King's College London

Research portal

Professor David Cowan

  1. A miniaturized passive sampling-based workflow for monitoring chemicals of emerging concern in water

    Richardson, A. K., Irlam, R. C., Wright, H. R., Mills, G. A., Fones, G. R., Stürzenbaum, S. R., Cowan, D. A., Neep, D. J. & Barron, L. P., 15 Sep 2022, In: Science of the Total Environment. 839, 156260.

    Research output: Contribution to journalArticlepeer-review

  2. Combined statistical decision limits based on two GH-2000 scores for the detection of growth hormone misuse

    Liu, W., Bretz, F., Böhning, D., Holt, R. I. G., Han, Y., Böhning, W., Guha, N. & Cowan, D. A., 2022, (Accepted/In press) In: Statistical Methods in Medical Research. 31, 8, p. 1439-1448 10 p.

    Research output: Contribution to journalArticlepeer-review

  3. Stability of drugs of abuse in synthetic oral fluid investigated using a simple “dilute and inject” method of analysis

    Gavrilović, I., Musenga, A., Wolff, K., Woffendin, A., Smart, A., Gong, F., Harding, D. & Cowan, D., 2022, (Accepted/In press) In: Drug Testing And Analysis.

    Research output: Contribution to journalArticlepeer-review

  4. Advances in the Detection of Growth Hormone Releasing Hormone Synthetic Analogs

    Memdouh, S., Gavrilović, I., Ng, K., Cowan, D. & Abbate, V., 7 Nov 2021, (E-pub ahead of print) In: Drug Testing And Analysis. 13, 11-12, p. 1871-1887 17 p.

    Research output: Contribution to journalArticlepeer-review

  5. Towards identifying nicomorphine administration in doping control: synthesis of metabolites

    Floresta, G., Gavrilovic, I., Devey, S., Harris, R., Cowan, D. & Abbate, V., Sep 2021, In: Bioanalysis. 13, 18, p. 1415-1425 11 p.

    Research output: Contribution to journalArticlepeer-review

  6. Ambient ionization mass spectrometry applied to new psychoactive substance analysis

    Boronat Ena, M. D. M., Cowan, D. & Abbate, V., 26 May 2021, In: MASS SPECTROMETRY REVIEWS.

    Research output: Contribution to journalReview articlepeer-review

  7. Rapid direct analysis of river water and machine learning assisted suspect screening of emerging contaminants in passive sampler extracts

    Richardson, A. K., Chadha, M., Rapp-Wright, H., Mills, G. A., Fones, G. R., Gravell, A., Stürzenbaum, S., Cowan, D. A., Neep, D. J. & Barron, L. P., 7 Feb 2021, In: Analytical Methods. 13, 5, p. 595-606 12 p.

    Research output: Contribution to journalArticlepeer-review

  8. Comparison of normal distribution–based and nonparametric decision limits on the GH-2000 score for detecting growth hormone misuse (doping) in sport

    Liu, W., Bretz, F., Böhning, D., Holt, R., Böhning, W., Guha, N., Sönksen, P. & Cowan, D., Jan 2021, In: Biometrical Journal. 63, 1, p. 187-200 14 p.

    Research output: Contribution to journalArticlepeer-review

  9. Artificial oral fluid characterisation: Potential for use as a reference matrix in drug testing

    Gavrilović, I., Musenga, A., Cowan, D., Woffendin, A., Smart, A., Gong, F., Harding, D. & Wolff, K., 18 Oct 2020, (E-pub ahead of print) In: Drug Testing And Analysis. 13, 3, 11 p.

    Research output: Contribution to journalArticlepeer-review

  10. Antidoping analysis: A special focus

    Cowan, D. A., Jun 2020, In: Bioanalysis. 12, 11, p. 707-709 3 p.

    Research output: Contribution to journalEditorialpeer-review

  11. Isolation, detection and identification of synthetic cannabinoids in alternative formulations or dosage forms

    Apirakkan, O., Frinculescu, A., Denton, H., Shine, T., Cowan, D., Abbate, V. & Frascione, N., May 2020, In: Forensic Chemistry. 18, 100227.

    Research output: Contribution to journalArticlepeer-review

  12. Inter-Laboratory Agreement of Insulin-like Growth Factor 1 Concentrations Measured Intact by Mass Spectrometry

    Moncrieffe, D., Cox, H. D., Carletta, S., Becker, J. O., Thomas, A., Eichner, D., Ahrens, B., Thevis, M., Bowers, L. D., Cowan, D. A. & Hoofnagle, A. N., 1 Apr 2020, In: Clinical chemistry. 66, 4, p. 579-586 8 p.

    Research output: Contribution to journalArticlepeer-review

  13. Anti-doping: Two Scientists’ Points of View

    Cowan, D. A. & Abbate, V., 13 Feb 2020, In: Chemistry International.

    Research output: Contribution to journalArticle

  14. Evidence of enzyme-mediated transesterification of synthetic cannabinoids with ethanol: potential toxicological impact

    Apirakkan, O., Gavrilovic, I., Floresta, G., Pierre, C., Cannaert, A., Stove, C., Dargan, P. I., Cowan, D. A., Couchman, L. & Abbate, V., 1 Jan 2020, In: Forensic Toxicology. 38, 1, p. 95-107 13 p.

    Research output: Contribution to journalArticlepeer-review

  15. Evaluation of combined sewer overflow impacts on short-term pharmaceutical and illicit drug occurrence in a heavily urbanised tidal river catchment (London, UK)

    Munro, K., Martins, C. P. B., Loewenthal, M., Comber, S., Cowan, D. A., Pereira, L. & Barron, L. P., 20 Mar 2019, In: Science of the Total Environment. 657, p. 1099-1111 13 p.

    Research output: Contribution to journalArticlepeer-review

  16. IRMS delta values (13C) of nandrolone and testosterone products available in the UK: Implications for anti-doping

    Brailsford, A. D., Majidin, W. N. M., Wojek, N., Cowan, D. A. & Walker, C., 1 Nov 2018, In: Drug Testing And Analysis. 10, 11-12, p. 1722-1727 6 p.

    Research output: Contribution to journalArticlepeer-review

  17. A correction to the age-adjustment of the GH-2000 score used in the detection of growth hormone misuse

    Böhning, D., Böhning, W., Guha, N., Cowan, D. A., Bartlett, C., Sönksen, P. H. & Holt, R. I. G., 5 Sep 2018, In: BMC Research Notes. 11, 1, 650.

    Research output: Contribution to journalArticlepeer-review

  18. Peptide selection for the quantification of P-III-NP in human serum by mass spectrometry

    Moncrieffe, D., Parkin, M. C. & Cowan, D. A., 15 Apr 2018, In: Rapid Communications in Mass Spectrometry. 32, 7, p. 535-542 8 p.

    Research output: Contribution to journalArticlepeer-review

  19. Hyperandrogenism controversy in elite women's sport: an examination and critique of recent evidence

    Sönksen, P. H., Bavington, L. D., Boehning, T., Cowan, D., Guha, N., Holt, R., Karkazis, K., Ferguson-Smith, M. A., Mircetic, J. & Böhning, D., 19 Jan 2018, (E-pub ahead of print) In: British Journal of Sports Medicine. 2 p.

    Research output: Contribution to journalEditorialpeer-review

  20. Direct monitoring of Exogenous γ-Hydroxybutyric Acid in body fluids by NMR spectroscopy

    Palomino-Schätzlein, M., Wang, Y., Parella, T., Brailsford, A. D., Cowan, D. A., Legido-Quigley, C. & Pérez-Trujillo, M., 15 Aug 2017, In: Analytical Chemistry. 89, 16, p. 8343-8350 8 p.

    Research output: Contribution to journalArticlepeer-review

  21. Rapid analysis of anabolic steroid metabolites in urine by combining field asymmetric waveform ion mobility spectrometry with liquid chromatography and mass spectrometry

    Arthur, K. L., Turner, M. A., Brailsford, A. D., Kicman, A. T., Cowan, D. A., Reynolds, J. C. & Creaser, C. S., 18 Jul 2017, In: Analytical Chemistry. 89, 14, p. 7431-7437 7 p.

    Research output: Contribution to journalArticlepeer-review

  22. Use and misuse of hormones in sport

    Sonksen, P. H., Cowan, D. & Holt, R. I. G., 1 Nov 2016, In: Lancet diabetes & endocrinology. p. 882-883 2 p.

    Research output: Contribution to journalComment/debatepeer-review

  23. Statistical methodology for age-adjustment of the GH-2000 score detecting growth hormone misuse

    Böhning, D., Böhning, W., Guha, N., Guha, N., Cowan, D. A., Sönksen, P. H. & Holt, R. I. G., 28 Oct 2016, In: BMC Medical Research Methodology. 16, 1, 9 p., 147.

    Research output: Contribution to journalArticlepeer-review

  24. Increases in Serum Growth Hormone Concentrations Associated with GHB Administration

    Brailsford, A. D., Bartlett, C., Kicman, A. T. & Cowan, D. A., 15 Oct 2016, (E-pub ahead of print) In: Journal of Analytical Toxicology.

    Research output: Contribution to journalArticlepeer-review

  25. Evaluation of longitudinal steroid profiles from male football players in UEFA competitions between 2008 and 2013

    Baume, N., Geyer, H., Vouillamoz, M., Grisdale, R., Earl, M., Aguilera, R., Cowan, D. A., Ericsson, M., Gmeiner, G., Kwiatkowska, D., Kioukia-fougia, N., Molina, A., Ruivo, J., Segura, J., Van Eenoo, P., Jan, N., Robinson, N. & Saugy, M., 1 Jul 2016, In: Drug Testing And Analysis. 8, 7

    Research output: Contribution to journalArticlepeer-review

  26. Novel markers to detect recombinant human insulin-like growth factor-I (rhIGF-I)/rhIGF binding protein-3 (rhIGFBP-3) misuse in athletes

    Holt, R. I. G., Guha, N., Böhning, W., Bartlett, C., Cowan, D. A., Sönksen, P. H. & Böhning, D., 17 Feb 2016, (E-pub ahead of print) In: Drug Testing And Analysis.

    Research output: Contribution to journalArticlepeer-review

  27. LC-MS-Based Metabolomics Discovers Purine Endogenous Associations with Low-Dose Salbutamol in Urine Collected for Antidoping Tests

    Wang, Y., Caldwell, R., Cowan, D. A. & Legido-Quigley, C., 16 Feb 2016, In: Analytical Chemistry. 88, 4, p. 2243-2249 7 p.

    Research output: Contribution to journalArticlepeer-review

  28. The development of decision limits for the GH-2000 detection methodology using additional insulin-like growth factor-I and amino-terminal pro-peptide of type III collagen assays

    Holt, R. I. G., Böhning, W., Guha, N., Bartlett, C., Cowan, D. A., Giraud, S., Bassett, E. E., Sönksen, P. H. & Böhning, D., 1 Sep 2015, In: Drug Testing And Analysis. 7, 9, p. 745-755 11 p.

    Research output: Contribution to journalArticlepeer-review

  29. Potent and untested drugs sold as "dietary supplements"

    Kimergård, A., Walker, C. & Cowan, D., 5 Aug 2015, In: BMJ. 351, 2 p., h4181.

    Research output: Contribution to journalLetter

  30. Anabolic steroids detected in bodybuilding dietary supplements – a significant risk to public health

    Abbate, V., Kicman, A. T., Evans-Brown, M., McVeigh, J., Cowan, D. A., Wilson, C., Coles, S. J. & Walker, C. J., 25 Jul 2015, In: Drug Testing & Analysis. 7, 7, p. 609-618

    Research output: Contribution to journalArticlepeer-review

  31. Medical and ethical concerns regarding women with hyperandrogenism and elite sport

    Sonksen, P., Ferguson-Smith, M. A., Bavington, L. D., Holt, R. I. G., Cowan, D. A., Catlin, D. H., Kidd, B., Davis, G., Davis, P., Edwards, L. & Tamar-Mattis, A., 1 Mar 2015, In: The Journal of clinical endocrinology and metabolism. 100, 3, p. 825-827 3 p.

    Research output: Contribution to journalArticlepeer-review

  32. Determining the authenticity of athlete urine in doping control by DNA analysis

    Devesse, L., Syndercombe Court, D. & Cowan, D., 2015, (E-pub ahead of print) In: Drug Testing & Analysis.

    Research output: Contribution to journalArticlepeer-review

  33. Interlaboratory agreement of insulin-like growth factor 1 concentrations measured by mass spectrometry

    Cox, H. D., Lopes, F., Woldemariam, G. A., Becker, J. O., Parkin, M. C., Thomas, A., Butch, A. W., Cowan, D. A., Thevis, M., Bowers, L. D. & Hoofnagle, A. N., Mar 2014, In: Clinical Chemistry. 60, 3, p. 541-548 8 p.

    Research output: Contribution to journalArticlepeer-review

  34. Biochemical markers of insulin-like growth factor-I misuse in athletes: the response of serum IGF-I, procollagen type III amino-terminal propeptide and the GH-2000 score to the administration of rhIGF-I/rhIGF binding protein-3 complex

    Guha, N., Erotokritou-Mulligan, I., Bartlett, C., Nevitt, S. P., Francis, M., Eryl Bassett, E., Cowan, D. A., Sönksen, P. H. & Holt, R. I., 2014, (E-pub ahead of print) In: The Journal of clinical endocrinology and metabolism. 10 p.

    Research output: Contribution to journalArticlepeer-review

  35. Insulin-like growth factor-I (IGF-I) misuse in athletes and potential methods for detection Anti-doping Analysis

    Guha, N., Cowan, D. A., Sönksen, P. H. & Holt, R. I. G., Dec 2013, In: ANALYTICAL AND BIOANALYTICAL CHEMISTRY. 405, 30, p. 9669-9683 15 p.

    Research output: Contribution to journalArticlepeer-review

  36. Prediction of chromatographic retention time in high-resolution anti-doping screening data using artificial neural networks

    Miller, T. H., Musenga, A., Cowan, D. A. & Barron, L. P., 5 Nov 2013, In: Analytical Chemistry. 85, 21, p. 10330-10337 8 p., N/A.

    Research output: Contribution to journalArticlepeer-review

  37. Biochemical markers of recombinant human insulin-like growth factor-I (rhIGF-I)/rhIGF binding protein-3 (rhIGFBP-3) misuse in athletes

    Guha, N., Erotokritou-Mulligan, I., Nevitt, S. P., Francis, M., Bartlett, C., Cowan, D. A., Bassett, E. E., Sönksen, P. H. & Holt, R. I. G., Nov 2013, In: Drug Testing And Analysis. 5, 11-12, p. 843-849 7 p.

    Research output: Contribution to journalArticlepeer-review

  38. Metabolic Phenotype of the Healthy Rodent Model Using In-Vial Extraction of Dried Serum, Urine, and Cerebrospinal Fluid Spots

    Sen, A., Wang, Y., Chiu, K., Whiley, L., Cowan, D., Cheun-Chung Chang, R. & Legido Quigley, C., 6 Aug 2013, In: Analytical Chemistry. 85, 15, p. 7257–7263 7 p., N/A.

    Research output: Contribution to journalArticlepeer-review

  39. The effects of two weeks of recombinant growth hormone administration on the response of IGF-I and N-terminal pro-peptide of collagen type III (P-III-NP) during a single bout of high resistance exercise in resistance trained young men

    Velloso, C. P., Aperghis, M., Godfrey, R., Blazevich, A. J., Bartlett, C., Cowan, D., Holt, R. I. G., Bouloux, P., Harridge, S. D. R. & Goldspink, G., Jun 2013, In: GROWTH HORMONE AND IGF RESEARCH. 23, 3, p. 76-80 5 p.

    Research output: Contribution to journalArticlepeer-review

  40. Steroids excreted in urine by neonates with 21-hydroxylase deficiency. 4. Characterization, using GC-MS and GC-MS/MS, of 11oxo-pregnanes and 11oxo-pregnenes

    Christakoudi, S., Cowan, D. A. & Taylor, N. F., May 2013, In: Steroids. 78, 5, p. 468-475 8 p.

    Research output: Contribution to journalArticlepeer-review

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