Studies related to the origin of C18 neutral steroids isolated from extracts of urine from the male horse: The identification of urinary 19-oic acids and their decarboxylation to produce estr-4-en-17β-ol-3-one (19-nortestosterone) and estr-4-ene-3,17-dione (19-norandrost-4-ene-3,17-dione) during sample processing
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Conference Proceeding
The use of stable isotopes and gas chromatography/mass spectrometry in the identification of steroid metabolites in the equine
Houghton, E., Dumasia, M.C., Teale, P., Smith, S.J., Cox, J., MarshaII, D., Gower, D.B.
Published in Steroids (01.10.1990)
Published in Steroids (01.10.1990)
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Journal Article
Detection and identification of carprofen and its in vivo metabolites in greyhound urine by capillary gas chromatography–mass spectrometry
Dumasia, M.C., Ginn, A., Hyde, W., Peterson, J., Houghton, E.
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (25.05.2003)
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (25.05.2003)
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Detection of fenspiride and identification of in vivo metabolites in horse body fluids by capillary gas chromatography–mass spectrometry: administration, biotransformation and urinary excretion after a single oral dose
Dumasia, M.C, Houghton, E, Hyde, W, Greulich, D, Nelson, T, Peterson, Jackie
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (05.02.2002)
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (05.02.2002)
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Studies into aromatase activity associated with fetal allantochorionic and maternal endometrial tissues of equine placenta. Identification of metabolites by gas chromatography mass spectrometry
Marshall, D.E., Dumasia, M.C., Wooding, P., Gower, D.B., Houghton, E.
Published in The Journal of steroid biochemistry and molecular biology (01.11.1996)
Published in The Journal of steroid biochemistry and molecular biology (01.11.1996)
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Comparison of the use of mass spectrometry and methylene unit values in the determination of the stereochemistry of estranediol, the major urinary metabolite of 19-nortestosterone in the horse
Houghton, E, Ginn, A, Teale, P, Dumasia, M.C, Copsey, J
Published in Journal of chromatography (1989)
Published in Journal of chromatography (1989)
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In-vitro biosynthesis of C18 neutral steroids in horse testes
Smith, S.J, Cox, J.E, Houghton, E, Dumasia, M.C, Moss, M.S
Published in Journal of reproduction & fertility (1987)
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Published in Journal of reproduction & fertility (1987)
Journal Article
Detection of the administration of anabolic preparations of nandrolone to the entire male horse
Houghton, E, Ginn, A, Teale, P, Dumasia, M.C, Moss, M.S
Published in Equine veterinary journal (01.11.1986)
Published in Equine veterinary journal (01.11.1986)
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Journal Article
The biotransformation and urinary excretion of dexamethasone in equine male castrates
Dumasia, M.C., Houghton, E., Moss, M.S., Chakraborty, J., Marks, V.
Published in Journal of steroid biochemistry (01.10.1986)
Published in Journal of steroid biochemistry (01.10.1986)
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Journal Article
Development of a gas chromatographic—mass spectrometric method using multiple analytes for the confirmatory analysis of anabolic steroid residues in horse urine
Houghton, E., Dumasia, M.C., Teale, P., Moss, M.S., Sinkins, Sharon
Published in Journal of chromatography. Biomedical applications (01.01.1986)
Published in Journal of chromatography. Biomedical applications (01.01.1986)
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Journal Article
Development of a gas chromatographic—mass spectrometric method using multiple analytes for the confirmatory analysis of anabolic steroid residues in horse urine : II. Detection of administration of 19-nortestosterone phenylpropionate to equine male castrates and fillies
Houghton, E., Dumasia, M.C., Teale, P., Moss, M.S., Sinkins, Sharon
Published in Journal of chromatography. Biomedical applications (1986)
Published in Journal of chromatography. Biomedical applications (1986)
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Journal Article
Detection of quinine and its metabolites in horse urine by gas chromatography-mass spectrometry
Demir, C, Brereton, R.G, Dumasia, M.C. (School of Chemistry, University of Bristol, Cantock's Close, Bristol BS8 1TS (United Kingdom))
Published in Analyst (United Kingdom) (1996)
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Published in Analyst (United Kingdom) (1996)
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urinary excretion and metabolism of dexamethasone in the horse
Dumasia, M.C, Horner, M.W, Houghton, E, Moss, M.S, Chakraborty, J, Marks, V
Published in Trans Biochem Soc (1976)
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Published in Trans Biochem Soc (1976)
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