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2023
1 Waldum, Helge.
Conclusion that autoimmune gastritis does not predispose to gastric cancer is unproven. Gut 2023 s. -
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2 Waldum, Helge.
Dysfunction of von-Hippel Lindau factor causes reduced degradation of HIF leading to renal cancer. Hypoxia-inducible factor-prolyl hydroxylase enzyme inhibitors also lessen HIF destruction and could therefore increase renal cancer. Frontiers in Pharmacology 2023 ;Volum 14.
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3 Waldum, Helge.
Helicobacter pylori: A Bacterium Influencing and Causing Most of the Diseases in the Upper Gastrointestinal Tract. An Overview with Respect to Pathogenesis and Treatment Based on Basic Physiology. I: Helicobacter pylori Infection - An Up to Date on the Pathogenic Mechanisms, Diagnosis and Clinical Management. IntechOpen 2023 ISBN 9781837681716.
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4 Waldum, Helge.
Taper nok mer på Helseplattformen enn på "Helge Ingstad". Dagens næringsliv 2023
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5 Waldum, Helge; Fossmark, Reidar.
Inflammation and Digestive Cancer. International Journal of Molecular Sciences 2023 ;Volum 24.(17) s. -
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6 Waldum, Helge; Martinsen, Tom Christian.
Uforstand å tro at biologiske funksjoner kan fjernes uten konsekvenser. Dagens medisin 2023
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7 Waldum, Helge; Mjønes, Patricia Gjertrud.
Clear Cell Renal Cancer, a Tumour with Neuroendocrine Features Originating from the Erythropoietin-Producing Cell. I: Renal Cell Carcinoma - Recent Advances, New Perspectives and Applications. IntechOpen 2023 ISBN 978-1-83969-470-7.
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8 Waldum, Helge; Mjønes, Patricia Gjertrud.
The central role of gastrin in gastric cancer. Frontiers in Oncology 2023 ;Volum 13. s. -
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2022
9 Ness-Jensen, Eivind; Bringeland, Erling Audun; Mjønes, Patricia; Lagergren, Jesper; Grønbech, Jon Erik; Waldum, Helge; Fossmark, Reidar.
Hypergastrinemia and mortality in gastric adenocarcinoma: a population-based cohort study, the HUNT study. Scandinavian Journal of Gastroenterology 2022 ;Volum 57.(5) s. 558-565
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10 Waldum, Helge.
Risk of gastric and oesophageal adenocarcinomas following discontinuation of long-term proton-pump inhibitor therapy. Journal of gastroenterology 2022
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11 Waldum, Helge; Fossmark, Reidar.
Proton pump inhibitors and mortality.. Gastroenterology 2022 ;Volum 164.(6) s. 1162-1163
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12 Waldum, Helge; Wahba, Alexander.
Serotonin—A Driver of Progressive Heart Valve Disease. Frontiers in Cardiovascular Medicine 2022 ;Volum 9. s. -
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13 Waldum, Helge; Wiseth, Rune; Wahba, Alexander.
Serotonin and valvular heart disease. Expert opinion on therapeutic targets 2022
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2021
14 Ness-Jensen, Eivind; Bringeland, Erling Audun; Mjønes, Patricia; Lagergren, Jesper; Grønbech, Jon Erik; Waldum, Helge; Fossmark, Reidar.
HYPERGASTRINEMIA IS NOT ASSOCIATED WITH INCREASED MORTALITY IN GASTRIC ADENOCARCINOMA. ueg week virtual 2021; 2021-10-03 - 2021-10-05
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15 Ness-Jensen, Eivind; Bringeland, Erling Audun; Mjønes, Patricia; Lagergren, Jesper; Grønbech, Jon Erik; Waldum, Helge; Fossmark, Reidar.
HYPERGASTRINEMIA IS NOT ASSOCIATED WITH INCREASED MORTALITY IN GASTRIC ADENOCARCINOMA. United European Gastroenterology Journal (UEG Journal) 2021 ;Volum 9. Suppl. 8 s. 307-307
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16 Waldum, Helge.
Tumor classification should be based on biology and not consensus: Re-defining tumors based on biology may accelerate progress, an experience of gastric cancer. Cancers 2021 ;Volum 13.(13) s. -
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17 Waldum, Helge; Fossmark, Reidar.
Gastritis, Gastric Polyps and Gastric Cancer. International Journal of Molecular Sciences 2021 ;Volum 22.(12)
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18 Waldum, Helge; Martinsen, Tom Christian.
Chronic diseases: what about infections of virus and prions via the gut?. Therapeutic Advances in Gastroenterology 2021 ;Volum 14. s. 1-2
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19 Waldum, Helge; Mjønes, Patricia.
Time to classify tumours of the stomach and the kidneys according to cell of origin. International Journal of Molecular Sciences 2021 ;Volum 22.(24) s. -
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2020
20 Aasarød, Kristin Matre; Waldum, Helge; Stunes, Astrid Kamilla; Sandvik, Arne Kristian; Flatberg, Arnar; Mjønes, Patricia; Syversen, Unni; Bakke, Ingunn; Fossmark, Reidar.
Gastric corpus mucosal hyperplasia and neuroendocrine cell hyperplasia, but not spasmolytic polypeptide-expressing metaplasia is prevented by a gastrin-blocker in H+/K+ATPase beta subunit deficient mice. Digestive Disease Week; 2020-05-02 - 2020-05-05
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21 Aasarød, Kristin Matre; Waldum, Helge; Stunes, Astrid Kamilla; Sandvik, Arne Kristian; Flatberg, Arnar; Mjønes, Patricia; Syversen, Unni; Bakke, Ingunn; Fossmark, Reidar.
Gastric Corpus Mucosal Hyperplasia and Neuroendocrine Cell Hyperplasia, but not Spasmolytic Polypeptide-Expressing Metaplasia, Is Prevented by a Gastrin Receptor Antagonist in H+/K+ATPase Beta Subunit Knockout Mice. International Journal of Molecular Sciences 2020 ;Volum 21.(3)
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22 Helgadottir, Holmfridur; Lund, Sigrun H; Gizurarson, Sveinbjörn; Waldum, Helge; Björnsson, Einar B.
Pharmacokinetics of single and repeated oral doses of esomeprazole and gastrin elevation in healthy males and females. Scandinavian Journal of Gastroenterology 2020 s. 1-9
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23 Kjellman, Magnus; Knigge, Ulrich; Welin, Staffan; Thiis-Evensen, Espen; Grønbæk, H; Schalin-Jäntti, Camilla; Sorbye, Halfdan; Jørgensen, M; Johanson, V; Metso, S; Waldum, Helge; Søreide, Jon Arne; Ebeling, Tapani; Lindberg, F; Landerholm, K; Wallin, G; Salem, F; Schneider, MDP; Belusa, Roger.
A plasma protein biomarker strategy for detection of small intestinal neuroendocrine tumors. Neuroendocrinology 2020
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24 Ness-Jensen, Eivind; Bringeland, Erling Audun; Mattsson, Fredrik; Lagergren, Jesper; Grønbech, Jon Erik; Waldum, Helge; Fossmark, Reidar.
Hypergastrinemi er assosiert med forekomst av proksimale adenokarsinom i ventrikkel. Årsmøte i Norsk gastroenterologisk forening; 2020-02-06 - 2020-02-08
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25 Ness-Jensen, Eivind; Bringeland, Erling Audun; Mattsson, Fredrik; Lagergren, Jesper; Grønbech, Jon Erik; Waldum, Helge; Fossmark, Reidar.
Hypergastrinemia is associated with proximal and intestinal type gastric adenocarcinoma. Digestive Disease Week (DDW) 2020; 2020-05-02 - 2020-05-05
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26 Ness-Jensen, Eivind; Bringeland, Erling Audun; Mattsson, Fredrik; Lagergren, Jesper; Grønbech, Jon Erik; Waldum, Helge; Fossmark, Reidar.
Hypergastrinemia is associated with proximal and intestinal type gastric adenocarcinoma. Gastroenterology 2020 ;Volum 158.(6) Suppl. 1 s. S-321-S-322
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27 Ness-Jensen, Eivind; Bringeland, Erling Audun; Mattsson, Fredrik; Mjønes, Patricia; Lagergren, Jesper; Grønbech, Jon Erik; Waldum, Helge; Fossmark, Reidar.
Hypergastrinemia is associated with an increased risk of gastric adenocarcinoma with proximal location: A prospective population-based nested case-control study. International Journal of Cancer 2020 ;Volum 148. s. 1879-1886
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28 Waldum, Helge.
Gastrin drives gastric cancer due to oxyntic atrophy also after Helicobacter pylori eradication.. Therap Adv Gastroenterol 2020 ;Volum 13.(Jun 23) s. -
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29 Waldum, Helge.
Reflections after 10 years as Editor, including 8 years as Editor-in-Chief in Scandinavian Journal of Gastroenterology. Scandinavian Journal of Gastroenterology 2020 ;Volum 55.(6) s. 638-639
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30 Waldum, Helge.
The increase in early-onset gastric carcinomas from 1995 is probably due to the introduction of proton pump inhibitors. Surgery 2020 ;Volum 168.(3) s. 568-569
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31 Waldum, Helge.
The Influence of the Pharmaceutical Industry on Medicine, as Exemplified by Proton Pump Inhibitors. Cambridge Scholars Publishing 2020 (ISBN 1-5275-5882-7) 152 s.
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32 Waldum, Helge; Mjønes, Patricia.
Correct Identification of Cell of Origin may Explain Many Aspects of Cancer: The role of Neuroendocrine Cells as Exemplified from the Stomach. International Journal of Molecular Sciences 2020 ;Volum 21.
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33 Waldum, Helge; Mjønes, Patricia.
Towards understanding of gastric cancer based upon physiological role of gastrin and ECL cells. Cancers 2020 ;Volum 12.(11) s. -
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2019
34 Fossmark, Reidar; Balto, Tine Marie; Martinsen, Tom Christian; Grønbech, Jon Erik; Munkvold, Bjørn; Mjønes, Patricia; Waldum, Helge.
Hepatic micrometastases outside macrometastases are present in all patients with ileal neuroendocrine primary tumour at the time of liver resection.. Scandinavian Journal of Gastroenterology 2019 ;Volum 54.(8) s. 1003-1007
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35 Fossmark, Reidar; Balto, Tine Marie; Martinsen, Tom Christian; Grønbech, Jon Erik; Munkvold, Bjørn; Mjønes, Patricia; Waldum, Helge.
Hepatic neuroendocrine (NE) micrometastases outside macrometastases are found in all patients with ileal primary tumour at the time of liver resection. European Neuroendocrine Tumour Society; 2019-03-11 - 2019-03-13
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36 Fossmark, Reidar; Martinsen, Tom Christian; Waldum, Helge.
Adverse effects of proton pump inhibitors – evidence and plausibility.. International Journal of Molecular Sciences 2019 ;Volum 20:5203.(20) s. 1-15
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37 Martinsen, Tom Christian; Fossmark, Reidar; Waldum, Helge.
The phylogeny and biological function of gastric juice-microbiological consequences of removing gastric acid. International Journal of Molecular Sciences 2019 ;Volum 20:6031.(23) s. 1-22
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38 Waldum, Helge.
Hypergastrinemia is the Pathogenetic Factor in Helicobacter Pylori Carcinogenesis. Clinical Consequences, Particularly for Treatment with Inhibitors of Gastric Acid Secretion. Japan Journal of Medicine 2019 ;Volum 2.(4)
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39 Waldum, Helge.
Stomach Hormones. I: Hormonal signaling in biology and medicine. Comprehensive modern endocrinology.. Elsevier 2019 ISBN 9780128138144.
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40 Waldum, Helge; Fossmark, Reidar.
Enterochromaffin-like (ECL) Cells. I: Encyclopedia of Gastroenterology 2nd Edition. Elsevier 2019 ISBN 9780128124604. s. 265-272
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41 Waldum, Helge; Fossmark, Reidar.
Role of Autoimmune Gastritis in Gastric Cancer. Clinical and Translational Gastroenterology 2019 ;Volum 10.(9) s. e00080-
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42 Waldum, Helge; Rehfeld, Jens F..
Gastric cancer and gastrin: on the interaction of Helicobacter pylori gastritis and acid inhibitory induced hypergastrinemia. Scandinavian Journal of Gastroenterology 2019 ;Volum 54.(9) s. 1118-1123
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43 Waldum, Helge; Sørdal, Øystein Finset; Mjønes, Patricia.
The enterochromaffin-like [ECL] cell-central in gastric physiology and pathology. International Journal of Molecular Sciences 2019 ;Volum 20:2444.(10) s. 1-11
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2018
44 Boyce, Malcolm; Moore, Andrew; Parsons, Bryony; Lloyd, Katy A.; Sagatun, Liv; Varro, Andrea; Fossmark, Reidar; Waldum, Helge; Pritchard, Mark.
Netazepide, a gastrin/CCK2 receptor antagonist, can eradicate gastric neuroendocrine tumours in patients with autoimmune chronic atrophic gastritis. North American Neuroendocrine Tumour Society NANETS; 2018-10-04 - 2018-10-06
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45 Valeur, Jørgen; Waldum, Helge.
Surmaget. NGF-nytt 2018 ;Volum 25.(1) s. 42-42
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46 Waldum, Helge.
Editorial: proton pump inhibitors (PPIs) and primary liver cancer. Alimentary Pharmacology and Therapeutics 2018 ;Volum 48.(3) s. 380-381
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47 Waldum, Helge.
Evidensbasert medisin- er alene et for spinkelt grunnlag for klinisk praksis. LVSinfo 2018 ;Volum 3. s. 6-7
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48 Waldum, Helge; Fossmark, Reidar.
Proton pump inhibitors and gastric cancer: a long expected side effect finally reported also in man. Gut 2018 ;Volum 67.(1) s. 199-200
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49 Waldum, Helge; Fossmark, Reidar.
Types of gastric carcinomas. International Journal of Molecular Sciences 2018 ;Volum 19. s. 1-12
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50 Waldum, Helge; Öberg, Kjell; Sørdal, Øystein Finset; Sandvik, Arne Kristian; Gustafsson, Björn; Mjønes, Patricia; Fossmark, Reidar.
Not only stem cells, but also mature cells, particularly neuroendocrine cells, may develop into tumours: time for a paradigm shift. Therapeutic Advances in Gastroenterology 2018 ;Volum 11. s. 1-17
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