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C-C Motif Ligand 20 (CCL20) and C-C Motif Chemokine Receptor 6 (CCR6) in Human Peripheral Blood Mononuclear Cells: Dysregulated in Ulcerative Colitis and a Potential Role for CCL20 in IL-1β Release.

Skovdahl HK, Damås JK, Granlund AVB, Østvik AE, Doseth B, Bruland T, Mollnes TE, Sandvik AK.

Int J Mol Sci. 2018 Oct 20;19(10). pii: E3257. doi: 10.3390/ijms19103257.


Not only stem cells, but also mature cells, particularly neuroendocrine cells, may develop into tumours: time for a paradigm shift.

Waldum HL, Öberg K, Sørdal ØF, Sandvik AK, Gustafsson BI, Mjønes P, Fossmark R.

Therap Adv Gastroenterol. 2018 May 27;11:1756284818775054. doi: 10.1177/1756284818775054. eCollection 2018. Review.


Expression of neutrophil gelatinase-associated lipocalin (NGAL) in the gut in Crohn's disease.

Thorsvik S, Bakke I, van Beelen Granlund A, Røyset ES, Damås JK, Østvik AE, Sandvik AK.

Cell Tissue Res. 2018 Nov;374(2):339-348. doi: 10.1007/s00441-018-2860-8. Epub 2018 Jun 5.


Gammadelta T Cells: Unconventional T Cells Involved in IBD Pathogenesis.

Catalan-Serra I, Andreu-Ballester JC, Bruland T, Sandvik AK.

Dig Dis Sci. 2018 May 11. doi: 10.1007/s10620-018-5059-7. [Epub ahead of print] No abstract available.


Recurrent attacks of acute hepatic porphyria: major role of the chronic inflammatory response in the liver.

Schmitt C, Lenglet H, Yu A, Delaby C, Benecke A, Lefebvre T, Letteron P, Paradis V, Wahlin S, Sandberg S, Harper P, Sardh E, Sandvik AK, Hov JR, Aarsand AK, Chiche L, Bazille C, Scoazec JY, To-Figueras J, Carrascal M, Abian J, Mirmiran A, Karim Z, Deybach JC, Puy H, Peoc'h K, Manceau H, Gouya L.

J Intern Med. 2018 Jul;284(1):78-91. doi: 10.1111/joim.12750. Epub 2018 Mar 26.


The cytoprotective protein clusterin is overexpressed in hypergastrinemic rodent models of oxyntic preneoplasia and promotes gastric cancer cell survival.

Vange P, Bruland T, Doseth B, Fossmark R, Sousa MML, Beisvag V, Sørdal Ø, Qvigstad G, Waldum HL, Sandvik AK, Bakke I.

PLoS One. 2017 Sep 13;12(9):e0184514. doi: 10.1371/journal.pone.0184514. eCollection 2017.


Gammadelta T Cells in Crohn's Disease: A New Player in the Disease Pathogenesis?

Catalan-Serra I, Sandvik AK, Bruland T, Andreu-Ballester JC.

J Crohns Colitis. 2017 Sep 1;11(9):1135-1145. doi: 10.1093/ecco-jcc/jjx039. Review.


Fecal neutrophil gelatinase-associated lipocalin as a biomarker for inflammatory bowel disease.

Thorsvik S, Damås JK, Granlund AV, Flo TH, Bergh K, Østvik AE, Sandvik AK.

J Gastroenterol Hepatol. 2017 Jan;32(1):128-135. doi: 10.1111/jgh.13598.


Skeletal effects of a gastrin receptor antagonist in H+/K+ATPase beta subunit KO mice.

Aasarød KM, Ramezanzadehkoldeh M, Shabestari M, Mosti MP, Stunes AK, Reseland JE, Beisvag V, Eriksen EF, Sandvik AK, Erben RG, Schüler C, Boyce M, Skallerud BH, Syversen U, Fossmark R.

J Endocrinol. 2016 Aug;230(2):251-62. doi: 10.1530/JOE-16-0017. Epub 2016 Jun 20.


Connective tissue growth factor is activated by gastrin and involved in gastrin-induced migration and invasion.

Bhandari S, Bakke I, Kumar J, Beisvag V, Sandvik AK, Thommesen L, Varro A, Nørsett KG.

Biochem Biophys Res Commun. 2016 Jun 17;475(1):119-24. doi: 10.1016/j.bbrc.2016.05.052. Epub 2016 May 11.


Cellular localization of guanylin and uroguanylin mRNAs in human and rat duodenal and colonic mucosa.

Brenna Ø, Furnes MW, Munkvold B, Kidd M, Sandvik AK, Gustafsson BI.

Cell Tissue Res. 2016 Aug;365(2):331-41. doi: 10.1007/s00441-016-2393-y. Epub 2016 Apr 5.


Expression of CCL20 and Its Corresponding Receptor CCR6 Is Enhanced in Active Inflammatory Bowel Disease, and TLR3 Mediates CCL20 Expression in Colonic Epithelial Cells.

Skovdahl HK, Granlund Av, Østvik AE, Bruland T, Bakke I, Torp SH, Damås JK, Sandvik AK.

PLoS One. 2015 Nov 4;10(11):e0141710. doi: 10.1371/journal.pone.0141710. eCollection 2015.


Genome-wide analysis of the oxyntic proliferative isthmus zone reveals ASPM as a possible gastric stem/progenitor cell marker over-expressed in cancer.

Vange P, Bruland T, Beisvag V, Erlandsen SE, Flatberg A, Doseth B, Sandvik AK, Bakke I.

J Pathol. 2015 Dec;237(4):447-59. doi: 10.1002/path.4591. Epub 2015 Aug 26.


The guanylate cyclase-C signaling pathway is down-regulated in inflammatory bowel disease.

Brenna Ø, Bruland T, Furnes MW, Granlund Av, Drozdov I, Emgård J, Brønstad G, Kidd M, Sandvik AK, Gustafsson BI.

Scand J Gastroenterol. 2015;50(10):1241-52. doi: 10.3109/00365521.2015.1038849. Epub 2015 May 15.


Hypergastrinemia is associated with adenocarcinomas in the gastric corpus and shorter patient survival.

Fossmark R, Sagatun L, Nordrum IS, Sandvik AK, Waldum HL.

APMIS. 2015 Jun;123(6):509-14. doi: 10.1111/apm.12380. Epub 2015 May 5.


A novel POLE mutation associated with cancers of colon, pancreas, ovaries and small intestine.

Hansen MF, Johansen J, Bjørnevoll I, Sylvander AE, Steinsbekk KS, Sætrom P, Sandvik AK, Drabløs F, Sjursen W.

Fam Cancer. 2015 Sep;14(3):437-48. doi: 10.1007/s10689-015-9803-2.


Inflammatory bowel disease.

Vatn MH, Sandvik AK.

Scand J Gastroenterol. 2015 Jun;50(6):748-62. doi: 10.3109/00365521.2015.1033000. Epub 2015 Apr 8. Review.


BRAF V600E mutation in early-stage multiple myeloma: good response to broad acting drugs and no relation to prognosis.

Rustad EH, Dai HY, Hov H, Coward E, Beisvag V, Myklebost O, Hovig E, Nakken S, Vodák D, Meza-Zepeda LA, Sandvik AK, Wader KF, Misund K, Sundan A, Aarset H, Waage A.

Blood Cancer J. 2015 Mar 20;5:e299. doi: 10.1038/bcj.2015.24.


Gene expression profiling of gastric mucosa in mice lacking CCK and gastrin receptors.

Zhao CM, Kodama Y, Flatberg A, Beisvag V, Kulseng B, Sandvik AK, Rehfeld JF, Chen D.

Regul Pept. 2014 Jun-Aug;192-193:35-44. doi: 10.1016/j.regpep.2014.08.002. Epub 2014 Aug 23.


Denervation suppresses gastric tumorigenesis.

Zhao CM, Hayakawa Y, Kodama Y, Muthupalani S, Westphalen CB, Andersen GT, Flatberg A, Johannessen H, Friedman RA, Renz BW, Sandvik AK, Beisvag V, Tomita H, Hara A, Quante M, Li Z, Gershon MD, Kaneko K, Fox JG, Wang TC, Chen D.

Sci Transl Med. 2014 Aug 20;6(250):250ra115. doi: 10.1126/scitranslmed.3009569.


Mucosal toll-like receptor 3-dependent synthesis of complement factor B and systemic complement activation in inflammatory bowel disease.

Ostvik AE, Granlund Av, Gustafsson BI, Torp SH, Espevik T, Mollnes TE, Damås JK, Sandvik AK.

Inflamm Bowel Dis. 2014 Jun;20(6):995-1003. doi: 10.1097/MIB.0000000000000035.


The PAS positive material in gastric cancer cells of signet ring type is not mucin.

Sørdal Ø, Qvigstad G, Nordrum IS, Sandvik AK, Gustafsson BI, Waldum H.

Exp Mol Pathol. 2014 Jun;96(3):274-8. doi: 10.1016/j.yexmp.2014.02.008. Epub 2014 Feb 28.


NR4A2 is regulated by gastrin and influences cellular responses of gastric adenocarcinoma cells.

Misund K, Selvik LK, Rao S, Nørsett K, Bakke I, Sandvik AK, Lægreid A, Bruland T, Prestvik WS, Thommesen L.

PLoS One. 2013 Sep 27;8(9):e76234. doi: 10.1371/journal.pone.0076234. eCollection 2013.


Expression of Toll-like receptor-3 is enhanced in active inflammatory bowel disease and mediates the excessive release of lipocalin 2.

Østvik AE, Granlund AV, Torp SH, Flatberg A, Beisvåg V, Waldum HL, Flo TH, Espevik T, Damås JK, Sandvik AK.

Clin Exp Immunol. 2013 Sep;173(3):502-11. doi: 10.1111/cei.12136.


REG gene expression in inflamed and healthy colon mucosa explored by in situ hybridisation.

van Beelen Granlund A, Østvik AE, Brenna Ø, Torp SH, Gustafsson BI, Sandvik AK.

Cell Tissue Res. 2013 Jun;352(3):639-46. doi: 10.1007/s00441-013-1592-z. Epub 2013 Mar 22.


Whole genome gene expression meta-analysis of inflammatory bowel disease colon mucosa demonstrates lack of major differences between Crohn's disease and ulcerative colitis.

Granlund Av, Flatberg A, Østvik AE, Drozdov I, Gustafsson BI, Kidd M, Beisvag V, Torp SH, Waldum HL, Martinsen TC, Damås JK, Espevik T, Sandvik AK.

PLoS One. 2013;8(2):e56818. doi: 10.1371/journal.pone.0056818. Epub 2013 Feb 13.


Relevance of TNBS-colitis in rats: a methodological study with endoscopic, histologic and Transcriptomic [corrected] characterization and correlation to IBD.

Brenna Ø, Furnes MW, Drozdov I, van Beelen Granlund A, Flatberg A, Sandvik AK, Zwiggelaar RT, Mårvik R, Nordrum IS, Kidd M, Gustafsson BI.

PLoS One. 2013;8(1):e54543. doi: 10.1371/journal.pone.0054543. Epub 2013 Jan 31. Erratum in: PLoS One. 2014;9(6):e101382. PLoS One. 2013;8(5). doi:10.1371/annotation/af20399c-993e-436c-ad06-e0d8a657a7b4.


Enhanced expression of CXCL10 in inflammatory bowel disease: potential role of mucosal Toll-like receptor 3 stimulation.

Ostvik AE, Granlund AV, Bugge M, Nilsen NJ, Torp SH, Waldum HL, Damås JK, Espevik T, Sandvik AK.

Inflamm Bowel Dis. 2013 Feb;19(2):265-74. doi: 10.1002/ibd.23034.


Regulated endocrine-specific protein 18 (RESP18) is localized to and regulated in A-like cells and G-cells in rat stomach.

Erlandsen SE, Qvigstad G, Fossmark R, Bakke I, Chen D, Sandvik AK.

Regul Pept. 2012 Aug 20;177(1-3):53-9. doi: 10.1016/j.regpep.2012.04.008. Epub 2012 May 2.


Withdrawing PPI therapy: response to Metz et al.

Waldum HL, Sandvik AK, Hauso O, Qvigstad G, Fossmark R.

Am J Gastroenterol. 2012 Feb;107(2):325-6; author reply 326. doi: 10.1038/ajg.2011.391. No abstract available.


The role of mechanical forces and adenosine in the regulation of intestinal enterochromaffin cell serotonin secretion.

Chin A, Svejda B, Gustafsson BI, Granlund AB, Sandvik AK, Timberlake A, Sumpio B, Pfragner R, Modlin IM, Kidd M.

Am J Physiol Gastrointest Liver Physiol. 2012 Feb 1;302(3):G397-405. doi: 10.1152/ajpgi.00087.2011. Epub 2011 Oct 28.


Gastrin upregulates the prosurvival factor secretory clusterin in adenocarcinoma cells and in oxyntic mucosa of hypergastrinemic rats.

Fjeldbo CS, Bakke I, Erlandsen SE, Holmseth J, Lægreid A, Sandvik AK, Thommesen L, Bruland T.

Am J Physiol Gastrointest Liver Physiol. 2012 Jan 1;302(1):G21-33. doi: 10.1152/ajpgi.00197.2011. Epub 2011 Oct 13.


Activation of REG family proteins in colitis.

Granlund Av, Beisvag V, Torp SH, Flatberg A, Kleveland PM, Ostvik AE, Waldum HL, Sandvik AK.

Scand J Gastroenterol. 2011 Nov;46(11):1316-23. doi: 10.3109/00365521.2011.605463.


Contributions of the EMERALD project to assessing and improving microarray data quality.

Beisvåg V, Kauffmann A, Malone J, Foy C, Salit M, Schimmel H, Bongcam-Rudloff E, Landegren U, Parkinson H, Huber W, Brazma A, Sandvik AK, Kuiper M.

Biotechniques. 2011 Jan;50(1):27-31. doi: 10.2144/000113591.


PPI-induced hypergastrinaemia and Barrett's mucosa: the fog thickens.

Waldum HL, Hauso Ø, Sandvik AK.

Gut. 2010 Aug;59(8):1157-8; authr reply 1158. doi: 10.1136/gut.2010.213173. No abstract available.


Acute porphyrias may be overlooked in patients taking methenamine hippurate.

Webber PR, Aarsand AK, Sandvik AK, Skadberg Ø, Lindberg M, Sandberg S.

Clin Chem Lab Med. 2010 Sep;48(9):1355-7. doi: 10.1515/CCLM.2010.253. No abstract available.


A Bayesian hierarchical model for quantitative real-time PCR data.

Follestad T, Jørstad TS, Erlandsen SE, Sandvik AK, Bones AM, Langaas M.

Stat Appl Genet Mol Biol. 2010;9:Article 3. doi: 10.2202/1544-6115.1427. Epub 2010 Jan 6.


Rebound acid hypersecretion from a physiological, pathophysiological and clinical viewpoint.

Waldum HL, Qvigstad G, Fossmark R, Kleveland PM, Sandvik AK.

Scand J Gastroenterol. 2010 Apr;45(4):389-94. doi: 10.3109/00365520903477348. Review.


Pathological and physiological hypertrophies are regulated by distinct gene programs.

Beisvag V, Kemi OJ, Arbo I, Loennechen JP, Wisløff U, Langaas M, Sandvik AK, Ellingsen Ø.

Eur J Cardiovasc Prev Rehabil. 2009 Dec;16(6):690-7. doi: 10.1097/HJR.0b013e32833158a2.


Neuroendocrine cells in diffuse gastric carcinomas: an ultrastructural study with immunogold labeling of chromogranin A.

Martinsen TC, Skogaker NE, Fossmark R, Nordrum IS, Sandvik AK, Bendheim MØ, Bakkelund KE, Waldum HL.

Appl Immunohistochem Mol Morphol. 2010 Jan;18(1):62-8. doi: 10.1097/PAI.0b013e3181b70594.


Interactions between gastric acid secretagogues and the localization of the gastrin receptor.

Waldum HL, Kleveland PM, Brenna E, Bakke I, Qvigstad G, Martinsen TC, Fossmark R, Gustafsson BI, Sandvik AK.

Scand J Gastroenterol. 2009;44(4):390-3. doi: 10.1080/00365520802624219. Review. No abstract available.


Classification of tumours.

Waldum HL, Sandvik AK, Brenna E, Fossmark R, Qvigstad G, Soga J.

J Exp Clin Cancer Res. 2008 Nov 14;27:70. doi: 10.1186/1756-9966-27-70.


Changes in gene expression of gastric mucosa during therapeutic acid inhibition.

Nørsett KG, Laegreid A, Kusnierczyk W, Langaas M, Ylving S, Fossmark R, Myhre S, Falkmer S, Waldum HL, Sandvik AK.

Eur J Gastroenterol Hepatol. 2008 Jul;20(7):613-23. doi: 10.1097/MEG.0b013e3282f5dc19.


Post-ischaemic restituted intestinal mucosa is more resistant to further ischaemia than normal mucosa in the pig.

Juel IS, Solligård E, Tvedt KE, Skogvoll E, Jynge P, Beisvag V, Erlandsen SE, Sandvik AK, Aadahl P, Grønbech JE.

Scand J Clin Lab Invest. 2008;68(2):106-16. Epub 2007 Nov 21.


Angioma serpiginosum with oesophageal papillomatosis is an X-linked dominant condition that maps to Xp11.3-Xq12.

Blinkenberg EO, Brendehaug A, Sandvik AK, Vatne O, Hennekam RC, Houge G.

Eur J Hum Genet. 2007 May;15(5):543-7. Epub 2007 Mar 7.


Octreotide induces apoptosis in the oxyntic mucosa.

Erlandsen SE, Fykse V, Waldum HL, Sandvik AK.

Mol Cell Endocrinol. 2007 Jan 29;264(1-2):188-96. Epub 2007 Jan 8.


GeneTools--application for functional annotation and statistical hypothesis testing.

Beisvag V, Jünge FK, Bergum H, Jølsum L, Lydersen S, Günther CC, Ramampiaro H, Langaas M, Sandvik AK, Laegreid A.

BMC Bioinformatics. 2006 Oct 24;7:470.


Aetiology-specific patterns in end-stage heart failure patients identified by functional annotation and classification of microarray data.

Beisvag V, Lehre PK, Midelfart H, Aass H, Geiran O, Sandvik AK, Laegreid A, Komorowski J, Ellingsen O.

Eur J Heart Fail. 2006 Jun;8(4):381-9. Epub 2006 Jun 6.


ECL cell histamine mobilization and parietal cell stimulation in the rat stomach studied by microdialysis and electron microscopy.

Fykse V, Solligård E, Bendheim MØ, Chen D, Grønbech JE, Sandvik AK, Waldum HL.

Acta Physiol (Oxf). 2006 Jan;186(1):37-43.


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