 1998 691 705
5. H. Adlercreutz, W. Mazur, K. Stumpf, A. Kilkkinen, P. Pietinen, K. Hulten, and G. Hallmans Food containing phytoestrogens and breast cancer BioFactors 12 2000 89 93
6. H. Adlercreutz Phyto-oestrogens and cancer Lancet Oncol. 3 2002 364 373
7. M. Messina, and B. Flickinger Hypothesized anticancer effects of soy: evidence points to isoflavones as the primary anticarcinogens Pharm. Biol. 40 2002 6 23
8. A. Stark, and Z. Madar Phytoestrogens: a review of recent findings J. Pediatr. Endocrinol. Metab. 15 2002 561 572
9. P.B. Grace, J.I. Taylor, Y.L. Low, R.N. Luben, A.A. Mulligan, N.P. Botting, M. Dowsett, A.A. Welch, K.T. Khaw, N.J. Wareham, N.E. Day, and S.A. Bingham Phytoestrogen concentrations in serum and spot urine as biomarkers for dietary phytoestrogen intake and their relation to breast cancer risk in European prospective investigation of cancer and nutrition-Norfolk Cancer Epidemiol. Biomarkers Prev. 13 2004 698 708
10. M.S. Anthony Phytoestrogens and cardiovascular disease: where's the meat? Arterioscl. Thromb. Vasc. Biol. 22 2002 1245 1247
11. T.B. Clarkson, and M.S. Anthony Phytoestrogens and coronary heart disease Baillieres Clin. Endocrinol. Metab. 12 1998 589 604
12. E.D. Lephart, T.W. West, K.S. Weber, R.W. Rhees, K.D.R. Setchell, H. Adlercreutz, and T.D. Lund Neurobehavioral effects of dietary soy phytoestrogens Neurotoxicol. Teratol. 24 2002 5 16
13. P. Albertazzi Purified phytoestrogens in postmenopausal bone health: is there a role for genistein? Climacteric 5 2002 190 196
14. G.E. Joannou, G.E. Kelly, A.Y. Reeder, M. Waring, and C. Nelson A urinary profile study of dietary phytoestrogens: the identification and mode of metabolism of new isoflavonoids J. Steroid Biochem. Mol. Biol. 54 1995 167 184
15. J.J.B. Anderson, and S.C. Garner The effects of phytoestrogens on bone Nutr. Res. 17 1997 1617 1632
16. B.H. Arjmandi, and B.J. Smith Soy isoflavones' osteoprotective role in postmenopausal women: mechanism of action J. Nutr. Biochem. 13 2002 130 137
17. M. Yamaguchi Isoflavone and bone metabolism: its cellular mechanism and preventive role in bone loss J. Health Sci. 48 2002 209 222
18. J. Eden Phytoestrogens and the menopause Baillieres Clin. Endocrinol. Metab. 12 1998 581 587
19. 3]isoflavone internal standards Anal. Biochem. 309 2002 158 172
20. C.O. Cimino, S.R. Shelnutt, M.J.J. Ronis, and T.M. Badger An LC-MS method to determine concentrations of isoflavones and their sulfate and glucuronide conjugates in urine Clin. Chim. Acta 287 1999 69 82
21. A.A. Franke, L.J. Custer, L.R. Wilkens, L. Le Marchand, A.M.Y. Nomura, M.T. Goodman, and L.N. Kolonel Liquid chromatographic-photodiode array mass spectrometric analysis of dietary phytoestrogens from human urine and blood J. Chromatogr. B 777 2002 45 59
22. C.L. Holder, M.I. Churchwell, and D.R. Doerge Quantification of soy isoflavones, genistein, and daidzein, and conjugates in rat blood using LC/ES-MS J. Agric. Food Chem. 47 1999 3764 3770
23. P.B. Grace, J.I. Taylor, N.P. Botting, T. Fryatt, M.F. Oldfield, and S.A. Bingham Quantification of isoflavones and lignans in urine using gas chromatography/mass spectrometry Anal. Biochem. 315 2003 114 121
24. P.B. Grace, J.I. Taylor, N.P. Botting, T. Fryatt, M.F. Oldfield, N. Al-Maharik, and S.A. Bingham Quantification of isoflavones and lignans in serum using isotope dilution liquid chromatography/tandem mass spectrometry Rapid Commun. Mass Spectrom. 17 2003 1350 1357
25. C. Dou, J.S. Bournique, M.K. Zinda, M. Gnezda, A.J. McNally, and S.J. Salamone Comparison of the rates of hydrolysis of lorazepam-glucuronide, oxazepam-glucuronide, and temazepam-glucuronide catalysed by E. coli: β-d-glucuronidase using the on-line benzodiazepine screening immunoassay on the Roche/Hitachi 917 analyzer J. Forensic Sci. 46 2001 335 340
26. K.D.R. Setchell, N.M. Brown, L. Zimmer-Nechemias, W.T. Brashear, B.E. Wolfe, A.S. Kirschner, and J.E. Heubi Evidence for lack of absorption of soy isoflavone glycosides in humans, supporting the crucial role of intestinal metabolism for bioavailability Am. J. Clin. Nutr. 76 2002 447 453
27. H. Shibasaki, C. Tanabe, T. Furuta, and Y. Kasuya Hydrolysis of conjugated steroids by the combined use of β-glucuronidase preparations from Helix pomatia and Ampullaria: determination of urinary cortisol and its metabolites Steroids 66 2001 795 801
28. L. Valentin-Blasini, B.C. Blount, H.S. Rogers, and L.L. Needham HPLC-MS/MS method for the measurement of seven phytoestrogens in human serum and urine J. Exposure Anal. Environ. Epidemiol. 10 2000 799 807
29. A.A. Franke, and L.J. Custer Daidzein and genistein concentrations in human milk after soy consumption Clin. Chem. 42 1996 955 964