Biomedical Engineering Reference
In-Depth Information
37. Knust U, Strowitzki T, Spiegelhalder B, Bartsch H, Owen RW (2007) Optimization of an
isotope dilution gas chromatography/mass spectrometry method for the detection of
endogenous estrogen metabolites in urine samples. Rapid Commun Mass Spectrom
21:2245-2254
38. Moon J, Jung H, Moon M, Chung B, Choi M (2008) Inclusion complex-based solid-phase
extraction of steroidal compounds with entrapped b-cycodextrin polymer. Steroids
73:1090-1097
39. Moon J, Kim K, Moon M, Chung B, Choi M (2011) A novel GC-MS method in urine estrogen
analysis from postmenopausal women with osteoporosis. J Lipid Res 52:1595-1603
40. Kumar V, Nakada N, Yasojima M, Yamashita N, Johnson AC, Tanaka H (2009) Rapid deter-
mination of free and conjugated estrogen in different water matrices by liquid chromatography-
tandem mass spectrometry. Chemosphere 77:1440-1446
41. Nguyen HP, Yang SH, Wigginton JG, Simpkins JW, Schug KA (2010) Retention behavior of
estrogen metabolites on hydrophilic interaction chromatography stationary phases. J Sep Sci
33:793-802
42. Ramanathan R, Cao K, Cavalieri E, Gross ML (1998) Mass spectrometric methods for distin-
guishing structural isomers of glutathione conjugates of estrone and estradiol. J Am Soc Mass
Spectrom 9:612-619
43. Reddy S, Iden CR, Brownawell BJ (2005) Analysis of steroid conjugates in sewage influent
and effluent by liquid chromatography-tandem mass spectrometry. Anal Chem
77:7032-7038
44. Schlusener MP, Bester K (2005) Determination of steroid hormones, hormone conjugates
and macrolide antibiotics in influents and effluents of sewage treatment plants utilizing high-
performance liquid chromatography/tandem mass spectrometry with electrospray and atmo-
spheric pressure chemical ionization. Rapid Commun Mass Spectrom 19:3269-3278
45. Liu Z, Kanjo Y, Mizutani S (2011) Removal of natural free estrogens and their conjugates in
a municipal wastewater treatment plant. Clean - Soil, Air, Water 39:128-135
46. Hauser B, Mugisha L, Preis A, Deschner T (2011) LC-MS analysis of androgen metabolites
in serum and urine from east African chimpanzees (Pan troglodytes schweinfurthii). Gen
Comp Endocrinol 170:92-98
47. Tang PW, Law WC, Wan TSM (2001) Analysis of corticosteroids in equine urine by liquid
chromatography-mass spectrometry. J Chromatogr B 754:229-244
48. Moon J, Ha Y, Moon M, Chung B, Choi M (2010) Systematic error in gas chromatography-
mass spectrometry based quantitation of hydrolyzed urinary steroids. Cancer Epidemiol
Biomarkers Prev 19:388-397
49. Zhang H, Henion J (1999) Quantitative and qualitative determination of estrogen sulfates in
human urine by liquid chromatography/tandem mass spectrometry using 96-well technology.
Anal Chem 71:3955-3964
50. Qin F, Zhao Y, Sawyer MB, Li X (2008) Hydrophilic interaction liquid chromatography-
tandem mass spectrometry determination of estrogens conjugates in human urine. Anal Chem
80:3404-3411
51. Qin F, Zhao Y, Sawyer MB, Li X (2008) Column-switching reversed phase-hydrophilic
interaction liquid chromatography/tandem mass spectrometry method for determination of
free estrogens and their conjugates in river water. Anal Chim Acta 627:91-98
52. Tso J, Aga DS (2010) A systematic investigation to optimize simultaneous extraction and
liquid chromatography tandem mass spectrometry analysis of estrogens and their conjugated
metabolites in milk. J Chromatogr A 1217:4784-4795
53. Yan W, Zhao L, Feng Q, Wei Y, Lin J (2009) Simultaneous determination of ten estrogens
and their metabolites in waters by improved two-step SPE followed by LC-MS.
Chromatographia 69:621-628
54. Nishio T, Higashi T, Funaishi A, Tanaka J, Shimada K (2007) Develpment and application of
electrospray-active derivatization reagents for hydroxysteroids. J Pharm Biomed Anal
44:786-795
