Dr Onnie has published extensively in international peer reviewed journals and has contributed to a book on Inflammatory Bowel Disease.

Jayia P, Hosney S, Subramanian A, Onnie C. Arc of Buhler aneurysm: a rare cause of obstructive jaundice. Vascular and Endovascular Surgery 2011 Jan;45(1):92.

Inflammatory Bowel Disease Nursing. Published December 2010 Chapter 3, The Epidemiology of Inflammatory Bowel Disease

Mutational characterization of the bile acid receptor TGR5 in primary sclerosing cholangitis. Hov JR, Keitel V, Laerdahl JK, Spomer L, Ellinghaus E, ElSharawy A, Melum E, Boberg KM, Manke T, Balschun T, Schramm C, Bergquist A, Weismüller T, Gotthardt D, Rust C, Henckaerts L, Onnie CM, Weersma RK, Sterneck M, Teufel A, Runz H, Stiehl A, Ponsioen CY, Wijmenga C, Vatn MH; IBSEN Study Group, Stokkers PC, Vermeire S, Mathew CG, Lie BA, Beuers U, Manns MP, Schreiber S, Schrumpf E, Häussinger D, Franke A, Karlsen TH. PLoS One. 2010 Aug 25;5(8):e12403.

Genome-wide association study for ulcerative colitis identifies risk loci at 7q22 and 22q13 (IL17REL). Franke A, Balschun T, Sina C, Ellinghaus D, Häsler R, Mayr G, Albrecht M, Wittig M, Buchert E, Nikolaus S, Gieger C, Wichmann HE, Sventoraityte J, Kupcinskas L, Onnie CM, Gazouli M, Anagnou NP, Strachan D, McArdle WL, Mathew CG, Rutgeerts P, Vermeire S, Vatn MH; IBSEN study group, Krawczak M, Rosenstiel P, Karlsen TH, Schreiber S. Nature Genetics 2010 Apr;42(4):292-4

Independent and population-specific association of risk variants at the IRGM locus with Crohn's disease. Prescott NJ, Dominy KM, Kubo M, Lewis CM, Fisher SA, Redon R, Huang N, Stranger BE, Blaszczyk K, Hudspith B, Parkes G, Hosono N, Yamazaki K, Onnie CM, Forbes A, Dermitzakis ET, Nakamura Y, Mansfield JC, Sanderson J, Hurles ME, Roberts RG, Mathew CG. Human Molecular Genetics 2010 May 1;19(9):1828-39.

Common variants at five new loci associated with early-onset inflammatory bowel disease. Imielinski M, Baldassano RN, Griffiths A, Russell RK, Annese V, Dubinsky M, Kugathasan S, Bradfield JP, Walters TD, Sleiman P, Kim CE, Muise A, Wang K, Glessner JT, Saeed S, Zhang H, Frackelton EC, Hou C, Flory JH, Otieno G, Chiavacci RM, Grundmeier R, Castro M, Latiano A, Dallapiccola B, Stempak J, Abrams DJ, Taylor K, McGovern D; Western Regional Alliance for Pediatric IBD, Silber G, Wrobel I, Quiros A; International IBD Genetics Consortium, Barrett JC, Hansoul S, Nicolae DL, Cho JH, Duerr RH, Rioux JD, Brant SR, Silverberg MS, Taylor KD, Barmuda MM, Bitton A, Dassopoulos T, Datta LW, Green T, Griffiths AM, Kistner EO, Murtha MT, Regueiro MD, Rotter JI, Schumm LP, Steinhart AH, Targan SR, Xavier RJ; NIDDK IBD Genetics Consortium, Libioulle C, Sandor C, Lathrop M, Belaiche J, Dewit O, Gut I, Heath S, Laukens D, Mni M, Rutgeerts P, Van Gossum A, Zelenika D, Franchimont D, Hugot JP, de Vos M, Vermeire S, Louis E; Belgian-French IBD Consortium; Wellcome Trust Case Control Consortium, Cardon LR, Anderson CA, Drummond H, Nimmo E, Ahmad T, Prescott NJ, Onnie CM, Fisher SA, Marchini J, Ghori J, Bumpstead S, Gwillam R, Tremelling M, Delukas P, Mansfield J, Jewell D, Satsangi J, Mathew CG, Parkes M, Georges M, Daly MJ, Heyman MB, Ferry GD, Kirschner B, Lee J, Essers J, Grand R, Stephens M, Levine A, Piccoli D, Van Limbergen J, Cucchiara S, Monos DS, Guthery SL, Denson L, Wilson DC, Grant SF, Daly M, Silverberg MS, Satsangi J, Hakonarson H. Nature Genetics 2009 Dec;41(12):1335-40

Searching for genotype-phenotype structure: using hierarchical log-linear models in Crohn disease. Chapman JM, Onnie CM, Prescott NJ, Fisher SA, Mansfield JC, Mathew CG, Lewis CM, Verzilli CJ, Whittaker JC. American Journal of Human Genetics. 2009 Feb;84(2):178-87. Epub 2009 Jan 29.

Investigation of Crohn's disease risk loci in ulcerative colitis further defines their molecular relationship. Anderson CA, Massey DC, Barrett JC, Prescott NJ, Tremelling M, Fisher SA, Gwilliam R, Jacob J, Nimmo ER, Drummond H, Lees CW, Onnie CM, Hanson C, Blaszczyk K, Ravindrarajah R, Hunt S, Varma D, Hammond N, Lewis G, Attlesey H, Watkins N, Ouwehand W, Strachan D, McArdle W, Lewis CM; Wellcome Trust Case Control Consortium, Lobo A, Sanderson J, Jewell DP, Deloukas P, Mansfield JC, Mathew CG, Satsangi J, Parkes M. Gastroenterology. 2009 Feb;136(2):523-9.e3. Epub 2008 Oct 25.

Sequence variants in IL10, ARPC2 and multiple other loci contribute to ulcerative colitis susceptibility. Franke A, Balschun T, Karlsen TH, Sventoraityte J, Nikolaus S, Mayr G, Domingues FS, Albrecht M, Nothnagel M, Ellinghaus D, Sina C, Onnie CM, Weersma RK, Stokkers PC, Wijmenga C, Gazouli M, Strachan D, McArdle WL, Vermeire S, Rutgeerts P, Rosenstiel P, Krawczak M, Vatn MH; IBSEN study group, Mathew CG, Schreiber S. Nature Genetics 2008 Nov;40(11):1319-23. Epub 2008 Oct 5.

Genome-wide association defines more than 30 distinct susceptibility loci for Crohn's disease. Barrett JC, Hansoul S, Nicolae DL, Cho JH, Duerr RH, Rioux JD, Brant SR, Silverberg MS, Taylor KD, Barmada MM, Bitton A, Dassopoulos T, Datta LW, Green T, Griffiths AM, Kistner EO, Murtha MT, Regueiro MD, Rotter JI, Schumm LP, Steinhart AH, Targan SR, Xavier RJ; NIDDK IBD Genetics Consortium, Libioulle C, Sandor C, Lathrop M, Belaiche J, Dewit O, Gut I, Heath S, Laukens D, Mni M, Rutgeerts P, Van Gossum A, Zelenika D, Franchimont D, Hugot JP, de Vos M, Vermeire S, Louis E; Belgian-French IBD Consortium; Wellcome Trust Case Control Consortium, Cardon LR, Anderson CA, Drummond H, Nimmo E, Ahmad T, Prescott NJ, Onnie CM, Fisher SA, Marchini J, Ghori J, Bumpstead S, Gwilliam R, Tremelling M, Deloukas P, Mansfield J, Jewell D, Satsangi J, Mathew CG, Parkes M, Georges M, Daly MJ. Nature Genetics 2008 Aug;40(8):955-62.

Genetic determinants of ulcerative colitis include the ECM1 locus and five loci implicated in Crohn's disease. Fisher SA, Tremelling M, Anderson CA, Gwilliam R, Bumpstead S, Prescott NJ, Nimmo ER, Massey D, Berzuini C, Johnson C, Barrett JC, Cummings FR, Drummond H, Lees CW, Onnie CM, Hanson CE, Blaszczyk K, Inouye M, Ewels P, Ravindrarajah R, Keniry A, Hunt S, Carter M, Watkins N, Ouwehand W, Lewis CM, Cardon L; Wellcome Trust Case Control Consortium, Lobo A, Forbes A, Sanderson J, Jewell DP, Mansfield JC, Deloukas P, Mathew CG, Parkes M, Satsangi J. Nature Genetics 2008 Jun;40(6):710-2.

Diverse effects of the CARD15 and IBD5 loci on clinical phenotype in 630 patients with Crohn's disease. Onnie CM, Fisher SA, Prescott NJ, Mirza MM, Green P, Sanderson J, Forbes A, Lewis CM, Mathew CG. European Journal of Gastroenterology and Hepatology 2008 Jan;20(1):37-45.

Association scan of 14,500 nonsynonymous SNPs in four diseases identifies autoimmunity variants. Wellcome Trust Case Control Consortium; Australo-Anglo-American Spondylitis Consortium (TASC), Burton PR, Clayton DG, Cardon LR, Craddock N, Deloukas P, Duncanson A, Kwiatkowski DP, McCarthy MI, Ouwehand WH, Samani NJ, Todd JA, Donnelly P, Barrett JC, Davison D, Easton D, Evans DM, Leung HT, Marchini JL, Morris AP, Spencer CC, Tobin MD, Attwood AP, Boorman JP, Cant B, Everson U, Hussey JM, Jolley JD, Knight AS, Koch K, Meech E, Nutland S, Prowse CV, Stevens HE, Taylor NC, Walters GR, Walker NM, Watkins NA, Winzer T, Jones RW, McArdle WL, Ring SM, Strachan DP, Pembrey M, Breen G, St Clair D, Caesar S, Gordon-Smith K, Jones L, Fraser C, Green EK, Grozeva D, Hamshere ML, Holmans PA, Jones IR, Kirov G, Moskivina V, Nikolov I, O'Donovan MC, Owen MJ, Collier DA, Elkin A, Farmer A, Williamson R, McGuffin P, Young AH, Ferrier IN, Ball SG, Balmforth AJ, Barrett JH, Bishop TD, Iles MM, Maqbool A, Yuldasheva N, Hall AS, Braund PS, Dixon RJ, Mangino M, Stevens S, Thompson JR, Bredin F, Tremelling M, Parkes M, Drummond H, Lees CW, Nimmo ER, Satsangi J, Fisher SA, Forbes A, Lewis CM, Onnie CM, Prescott NJ, Sanderson J, Matthew CG, Barbour J, Mohiuddin MK, Todhunter CE, Mansfield JC, Ahmad T, Cummings FR, Jewell DP, Webster J, Brown MJ, Lathrop MG, Connell J, Dominiczak A, Marcano CA, Burke B, Dobson R, Gungadoo J, Lee KL, Munroe PB, Newhouse SJ, Onipinla A, Wallace C, Xue M, Caulfield M, Farrall M, Barton A; Biologics in RA Genetics and Genomics Study Syndicate (BRAGGS) Steering Committee, Bruce IN, Donovan H, Eyre S, Gilbert PD, Hilder SL, Hinks AM, John SL, Potter C, Silman AJ, Symmons DP, Thomson W, Worthington J, Dunger DB, Widmer B, Frayling TM, Freathy RM, Lango H, Perry JR, Shields BM, Weedon MN, Hattersley AT, Hitman GA, Walker M, Elliott KS, Groves CJ, Lindgren CM, Rayner NW, Timpson NJ, Zeggini E, Newport M, Sirugo G, Lyons E, Vannberg F, Hill AV, Bradbury LA, Farrar C, Pointon JJ, Wordsworth P, Brown MA, Franklyn JA, Heward JM, Simmonds MJ, Gough SC, Seal S; Breast Cancer Susceptibility Collaboration (UK), Stratton MR, Rahman N, Ban M, Goris A, Sawcer SJ, Compston A, Conway D, Jallow M, Newport M, Sirugo G, Rockett KA, Bumpstead SJ, Chaney A, Downes K, Ghori MJ, Gwilliam R, Hunt SE, Inouye M, Keniry A, King E, McGinnis R, Potter S, Ravindrarajah R, Whittaker P, Widden C, Withers D, Cardin NJ, Davison D, Ferreira T, Pereira-Gale J, Hallgrimsdo'ttir IB, Howie BN, Su Z, Teo YY, Vukcevic D, Bentley D, Brown MA, Compston A, Farrall M, Hall AS, Hattersley AT, Hill AV, Parkes M, Pembrey M, Stratton MR, Mitchell SL, Newby PR, Brand OJ, Carr-Smith J, Pearce SH, McGinnis R, Keniry A, Deloukas P, Reveille JD, Zhou X, Sims AM, Dowling A, Taylor J, Doan T, Davis JC, Savage L, Ward MM, Learch TL, Weisman MH, Brown M. Nature Genetics 2007 Nov;39(11):1329-37.

Systematic association mapping identifies NELL1 as a novel IBD disease gene. Franke A, Hampe J, Rosenstiel P, Becker C, Wagner F, Häsler R, Little RD, Huse K, Ruether A, Balschun T, Wittig M, Elsharawy A, Mayr G, Albrecht M, Prescott NJ, Onnie CM, Fournier H, Keith T, Radelof U, Platzer M, Mathew CG, Stoll M, Krawczak M, Nürnberg P, Schreiber S. PLoS One. 2007 Aug 8;2(1):e691.

Sequence variants in the autophagy gene IRGM and multiple other replicating loci contribute to Crohn's disease susceptibility. Parkes M, Barrett JC, Prescott NJ, Tremelling M, Anderson CA, Fisher SA, Roberts RG, Nimmo ER, Cummings FR, Soars D, Drummond H, Lees CW, Khawaja SA, Bagnall R, Burke DA, Todhunter CE, Ahmad T, Onnie CM, McArdle W, Strachan D, Bethel G, Bryan C, Lewis CM, Deloukas P, Forbes A, Sanderson J, Jewell DP, Satsangi J, Mansfield JC; Wellcome Trust Case Control Consortium, Cardon L, Mathew CG. Nature Genetics 2007 Jul;39(7):830-2.

Combined evidence from three large British Association studies rejects TUCAN/CARD8 as an IBD susceptibility gene. Fisher SA, Mirza MM, Onnie CM, Soars D, Lewis CM, Prescott NJ, Mathew CG, Sanderson J, Forbes A, Todhunter C, Donaldson P, Mansfield J. Gastroenterology. 2007 May;132(5):2078-80.

A nonsynonymous SNP in ATG16L1 predisposes to ileal Crohn's disease and is independent of CARD15 and IBD5. Prescott NJ, Fisher SA, Franke A, Hampe J, Onnie CM, Soars D, Bagnall R, Mirza MM, Sanderson J, Forbes A, Mansfield JC, Lewis CM, Schreiber S, Mathew CG. Gastroenterology. 2007 May;132(5):1665-71

IL23R variation determines susceptibility but not disease phenotype in inflammatory bowel disease. Tremelling M, Cummings F, Fisher SA, Mansfield J, Gwilliam R, Keniry A, Nimmo ER, Drummond H, Onnie CM, Prescott NJ, Sanderson J, Bredin F, Berzuini C, Forbes A, Lewis CM, Cardon L, Deloukas P, Jewell D, Mathew CG, Parkes M, Satsangi J. Gastroenterology. 2007 May;132(5):1657-64.

A genome-wide association scan of nonsynonymous SNPs identifies a susceptibility variant for Crohn disease in ATG16L1. Hampe J, Franke A, Rosenstiel P, Till A, Teuber M, Huse K, Albrecht M, Mayr G, De La Vega FM, Briggs J, Günther S, Prescott NJ, Onnie CM, Häsler R, Sipos B, Fölsch UR, Lengauer T, Platzer M, Mathew CG, Krawczak M, Schreiber S. Nature Genetics 2007 Feb;39(2):207-11.

Genetic variation in myosin IXB is associated with ulcerative colitis. van Bodegraven AA, Curley CR, Hunt KA, Monsuur AJ, Linskens RK, Onnie CM, Crusius JB, Annese V, Latiano A, Silverberg MS, Bitton A, Fisher SA, Steinhart AH, Forbes A, Sanderson J, Prescott NJ, Strachan DP, Playford RJ, Mathew CG, Wijmenga C, Daly MJ, Rioux JD, van Heel DA. Gastroenterology. 2006 Dec;131(6):1768-74

Investigation of association of the DLG5 gene with phenotypes of inflammatory bowel disease in the British population. Pearce AV, Fisher SA, Prescott NJ, Onnie CM, Pattni R, Green P, Forbes A, Mansfield J, Sanderson J, Schreiber S, Lewis CM, Mathew CG.

International Journal of Colorectal Disease 2007 Apr;22(4):419-24. Direct or indirect association in a complex disease: the role of SLC22A4 and SLC22A5 functional variants in Crohn disease. Fisher SA, Hampe J, Onnie CM, Daly MJ, Curley C, Purcell S, Sanderson J, Mansfield J, Annese V, Forbes A, Lewis CM, Schreiber S, Rioux JD, Mathew CG. Human Mutation 2006 Aug;27(8):778-85.

Sequence variation, linkage disequilibrium and association with Crohn's disease on chromosome 5q31. Onnie C, Fisher SA, King K, Mirza M, Roberts R, Forbes A, Sanderson J, Lewis CM, Mathew CG. Genes Immunity 2006 Jul;7(5):359-65.

Associations of allelic variants of the multidrug resistance gene (ABCB1 or MDR1) and inflammatory bowel disease and their effects on disease behavior: a case-control and meta-analysis study. Onnie CM, Fisher SA, Pattni R, Sanderson J, Forbes A, Lewis CM, Mathew CG.

Inflammatory Bowel Diseases 2006 Apr;12(4):263-71. Mutation, selection, and evolution of the Crohn disease susceptibility gene CARD15. King K, Sheikh MF, Cuthbert AP, Fisher SA, Onnie CM, Mirza MM, Pattni RC, Sanderson J, Forbes A, Mansfield J, Lewis CM, Roberts RG, Mathew CG. Human Mutation 2006 Jan;27(1):44-54.

Evaluation of AGR2 and AGR3 as candidate genes for inflammatory bowel disease. Zheng W, Rosenstiel P, Huse K, Sina C, Valentonyte R, Mah N, Zeitlmann L, Grosse J, Ruf N, Nürnberg P, Costello CM, Onnie C, Mathew C, Platzer M, Schreiber S, Hampe J. Genes Immunity 2006 Jan;7(1):11-8.

A general autoimmunity gene (PTPN22) is not associated with inflammatory bowel disease in a British population. Prescott NJ, Fisher SA, Onnie C, Pattni R, Steer S, Sanderson J, Forbes A, Lewis CM, Mathew CG. Tissue Antigens 2005 Oct;66(4):318-20.

No association of the NFKB1 promoter polymorphism with ulcerative colitis in a British case control cohort. Mirza MM, Fisher SA, Onnie C, Lewis CM, Mathew CG, Sanderson J, Forbes A. Gut. 2005 Aug;54(8):1205-6.

Muramyl dipeptide and toll-like receptor sensitivity in NOD2-associated Crohn's disease. van Heel DA, Ghosh S, Butler M, Hunt KA, Lundberg AM, Ahmad T, McGovern DP, Onnie C, Negoro K, Goldthorpe S, Foxwell BM, Mathew CG, Forbes A, Jewell DP, Playford RJ. Lancet. 2005 May 21-27;365(9473):1794-6

The value of taking an 'ethics history'. Sayers GM, Barratt D, Gothard C, Onnie C, Perera S, Schulman D. Journal of Medical Ethics. 2001 Apr;27(2):114-7.