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Dr Richard Warren (BSc (Hons), MBChB (Hons), MRCP, PhD) - publications

List of publications


  • Coates, L., Walsh, J., Haroon, M., Fitzgerald, O., Aslam, T., Al Balushi, F., Burden, A., Burden-Teh, E., Caperon, A., Cerio, R., Chattopadhyay, C., Chinoy, H., Goodfield, M., Kay, L., Kelly, S., Kirkham, B., Lovell, C., Marzo-Ortega, H., McHugh, N., Murphy, R., Reynolds, N., Smith, C., Stewart, E., Warren, R., Waxman, R., Wilson, H. & Helliwell, P (2014). Development and testing of new candidate psoriatic arthritis screening questionnaires combining optimal questions from existing tools. Arthritis Care Res (Hoboken), eScholarID:225412 | PMID:24470406 | DOI:10.1002/acr.22284
  • Foulkes, A., Griffiths, C., Chinoy, H. & Warren, R (2014). Unmasking of axial spondyloarthritis and oligoarthritis following discontinuation of tumour necrosis factor inhibitor therapy for psoriasis. J Dermatolog Treat, 25(1), 61-2. eScholarID:237723 | PMID:22812533 | DOI:10.3109/09546634.2012.713460
  • Horner, M., Abramson, A., Warren, R., Swanson, S. & Menter, M (2014). The spectrum of oculocutaneous disease: Part I. Infectious, inflammatory, and genetic causes of oculocutaneous disease. J Am Acad Dermatol, 70(5), 795.e1-25. eScholarID:237716 | PMID:24742848 | DOI:10.1016/j.jaad.2013.12.013
  • Hébert, H., Bowes, J., Smith, R., Flynn, E., Parslew, R., Alsharqi, A., McHugh, N., Barker, J., Griffiths, C., Barton, A. & Warren, R (2014). Identification of Loci Associated with Late-Onset Psoriasis Using Dense Genotyping of Immune-Related Regions. Br J Dermatol, eScholarID:237719 | PMID:25124732 | DOI:10.1111/bjd.13340
  • Jani, M., Massey, J., Wedderburn, L., Vencovsky, J., Danko, K., Lundberg, I., Padyukov, L., Selva-O'Callaghan, A., Radstake, T., Platt, H., Warren, R., Griffiths, C., Lee, A., Gregersen, P., Miller, F., Ollier, W., Cooper, R., Chinoy, H., Lamb, J. & . (2014). Genotyping of immune-related genetic variants identifies TYK2 as a novel associated locus for idiopathic inflammatory myopathies. Ann Rheum Dis, eScholarID:225413 | PMID:24812289 | DOI:10.1136/annrheumdis-2014-205440
  • Jani, M., Barton, A., Warren, R., Griffiths, C. & Chinoy, H (2014). The role of DMARDs in reducing the immunogenicity of TNF inhibitors in chronic inflammatory diseases. Rheumatology (Oxford), 53(2), 213-22. eScholarID:237717 | PMID:23946436 | DOI:10.1093/rheumatology/ket260
  • Lynch, M., Kirby, B. & Warren, R (2014). Treating moderate to severe psoriasis - best use of biologics. Expert Rev Clin Immunol, 10(2), 269-79. eScholarID:225410 | PMID:24372444 | DOI:10.1586/1744666X.2014.873701
  • Mrowietz, U., de Jong, E., Kragballe, K., Langley, R., Nast, A., Puig, L., Reich, K., Schmitt, J. & Warren, R (2014). A consensus report on appropriate treatment optimization and transitioning in the management of moderate-to-severe plaque psoriasis. J Eur Acad Dermatol Venereol, 28(4), 438-53. eScholarID:237714 | PMID:23437792 | DOI:10.1111/jdv.12118
  • Yiu, Z., Griffiths, C. & Warren, R (2014). Safety of biologic therapies for psoriasis on reproductive potential and outcomes in males and females. Br J Dermatol, eScholarID:225411 | PMID:24749725 | DOI:10.1111/bjd.13060


  • Ali, F., Barton, A., Smith, R., Bowes, J., Flynn, E., Mangino, M., Bataille, V., Foerster, J., Worthington, J., Griffiths, C. & Warren, R (2013). An investigation of rheumatoid arthritis loci in patients with early-onset psoriasis validates association of the REL gene. Br J Dermatol, 168(4), 864-866. eScholarID:192803 | PMID:23106574 | DOI:10.1111/bjd.12106
  • Ali, F. & Warren, R (2013). Psoriasis and susceptibility to other autoimmune diseases: an outline for the clinician. Expert Rev Clin Immunol, 9(2), 99-101. eScholarID:237728 | PMID:23390938 | DOI:10.1586/eci.12.94
  • Coates, L., Aslam, T., Al Balushi, F., Burden, A., Burden-The, E., Caperon, A., Cerio, R., Chattopadhyay, C., Chinoy, H., Goodfield, M., Kay, L., Kelly, S., Kirkham, B., Lovell, C., Marzo-Ortega, H., McHugh, N., Murphy, R., Reynolds, N., Smith, C., Stewart, E., Warren, R., Waxman, R., Wilson, H. & Helliwell, P (2013). Comparison of three screening tools to detect psoriatic arthritis in patients with psoriasis (CONTEST study). Br J Dermatol, 168(4), 802-807. eScholarID:192802 | PMID:23311587 | DOI:10.1111/bjd.12190
  • Foulkes, A. & Warren, R (2013). Patients' narratives. Curr Probl Dermatol, 44, 145-57. eScholarID:214000 | PMID:23796819 | DOI:10.1159/000350194
  • Hébert, H., Bowes, J., Smith, R., McHugh, N., Barker, J., Griffiths, C., Barton, A. & Warren, R (2013). Polymorphisms in Interleukin-1B Distinguish Between Psoriasis of Early and Late-Onset. J Invest Dermatol, eScholarID:213999 | PMID:24217014 | DOI:10.1038/jid.2013.485
  • Nast, A., Mrowietz, U., Kragballe, K., de Jong, E., Puig, L., Reich, K., Warren, R., Werner, R., Kopkow, C. & Schmitt, J (2013). Barriers to the prescription of systemic therapies for moderate-to-severe psoriasis--a multinational cross-sectional study. Arch Dermatol Res, 305(10), 899-907. eScholarID:213995 | PMID:23748949 | DOI:10.1007/s00403-013-1372-3
  • Nast, A., Mrowietz, U., Kragballe, K., Puig, L., Reich, K., Warren, R. & Schmitt, J (2013). National and multinational guidelines in Europe: results from an online survey on awareness of different national and European psoriasis guidelines. Arch Dermatol Res, 305(7), 637-43. eScholarID:237727 | PMID:23589094 | DOI:10.1007/s00403-013-1341-x
  • Roberts, J., Warren, R., Griffiths, C. & Ross, K (2013). Expression of microRNA-184 in keratinocytes represses argonaute 2. J Cell Physiol, 228(12), 2314-23. eScholarID:237725 | PMID:23696368 | DOI:10.1002/jcp.24401
  • Samarasekera, E., Neilson, J., Warren, R., Parnham, J. & Smith, C (2013). Incidence of cardiovascular disease in individuals with psoriasis: a systematic review and meta-analysis. J Invest Dermatol, 133(10), 2340-6. eScholarID:237726 | PMID:23528816 | DOI:10.1038/jid.2013.149
  • Warren, R. & Menter, A (2013). Dermatology: future therapeutic perspectives. Dermatol Ther (Heidelb), 3(2), 115-6. eScholarID:225409 | PMID:24297646 | DOI:10.1007/s13555-013-0037-7
  • Warren, R. & Chinoy, H (2013). Ustekinumab for psoriatic arthritis: close to the PSUMMIT? Lancet, 382(9894), 748-9. eScholarID:237729 | PMID:23769295 | DOI:10.1016/S0140-6736(13)60739-4


  • Bowes, J., Ho, P., Flynn, E., Ali, F., Marzo-Ortega, H., Coates, L., Warren, R., McManus, R., Ryan, A., Kane, D., Korendowych, E., McHugh, N., FitzGerald, O., Packham, J., Morgan, A., Bruce, I. & Barton, A (2012). Comprehensive assessment of rheumatoid arthritis susceptibility loci in a large psoriatic arthritis cohort. Ann Rheum Dis, 71(8), 1350-4. eScholarID:181155 | PMID:22328738 | DOI:10.1136/annrheumdis-2011-200802
  • Burden, A., Warren, R., Kleyn, C., McElhone, K., Smith, C., Reynolds, N., Ormerod, A., Griffiths, C. & . (2012). The British Association of Dermatologists' Biologic Interventions Register (BADBIR): design, methodology and objectives. Br J Dermatol, 166(3), 545-54. eScholarID:237754 | PMID:22356636 | DOI:10.1111/j.1365-2133.2012.10835.x
  • Hébert, H., Ali, F., Bowes, J., Griffiths, C., Barton, A. & Warren, R (2012). Genetic susceptibility to psoriasis and psoriatic arthritis: implications for therapy. Br J Dermatol, 166(3), 474-82. eScholarID:237746 | PMID:22050552 | DOI:10.1111/j.1365-2133.2011.10712.x
  • Knight, J., Spain, S., Capon, F., Hayday, A., Nestle, F., Clop, A., , , , , , , Barker, J., Weale, M. & Trembath, R (2012). Conditional analysis identifies three novel major histocompatibility complex loci associated with psoriasis. Hum Mol Genet, 21(23), 5185-92. eScholarID:213996 | PMID:22914738 | DOI:10.1093/hmg/dds344
  • Laws, P., Downs, A., Parslew, R., Dever, B., Smith, C., Barker, J., Moriarty, B., Murphy, R., Kirby, B., Burden, A., McBride, S., Anstey, A., O'Shea, S., Ralph, N., Buckley, C., Griffiths, C. & Warren, R (2012). Practical experience of ustekinumab in the treatment of psoriasis: experience from a multicentre, retrospective case cohort study across the U.K. and Ireland. Br J Dermatol, 166(1), 189-95. eScholarID:237748 | PMID:21929536 | DOI:10.1111/j.1365-2133.2011.10638.x
  • Patel, M., Day, A., Warren, R. & Menter, A (2012). Emerging therapies for the treatment of psoriasis. Dermatol Ther (Heidelb), 2(1), 16. eScholarID:237745 | PMID:23205338 | DOI:10.1007/s13555-012-0016-4
  • Tsoi, et al (2012). Identification of 15 new psoriasis susceptibility loci highlights the role of innate immunity. Nat Genet, 44(12), 1341-8. eScholarID:237747 | PMID:23143594 | DOI:10.1038/ng.2467
  • Yesudian, P., Chalmers, R., Warren, R. & Griffiths, C (2012). In search of oral psoriasis. Arch Dermatol Res, 304(1), 1-5. eScholarID:237749 | PMID:21927905 | DOI:10.1007/s00403-011-1175-3


  • Warren RB, Verbov JL. (2011). European Mastercourse in Paediatrics. In Tenore, Levene (Ed.), European Mastercourse in Paediatrics. (pp. 347-365). Edinburgh: Churchill Livingstone. eScholarID:101397
  • Bowes, J., Eyre, S., Flynn, E., Ho, P., Salah, S., Warren, R., Marzo-Ortega, H., Coates, L., McManus, R., Ryan, A., Kane, D., Korendowych, E., McHugh, N., FitzGerald, O., Packham, J., Morgan, A., Griffiths, C., Bruce, I., Worthington, J. & Barton, A (2011). Evidence to support IL-13 as a risk locus for psoriatic arthritis but not psoriasis vulgaris. Ann Rheum Dis, 70(6), 1016-9. eScholarID:237734 | PMID:21349879 | DOI:10.1136/ard.2010.143123
  • Foulkes, A., Grindlay, D., Griffiths, C. & Warren, R (2011). What's new in psoriasis? An analysis of guidelines and systematic reviews published in 2009-2010. Clin Exp Dermatol, 36(6), 585-9; quiz 588-9. eScholarID:237750 | PMID:21718345 | DOI:10.1111/j.1365-2230.2011.04108.x
  • Laws, P. & Warren, R (2011). Ustekinumab for the treatment of psoriasis. Expert Rev Clin Immunol, 7(2), 155-64. eScholarID:237752 | PMID:21426253 | DOI:10.1586/eci.11.4
  • Warren, R., Smith, R., Flynn, E., Bowes, J., , , Eyre, S., Worthington, J., Barton, A. & Griffiths, C (2011). A systematic investigation of confirmed autoimmune loci in early-onset psoriasis reveals an association with IL2/IL21. Br J Dermatol, 164(3), 660-4. eScholarID:123074 | PMID:21375519 | DOI:10.1111/j.1365-2133.2011.10237.x
  • Warren, R., Kleyn, C. & Gulliver, W (2011). Cumulative life course impairment in psoriasis: patient perception of disease-related impairment throughout the life course. Br J Dermatol, 164 Suppl 1, 1-14. eScholarID:123076 | PMID:21477010 | DOI:10.1111/j.1365-2133.2011.10280.x
  • Warren, R (2011). Psoriasis comorbidities: a worldwide problem? Br J Dermatol, 165(5), 929. eScholarID:237733 | PMID:22023781 | DOI:10.1111/j.1365-2133.2011.10678.x


  • , et al (2010). A genome-wide association study identifies new psoriasis susceptibility loci and an interaction between HLA-C and ERAP1. Nat Genet, 42(11), 985-90. eScholarID:94743 | PMID:20953190 | DOI:10.1038/ng.694
  • Barker, J., Horn, E., Lebwohl, M., Warren, R., Nast, A., Rosenberg, W., Smith, C. & . (2010). Assessment and management of methotrexate hepatotoxicity in psoriasis patients: report from a consensus conference to evaluate current practice and identify key questions toward optimizing methotrexate use in the clinic. J Eur Acad Dermatol Venereol, eScholarID:104812 | PMID:21198946 | DOI:10.1111/j.1468-3083.2010.03932.x
  • Kimball, A., Gieler, U., Linder, D., Sampogna, F., Warren, R. & Augustin, M (2010). Psoriasis: is the impairment to a patient's life cumulative? J Eur Acad Dermatol Venereol, 24(9), 989-1004. eScholarID:237737 | PMID:20477920 | DOI:10.1111/j.1468-3083.2010.03705.x
  • Laws, P., Barton, A. & Warren, R (2010). Psoriatic arthritis--what the dermatologist needs to know. J Eur Acad Dermatol Venereol, 24(11), 1270-7. eScholarID:237739 | PMID:20384693 | DOI:10.1111/j.1468-3083.2010.03654.x
  • Laws, P. & Warren, R (2010). Systemic therapies containing ethanol and gelatine excipients. Br J Dermatol, eScholarID:82900 | PMID:20518785 | DOI:10.1111/j.1365-2133.2010.09882.x
  • Ryan, C., Menter, A. & Warren, R (2010). The latest advances in pharmacogenetics and pharmacogenomics in the treatment of psoriasis. Mol Diagn Ther, 14(2), 81-93. eScholarID:237738 | PMID:20359251 | DOI:10.2165/11534550-000000000-00000
  • Ryan, C., Thrash, B., Warren, R. & Menter, A (2010). The use of ustekinumab in autoimmune disease. Expert Opin Biol Ther, 10(4), 587-604. eScholarID:79527 | PMID:20218921 | DOI:10.1517/14712591003724670
  • Ryan, C., Thrash, B., Warren, R. & Menter, A (2010). The use of ustekinumab in autoimmune disease. Expert Opin Biol Ther, 10(4), 587-604. eScholarID:237751 | PMID:20218921 | DOI:10.1517/14712591003724670
  • Warren, R., Brown, B., Lavery, D. & Griffiths, C (2010). Adalimumab for psoriasis: practical experience in a U.K. tertiary referral centre. Br J Dermatol, eScholarID:88117 | PMID:20716225 | DOI:10.1111/j.1365-2133.2010.09986.x
  • Warren, R., Brown, B., Grindlay, D. & Griffiths, C (2010). What's new in psoriasis? Analysis of the clinical significance of new guidelines and systematic reviews on psoriasis published in 2008 and 2009. Clin Exp Dermatol, 35(7), 688-91; quiz 692. eScholarID:237740 | PMID:20545953 | DOI:10.1111/j.1365-2230.2010.03880.x
  • Warren, R. & Griffiths, C (2010). The future of biological therapies. Semin Cutan Med Surg, 29(1), 63-6. eScholarID:237741 | PMID:20430310 | DOI:10.1016/j.sder.2010.02.004


  • Warren RB, Chalmers RJ, Griffiths CEM. (2009). Key Clinical Evidence - Dermatology. In Harrison J, Kulkarni K, Baguneid M, Prendergrast B (Ed.), Oxford Handbook of Key Clinical Evidence. (pp. 99-126). Oxford: Oxford University Press. eScholarID:84483
  • Brown BC, Warren RB, Grindlay DJ, Griffiths CEM. (2009). What's new in psoriasis? Analysis of the clinical significance of systematic reviews on psoriasis published in 2007 and 2008. Clin Exp Dermatol, eScholarID:1d20235 | DOI:10.1111/j.1365-2230.2009.03414.x
  • Smith, R., Warren, R., Griffiths, C. & Worthington, J (2009). Genetic susceptibility to psoriasis: an emerging picture. Genome Med, 1(7), 72. eScholarID:79529 | PMID:19638187 | DOI:10.1186/gm72
  • Warren, R., Brown, B., Lavery, D., Ashcroft, D. & Griffiths, C (2009). Biologic therapies for psoriasis: practical experience in a U.K. tertiary referral centre. Br J Dermatol, 160(1), 162-9. eScholarID:79533 | PMID:18808412 | DOI:10.1111/j.1365-2133.2008.08865.x
  • Warren, R. & Griffiths, C (2009). Future therapeutic directions for the treatment of psoriasis. Actas Dermosifiliogr, 100 Suppl 2, 28-31. eScholarID:79528 | PMID:20096159 | DOI:10.1016/S0001-7310(09)73375-7
  • Warren, R., Smith, R., Campalani, E., Eyre, S., Smith, C., Barker, J., Worthington, J. & Griffiths, C (2009). Outcomes of methotrexate therapy for psoriasis and relationship to genetic polymorphisms. Br J Dermatol, 160(2), 438-41. eScholarID:79531 | PMID:19016697 | DOI:10.1111/j.1365-2133.2008.08898.x


  • Warren RB, Gibbons L. (2008). Identity of single-nucleotide polymorphisms used in a clinical pharmacogenetic model to predict the efficacy of methotrexate monotherapy: comment on the article by Wessels et al. Arthritis Rheum, 58( 4), 1204-5; author reply 1205. eScholarID:1d32065
  • Warren RB, Brown BC, Carmichael AJ, Griffiths CEM. (2008). Long-term control of recalcitrant psoriasis with combination infliximab and methotrexate. Wiley. eScholarID:5d229 | DOI:10.1111/j.1365-2230.2008.02946.x
  • Warren RB. (2008). Medical dermatology. Clin Med, 8( 2), 198-200. eScholarID:1d32154
  • Smith RL, Eyre S, Warren RB, Young H, Griffiths CE, Worthington J. (2008). No Association between Polymorphisms in the Interleukin-15 Gene and Early-Onset Psoriasis in a UK Cohort Suggests Heterogeneity for this Susceptibility Locus Identified in Chinese Psoriasis Patients. J Invest Dermatol, eScholarID:1d17542
  • Smith RL, Warren RB, Eyre S, Ho P, Ke X, Young HS, Griffiths CE, Worthington J. (2008). Polymorphisms in the IL-12beta and IL-23R genes are associated with psoriasis of early onset in a UK cohort. Journal of Investigative Dermatology, 128(5), 1325-1327. eScholarID:84481 | DOI:10.1038/sj.jid.5701140
  • Smith, R, Warren, RB, Eyre, SS, Ke, X, Young, H, Allen, M, Strachan, D, McArdle, W, Gittins, M, Barker, J, Griffiths, CEM, Worthington, J. (2008). Polymorphisms in the PTPN22 region are associated with psoriasis of early onset. British Journal of Dermatology, 158(5), 962. eScholarID:1d17071 | DOI:10.1111/j.1365-2133.2008.08482.x
  • Warren RB, Griffiths CEM. (2008). Systemic therapies for psoriasis: methotrexate, retinoids, and cyclosporine. Clin Dermatol, 26( 5), 438-47. eScholarID:1d18117 | DOI:10.1016/j.clindermatol.2007.11.006
  • Capon, F., Bijlmakers, M., Wolf, N., Quaranta, M., Huffmeier, U., Allen, M., Timms, K., Abkevich, V., Gutin, A., Smith, R., Warren, R., Young, H., Worthington, J., Burden, A., Griffiths, C., Hayday, A., Nestle, F., Reis, A., Lanchbury, J., Barker, J. & Trembath, R (2008). Identification of ZNF313/RNF114 as a novel psoriasis susceptibility gene. Hum Mol Genet, 17(13), 1938-45. eScholarID:79536 | PMID:18364390 | DOI:10.1093/hmg/ddn091
  • Warren, R., Chalmers, R., Griffiths, C. & Menter, A (2008). Methotrexate for psoriasis in the era of biological therapy. Clin Exp Dermatol, 33(5), 551-4. eScholarID:79534 | PMID:18801095 | DOI:10.1111/j.1365-2230.2008.02976.x
  • Warren, R., Smith, R., Campalani, E., Eyre, S., Smith, C., Barker, J., Worthington, J. & Griffiths, C (2008). Genetic variation in efflux transporters influences outcome to methotrexate therapy in patients with psoriasis. The Journal of investigative dermatology, 128(8), 1925. eScholarID:79538 | PMID:18256692 | DOI:10.1038/jid.2008.16
  • Warren, R., Brown, B. & Griffiths, C (2008). Topical treatments for scalp psoriasis. Drugs, 68(16), 2293-302. eScholarID:79532 | PMID:18973394 | DOI:10.2165/0003495-200868160-00003


  • West E, Warren RB, King C. (2007). A case of recalcitrant necrobiosis lipoidica responding to combined immunosuppression therapy. J Eur Acad Dermatol Venereol, 21( 6), 830-1. eScholarID:1d31840
  • Warren RB, Verbov J, Ashworth M. (2007). Precalcaneal congenital fibrolipomatous hamartoma. Pediatr Dermatol, 24( 1), 74-5. eScholarID:1d32589 | DOI:10.1016/j.adengl.2012.08.019


  • Warren RB, Griffiths CEM. (2006). Anti-TNF drugs in dermatology and inflammatory bowel disease - Where are we going? Future Prescriber Article, 7, 1-7. eScholarID:1d12880
  • Warren RB, Griffiths CEM. (2006). Expert opinion TNF inhibitors in psoriasis. Mims Dermatology, 3, 12-12. eScholarID:66359
  • Warren RB, Verbov J, Kokai G. (2006). Porokeratotic eccrine ostial and dermal duct nevus. Pediatr Dermatol, 23( 5), 465-6. eScholarID:1d32456
  • L Stewart, A Roberts, Warren RB, Griffiths CEM. (2006). Using biological therapies for psoriasis and other inflammatory dermatoses. Dermatology in Practice, 14, 18-21. eScholarID:1d13847


  • Warren, R. & Griffiths, C (2005). The potential of pharmacogenetics in optimizing the use of methotrexate for psoriasis. Br J Dermatol, 153(5), 869-73. eScholarID:79541 | PMID:16225593 | DOI:10.1111/j.1365-2133.2005.06880.x