Claus Thorn Ekstrøm
Professor
Section of Biostatistics
Postboks 2099, Øster Farimagsgade 5 opg. B, 1014 København K, 10 Øster Farimagsgade 5, Building: 10-2-29
Member of:
- 1998
- Published
The effect of two frequent amino acid variants of the hepatocyte nuclear factor-1α gene on estimates of the pancreatic β-cell function in Caucasian glucosetolerant first-degree relatives of type 2 diabetic patients
Urhammer, Søren Asger, Møller, Ann, Nyholm, B., Ekstrøm, Claus Thorn, Eiberg, Hans Rudolf Lytchoff, Clausen, J. O., Hansen, Torben, Pedersen, Oluf Borbye & Schmitz, O., 20 Nov 1998, In: Journal of Clinical Endocrinology and Metabolism. 83, 11, p. 3992-3995 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Ala/Va198 polymorphism of the hepatocyte nuclear factor-1α gene contributes to the interindividual variation in serum C-peptide response during an oral glucose tolerance test: Evidence from studies of 231 glucose- tolerant first degree relatives of type 2 diabetic probands
Urhammer, Søren Asger, Hansen, Torben, Ekstrøm, Claus Thorn, Eiberg, Hans Rudolf Lytchoff & Pedersen, Oluf Borbye, 1 Dec 1998, In: Journal of Clinical Endocrinology and Metabolism. 83, 12, p. 4506-4509 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1999
- Published
Search for variants of the gene-promoter and the potential phosphotyrosine encoding sequence of the insulin receptor substrate-2 gene: Evaluation of their relation with alterations in insulin secretion and insulin sensitivity
Almind, K., Frederiksen, S. K., Bernal, D., Hansen, Torben, Ambye, L., Urhammer, Søren Asger, Ekstrøm, Claus Thorn, Berglund, L., Reneland, R., Lithell, H., White, M. F., Van Obberghen, E. & Pedersen, Oluf Borbye, 11 Oct 1999, In: Diabetologia. 42, 10, p. 1244-1249 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2000
- Published
The K121Q variant of the human PC-1 gene is not associated with insulin resistance or type 2 diabetes among Danish Caucasians
Rasmussen, S. K., Urhammer, Søren Asger, Pizzuti, A., Echwald, S. M., Ekstrøm, Claus Thorn, Hansen, L., Hansen, Torben, Borch-Johnsen, K., Frittitta, L., Trischitta, V. & Pedersen, Oluf Borbye, 2000, In: Diabetes. 49, 9, p. 1608-1611 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Studies of the variability of the genes encoding the insulin-like growth factor I receptor and its ligand in relation to type 2 diabetes mellitus
Rasmussen, S. K., Lautier, C., Hansen, L., Echwald, S. M., Hansen, Torben, Ekstrøm, Claus Thorn, Urhammer, Søren Asger, Borch-Johnsen, K., Grigorescu, F., Smith, R. J. & Pedersen, Oluf Borbye, 1 Dec 2000, In: Journal of Clinical Endocrinology and Metabolism. 85, 4, p. 1606-1610 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2001
- Published
Studies of variability in the PTEN gene among Danish caucasian patients with Type II diabetes mellitus
Hansen, L., Jensen, J. N., Ekstrøm, Claus Thorn, drb459, drb459, Hansen, Teis Schjals, Pedersen, Oluf Borbye & drb459, drb459, Feb 2001, In: Diabetologia. 44, 2, p. 237-240 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2003
- Published
Detecting low-quality markers using map expanders
Ekstrøm, Claus Thorn, 2003, In: Genetic Epidemiology. 25, 3, p. 214-224 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Evidence for an association between the Leu, 162, Val polymorphism of the PPRalfagene and decreasing fasting serum triglyceride levels in glucose subjects
Ekstrøm, Claus Thorn, 2003, In: Pharmacogenetics and Genomics (Print Edition). 13, p. 417-423 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Linkage Analysis of Quantitative Trait Loci in the Presence of Heterogeneity
Ekstrøm, Claus Thorn & Dalgaard, P., 2003, In: Human Heredity. 55, p. 16-26Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Spot shape modelling and saturated pixels in microarrays
Ekstrøm, Claus Thorn, Kristensen, C., Bak, Søren & Rudemo, M. E., 2003.Research output: Contribution to conference › Conference abstract for conference › Research
- 2004
- Published
Multipoint linkage analysis of quantitative traits on sex-chromosomes
Ekstrøm, Claus Thorn, 2004, In: Genetic Epidemiology. 26, 3, p. 218-230 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Spot shape modelling and data transformations for microarrays
Ekstrøm, Claus Thorn, Bak, Søren, Kristensen, C. & Rudemo, M. E., 2004, In: Bioinformatics. 20, 14, p. 2270-2278 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
CVD: The intestinal crypt/villus in situ hybridization database
Olsen, L., Hansen, M., Ekstrøm, Claus Thorn, Troelsen, J. T. & Olsen, J., 22 May 2004, In: Bioinformatics. 20, 8, p. 1327-1328 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2005
- Published
A class of goodness of fit tests for a coupla based on bivariate right-censored data
Andersen, Per Kragh, Ekstrøm, Claus Thorn, Klein, J. P., Shu, Y. & Zhang, M., 2005, In: Biometrical Journal. 47, 6, p. 815-824 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Metabolic engineering of dhurrin in transgenic Arabidopsis plants with marginal inadvertent effects on the metabolome and transcriptome
Kristensen, C., Morant, M., Olsen, C. E., Ekstrøm, Claus Thorn, Galbraith, D. W., Møller, Birger Lindberg & Bak, Søren, 2005, In: Proceedings of the National Academy of Science of the United States of America. 102, 5, p. 1779-1784 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Pixel-level signal modelling with spatial correlation for two-colour biology
Ekstrøm, Claus Thorn, Bak, Søren & Rudemo, M., 2005, In: Statistical Applications in Genetics and Molecular Biology. 4, 1, p. 1-14 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Pixel-level signal modelling with spatial correlation for two-colour microarrays
Ekstrøm, Claus Thorn, Bak, Søren & Rudemo, M., 6 Apr 2005, In: Statistical Applications in Genetics and Molecular Biology. 4, 1, 6.Research output: Contribution to journal › Journal article › Research › peer-review
- 2006
- Published
Feeding- and life-stage-dependent content and ratios of cyanogenic glucosides in Zygaena filipendulae (Insecta: Lepidoptera)
Zagrobelny, Mika, Bak, Søren, Ekstrøm, Claus Thorn, Olsen, C. E. & Møller, Birger Lindberg, 2006. 1 p.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Infection and excretion of Salmonella enteritidis in two different chicken lines with concurrent Ascaridia galli infection
Eigaard, N. M., Schou, T. W., Permin, A., Christensen, Jens Peter, Ekstrøm, Claus Thorn, Ambrosini, F., Cianci, D. & Bisgaard, M., 2006, In: Avian Pathology. 35, 6, p. 487-493 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Metabolic engineering of dhurrin in transgenic Arabidopsis plants with marginal inadvertent effects on the metabolome and transcriptome
Bak, Søren, Morant, M., Ekstrøm, Claus Thorn, Rudemo, M. E. & Olsen, C. E., 2006, Statistics for gene and protein expression. p. 13 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research
- Published
Transcriptomic and metabolomic characterization of rnt1-1, an Arabidopsis thaliana knockout in a metabolic branch point between primary and secondary metabolism
Morant, M., Ekstrøm, Claus Thorn, Olsen, C. E., Møller, Birger Lindberg, Rudemo, M. E. & Bak, Søren, 2006. 1 p.Research output: Contribution to conference › Poster › Research
- Published
Use of within-array and dye swap replicates for expression analysis in spotted microarrays
Ekstrøm, Claus Thorn, Rudemo, M. E., Morant, M. & Bak, Søren, 2006. 1 p.Research output: Contribution to conference › Poster › Research
- Published
The Pro12Ala variant of the PPARG gene is a risk factor for peroxisome proliferator-activated receptor-γ/α agonist-induced edema in type 2 diabetic patients
Hansen, L., Ekstrøm, Claus Thorn, Tabanera Y Palacios, R., Anant, M., Wassermann, K. & Reinhardt, R. R., 1 Jan 2006, In: Journal of Clinical Endocrinology and Metabolism. 91, 9, p. 3446-3450 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2007
- Published
Naturlig variation og risikovurdering af planter
Bak, Søren, Andersen, S. B., Nielsen, J. K. & Ekstrøm, Claus Thorn, 2007. 2 p.Research output: Contribution to conference › Paper › Research
- Published
The cyanogenic glucoside composition of Zygaena filipendulae (Lepidoptera: Zygaenidae) as effected by feeding on wild-type and transgenic lotus populations with variable cyanogenic glucoside profiles
Zagrobelny, Mika, Bak, Søren, Ekstrøm, Claus Thorn, Olsen, C. E. & Møller, Birger Lindberg, 2007, In: Insect Biochemistry and Molecular Biology. 37, 1, p. 10-18 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Transcriptomic and metabolomic characterization of rnt1-1, an Arabidopsis thaliana knockout in a metabolic branch point between primary and secondary metabolism
Morant, M., Ekstrøm, Claus Thorn, Olsen, C. E., Møller, Birger Lindberg, Rudemo, M. E. & Bak, Søren, 2007. 1 p.Research output: Contribution to conference › Poster › Research
- Published
Use of global untargeted metabolite profiling to identify correlation between natural variation in the metabolome and plant insect resistance
Bak, Søren, Ekstrøm, Claus Thorn, Olsen, C. E., Nielsen, J. K., Rudemo, M. E. & Andersen, S. B., 2007. 1 p.Research output: Contribution to conference › Poster › Research
- 2008
- Published
Lecture notes for "Statistisk Dataanalyse 1"
Ekstrøm, Claus Thorn & Sørensen, Helle, 2008, Department of Natural Sciences, University of Copenhagen. 204 p.Research output: Book/Report › Compendium/lecture notes › Education
- Published
Unravelling natural resistance mechanisms in plants towards herbivorous insects
Poulsen, V. K., Andersen, S. B., Ekstrøm, Claus Thorn, Nielsen, J. K., Olsen, C. E. & Bak, Søren, 2008.Research output: Contribution to conference › Conference abstract for conference › Research
- 2009
- Published
Ecogenomic and ecometabolomic approaches to unraveling natural plant resistance to insects
Poulsen, V. K., Augustin, J. M., Andersen, S. B., Ekstrøm, Claus Thorn, Nielsen, J. K., Olsen, C. E. & Bak, Søren, 2009. 1 p.Research output: Contribution to conference › Paper › Research
- Published
Ecometabolomic Approach for Identification of Defensive Compounds in Plants towards Herbivorous Insects
Poulsen, V. K., Andersen, S. B., Ekstrøm, Claus Thorn, Nielsen, J. K., Olsen, C. E. & Bak, Søren, 2009.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Evaluation of pain and inflammation associated with hot iron branding and microchip transponder injection in horses
Lindegaard, Casper, Vaabengaard, D., Christophersen, M. T., Ekstrøm, Claus Thorn & Fjeldborg, Julie, 2009, In: American Journal of Veterinary Research. 70, 7, p. 840-847 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Identification of defense compounds in Barbarea vulgaris against the herbivore Phyllotreta nemorum by an ecometabolomic approach
Poulsen, V. K., Ekstrøm, Claus Thorn, Andersen, S. B., Nielsen, J. K., Olsen, C. E. & Bak, Søren, 2009, In: Plant Physiology. 151, 4, p. 1977-1990 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Introduction to statistical data analysis for the life sciences
Ekstrøm, Claus Thorn & Sørensen, Helle, 2009, Department of Basic Sciences and Environment, University of Copenhagen. 334 p.Research output: Book/Report › Compendium/lecture notes › Education
- Published
Oligofructose overload induces lameness in cattle
Danscher, A. M., Enemark, Jörg Matthias Dehn, Telezhenko, E., Capion, Nynne, Ekstrøm, Claus Thorn, Thøfner, M. B. & Enemark, Jörg Matthias Dehn, 2009, In: Journal of Dairy Sciences. 92, 2, p. 607-616 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The impact of pedigree structure on heritability estimates
Ekstrøm, Claus Thorn, 2009, In: Human Heredity. 68, 4, p. 243-251 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2010
- Published
Metabolomic, transcriptional, hormonal, and signaling cross-talk in Superroot2
Morant, M. D., Ekstrøm, Claus Thorn, Ulvskov, Peter, Kristensen, C., Rudemo, M. E., Olsen, C. E., Hansen, J., Jørgensen, Kirsten, Jørgensen, B., Møller, Birger Lindberg & Bak, Søren, 2010, In: Molecular Plant. 3, 1, p. 192-211 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Introduction to statistical data analysis for the life sciences
Ekstrøm, Claus Thorn & Sørensen, Helle, 1 Jan 2010, 1. ed. CRC Press. 409 p.Research output: Book/Report › Book › Research › peer-review
- 2011
- Published
Acute phase protein response during acute ruminal acidosis in cattle
Danscher, A. M., Thøfner, M. B., Heegaard, P. M. H., Ekstrøm, Claus Thorn & Jacobsen, Stine, 2011, In: Livestock Science. 135, 1, p. 62-69 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Identification of stable and oestrus cycle-independent housekeeping genes in the rat mammary gland and other tissues
Hvid, H., Ekstrøm, Claus Thorn, Vienberg, S., Oleksiewicz, M. B. & Klopfleisch, R., 2011, In: Veterinary Journal. 190, 1, p. 103-108Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Sporting activity following colic surgery in horses
Christophersen, M. T., Tnibar, A., Pihl, Tina, Andersen, P. H. & Ekstrøm, Claus Thorn, 2011, In: Equine Veterinary Journal. 43, Suppl. 40, p. 3-6 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The R primer
Ekstrøm, Claus Thorn, 2011, CRC Press. 299 p.Research output: Book/Report › Book › Research › peer-review
- Published
Nephrosplenic entrapment of the large colon in 142 horses (2000-2009): Analysis of factors associated with decision of treatment and short-term survival
Lindegaard, Casper, Ekstrøm, Claus Thorn, Wulf, S. B., Vendelbo, J. M. B. & Andersen, P. H., 1 Aug 2011, In: Equine Veterinary Journal. 43, SUPPL.39, p. 63-68 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The R Primer
Ekstrøm, Claus Thorn, 29 Aug 2011, CRC Press. 275 p.Research output: Book/Report › Book › Research › peer-review
- Published
Sporting activity following colic surgery in horses: A retrospective study
Christophersen, M. T., Tnibar, A., Pihl, Tina, Andersen, P. H. & Ekstrøm, Claus Thorn, Nov 2011.Research output: Contribution to conference › Conference abstract for conference › Research › peer-review
- 2012
- Published
DeepBlockAlign: a tool for aligning RNA-seq profiles of read block patterns
Langenberger, D., Pundhir, Sachin, Ekstrøm, Claus Thorn, Stadler, P. F., Hoffmann, S. & Gorodkin, Jan, 2012, In: Bioinformatics. 28, 1, p. 17-24 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Detecting Sample Misidentifications in Genetic Association Studies
Ekstrøm, Claus Thorn & Feenstra, B., 2012, In: Statistical Applications in Genetics and Molecular Biology. 11, 3, p. 142-147 6 p., 13.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fasting and oral glucose-stimulated levels of glucose-dependent insulinotropic polypeptide (GIP) and glucagon-like peptide-1 (GLP-1) are highly familial traits
Gjesing, A. M. P., Ekstrøm, Claus Thorn, Eiberg, Hans Rudolf Lytchoff, Urhammer, S. A., Holst, Jens Juul, Pedersen, Oluf Borbye & Hansen, Teis Schjals, 2012, In: Diabetologia. 55, 5, p. 1338-1345 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
UDP-glycosyltransferases from the UGT73C subfamily in Barbarea vulgaris catalyse Sapogenin 3-O-glucosylation in Saponin-mediated Insect resistance
Augustin, J. M., Drok, S., Shinoda, T., Sanmiya, K., Nielsen, J. K., Khakimov, Bekzod, Olsen, C. E., Hansen, E. H., Poulsen, V. K., Ekstrøm, Claus Thorn, Hauser, T. P. & Bak, Søren, 2012, In: Plant Physiology. 160, 4, p. 1881-1895 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2013
- Published
A study into digital dermatitis transmission and bacterial. Associated pathological changes involved in the disease
Capion, Nynne, Boye, M., Ekstrøm, Claus Thorn, Dupont, K. & Jensen, Tim Kåre, 2013, In: Open Journal of Veterinary Medicine. 3, p. 192-198Research output: Contribution to journal › Journal article › Research › peer-review
ID: 922397
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3228
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UDP-glycosyltransferases from the UGT73C subfamily in Barbarea vulgaris catalyse Sapogenin 3-O-glucosylation in Saponin-mediated Insect resistance
Research output: Contribution to journal › Journal article › Research › peer-review
Published -
1924
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Integrative analysis of metabolomics and transcriptomics data: a unified model framework to identify underlying system pathways
Research output: Contribution to journal › Journal article › Research › peer-review
Published -
1299
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The impact of pedigree structure on heritability estimates
Research output: Contribution to journal › Journal article › Research › peer-review
Published