Browsing Bergen Open Research Archive by Author "Leh, Sabine Maria"
Now showing items 1-16 of 16
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Addition of eGFR and age improves the prognostic absolute renal risk-model in 1,134 norwegian patients with IgA nephropathy
Knoop, Thomas; Vågane, Ann Merethe; Vikse, Bjørn Egil; Svarstad, Einar; Magnusdottir, Bergrun Tinna; Leh, Sabine Maria; Reisæter, Anna Varberg; Bjørneklett, Rune (Peer reviewed; Journal article, 2015-05)Background: Predicting outcome in individual patients with IgA nephropathy (IgAN) is difficult but important. For this purpose, the absolute renal risk (ARR) model has been developed in a French cohort to calculate the ... -
Afferent arteriolopathy and glomerular collapse but not segmental sclerosis induce tubular atrophy in old spontaneously hypertensive rats
Leh, Sabine Maria; Hultström, Michael; Rosenberger, Christian; Iversen, Bjarne M. (Peer reviewed; Journal article, 2011-06-10)In chronic renal disease, the temporal and spatial relationship between vascular, glomerular and tubular changes is still unclear. Hypertension, an important cause of chronic renal failure, leads to afferent arteriolopathy, ... -
AXL targeting reduces fibrosis development in experimental unilateral ureteral obstruction
Landolt, Lea Zoe; Furriol, Jessica; Babickova, Janka; Ahmed, Lavina; Eikrem, Øystein Solberg; Skogstrand, Trude; Scherer, Andreas; Suliman, Salwa; Leh, Sabine Maria; Lorens, James; Gausdal, Gro; Marti, Hans-Peter; Osman, Tarig Al-Hadi (Peer reviewed; Journal article, 2019)The AXL receptor tyrosine kinase (RTK) is involved in partial epithelial-tomesenchymal transition (EMT) and inflammation – both main promoters of renal fibrosis development. The study aim was to investigate the role of AXL ... -
Characterization of glomerular extracellular matrix in IgA nephropathy by proteomic analysis of laser-captured microdissected glomeruli
Paunas, Flavia Teodora Ioana; Finne, Kenneth; Leh, Sabine Maria; Osman, Tarig Al-Hadi; Marti, Hans-Peter; Berven, Frode; Vikse, Bjørn Egil (Peer reviewed; Journal article, 2019-11-14)Background IgA nephropathy (IgAN) involves mesangial matrix expansion, but the proteomic composition of this matrix is unknown. The present study aimed to characterize changes in extracellular matrix in IgAN. Methods In ... -
Combined endorectal ultrasonography and strain elastography for the staging of early rectal cancer
Waage, Jo Erling Riise; Bach, Simon; Pfeffer, Frank; Leh, Sabine Maria; Havre, Roald Flesland; Ødegaard, Svein; Baatrup, Gunnar (Peer reviewed; Journal article, 2015-01)Aim: Strain elastography is a novel approach to rectal tumour evaluation. The primary aim of this study was to correlate elastography to pT stages of rectal tumours and to assess the ability of the method to differentiate ... -
Effects of baked and raw salmon fillet on lipids and n-3 PUFAs in serum and tissues in Zucker fa/fa rats
Vikøren, Linn Anja Slåke; Drotningsvik, Aslaug; Bergseth, Marthe Tønder; Mjøs, Svein Are; Mola, Nazanin; Leh, Sabine Maria; Mellgren, Gunnar; Gudbrandsen, Oddrun Anita (Peer reviewed; Journal article, 2017)Knowledge of the health impact of consuming heat-treated versus raw fish fillet is limited. To investigate effects of baked or raw salmon fillet intake on lipids and n-3 PUFAs in serum and tissues, obese Zucker fa/fa rats ... -
Endorectal ultrasonography, strain elastography and MRI differentiation of rectal adenomas and adenocarcinomas.
Waage, Jo Erling Riise; Leh, Sabine Maria; Røsler, Cornelia; Pfeffer, Frank; Bach, Simon; Havre, Roald Flesland; Haldorsen, Ingfrid S.; Ødegaard, Svein; Baatrup, Gunnar (Peer reviewed; Journal article, 2015-02)Aim Strain elastography is a method for recording tissue hardness. Strain in different areas may be compared using strain ratio (SR). The aims of this study were to validate a previously proposed SR cut-off value of 1.25 ... -
Expanding the utilization of formalin-fixed, paraffin-embedded archives: Feasibility of miR-Seq for disease exploration and biomarker development from biopsies with clear cell renal cell Carcinoma
Strauss, Philipp; Marti, Hans-Peter; Beisland, Christian; Scherer, Andreas; Lysne, Vegard; Leh, Sabine Maria; Flatberg, Arnar; Koch, Even Evjen; Beisvag, Vidar; Landolt, Lea Zoe; Skogstrand, Trude; Eikrem, Øystein Solberg (Peer reviewed; Journal article, 2018-03-10)Novel predictive tools for clear cell renal cell carcinoma (ccRCC) are urgently needed. MicroRNAs (miRNAs) have been increasingly investigated for their predictive value, and formalin-fixed paraffin-embedded biopsy archives ... -
Glomerular abundance of complement proteins characterized by proteomic analysis of laser-captured microdissected glomeruli associates with progressive disease in IgA nephropathy
Paunas, Flavia Teodora Ioana; Finne, Kenneth; Leh, Sabine Maria; Marti, Hans-Peter; Mollnes, Tom Eirik; Berven, Frode; Vikse, Bjørn Egil (Peer reviewed; Journal article, 2017-08-14)Background: The clinical course of IgA nephropathy (IgAN) is variable and complement activation may predict prognosis. The present study investigated whether glomerular abundance of complement proteins associates with ... -
Low birth weight and risk of progression to end stage renal disease in IgA nephropathy - A retrospective registry-based cohort study
Ruggajo, Paschal Joseph; Svarstad, Einar; Leh, Sabine Maria; Marti, Hans-Peter; Reisæter, Anna Varberg; Vikse, Bjørn Egil (Peer reviewed; Journal article, 2016-04-19)Background: Low Birth Weight (LBW) is a surrogate for fetal undernutrition and is associated with impaired nephron development in utero. In this study, we investigate whether having been born LBW and/or small for gestational ... -
Matrix metalloproteinase-2 knockout and heterozygote mice are protected from hydronephrosis and kidney fibrosis after unilateral ureteral obstruction
Tveitarås, Maria Kathrine; Skogstrand, Trude; Leh, Sabine Maria; Helle, Frank; Iversen, Bjarne Magnus; Chatziantoniou, Christos; Reed, Rolf K.; Hultström, Michael (Peer reviewed; Journal article, 2015-12-16)Matrix Metalloproteinase-2 (Mmp2) is a collagenase known to be important in the development of renal fibrosis. In unilateral ureteral obstruction (UUO) the obstructed kidney (OK) develops fibrosis, while the contralateral ... -
Prevention of Hypertension and Organ Damage in 2-Kidney, 1-Clip Rats by Tetradecylthioacetic Acid
Gudbrandsen, Oddrun Anita; Hultström, Michael; Leh, Sabine Maria; Bivol, Liliana Monica; Vågnes, Øyvind; Berge, Rolf Kristian; Iversen, Bjarne M. (Peer reviewed; Journal article, 2006-07-17)Dietary lipids are reported to affect the blood pressure in both humans and experimental animal models with hypertension. In the present study, 2-kidney, 1-clip (2K1C) hypertensive rats were treated with the modified fatty ... -
Progression of renal disease. Pathogenetic aspects and treatment options
Leh, Sabine Maria (Doctoral thesis, 2012-02-17) -
Proteomic analysis of formalin-fixed paraffin-embedded glomeruli suggests depletion of glomerular filtration barrier proteins in two-kidney one-clip hypertensive rats
Finne, Kenneth; Vethe, Heidrun; Skogstrand, Trude; Leh, Sabine Maria; Dahl, Tone Dolva; Tenstad, Olav; Berven, Frode S.; Reed, Rolf K.; Vikse, Bjørn Egil (Peer reviewed; Journal article, 2014-08-16)Background It is well known that hypertension may cause glomerular damage, but the molecular mechanisms involved are still incompletely understood. Methods In the present study, we used formalin-fixed paraffin-embedded ... -
Time course of decompensation after angiotensin II and high-salt diet in Balb/CJ mice suggests pulmonary hypertension-induced cardiorenal syndrome
Becirovic-Agic, Mediha; Jönsson, Sofia; Tveitarås, Maria Kathrine; Skogstrand, Trude; Karlsen, Tine Veronica; Liden, Åsa; Leh, Sabine Maria; Ericsson, Madelene; Nilsson, Stefan K.; Reed, Rolf K.; Hultström, Michael (Peer reviewed; Journal article, 2019-05-01)The genetic background of a mouse strain determines its susceptibility to disease. C57BL/6J and Balb/CJ are two widely used inbred mouse strains that we found react dramatically differently to angiotensin II and high-salt ... -
Transcriptome sequencing (RNAseq) enables utilization of formalin-fixed, paraffin-embedded biopsies with clear cell renal cell carcinoma for exploration of disease biology and biomarker development
Eikrem, Øystein Solberg; Beisland, Christian; Hjelle, Karin Margrethe; Flatberg, Arnar; Scherer, Andreas; Landolt, Lea Zoe; Skogstrand, Trude; Leh, Sabine Maria; Beisvag, Vidar; Marti, Hans-Peter (Peer reviewed; Journal article, 2016-02-22)Formalin-fixed, paraffin-embedded (FFPE) tissues are an underused resource for molecular analyses. This proof of concept study aimed to compare RNAseq results from FFPE biopsies with the corresponding RNAlater® (Qiagen, ...