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:
- 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
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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
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A feasible strategy for preventing blood clots in critically ill patients with acute kidney injury (FBI): study protocol for a randomized controlled trial
Robinson, S. I., Zincuk, A., Larsen, U. L., Ekstrøm, Claus Thorn & Toft, P., 2014, In: Trials. 15, p. 1-10 10 p., 226.Research output: Contribution to journal › Journal article › Research › peer-review
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Sequential rank agreement methods for comparison of ranked lists
Ekstrøm, Claus Thorn, Gerds, Thomas Alexander & Jensen, Andreas Kryger, 2019, In: Biostatistics. 20, 4, p. 582-598 17 p.Research output: Contribution to journal › Journal article › Research › peer-review
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The role of parental education on the relationship between gestational age and school outcomes
Bilsteen, Josephine Funck, Ekstrøm, Claus Thorn, Børch, K. & Nybo Andersen, Anne-Marie, 2021, In: Paediatric and Perinatal Epidemiology. 35, 6, p. 726-735 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- E-pub ahead of print
Liraglutide 3.0 mg once daily for the treatment of overweight and obesity in patients hospitalised at a forensic psychiatric department: A 26-week open-label feasibility study
Sass, M. R., Christensen, A. M. B., Christensen, M. L., Gruber, E., Nerdrum, H., Pedersen, L. M., Resch, M., Jørgensen, T. H., Ekstrøm, Claus Thorn, Nielsen, Jimmi, Vilsbøll, Tina & Fink-Jensen, Anders, 2024, (E-pub ahead of print) In: Acta Psychiatrica Scandinavica.Research output: Contribution to journal › Journal article › Research › peer-review
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Associations of the Inflammatory Marker YKL-40 with Measures of Obesity and Dyslipidaemia in Individuals at High Risk of Type 2 Diabetes
Thomsen, S. B., Gjesing, A. M. P., Rathcke, C. N., Ekstrøm, Claus Thorn, Eiberg, Hans Rudolf Lytchoff, Hansen, T., Pedersen, Oluf Borbye & drb459, drb459, 21 Jul 2015, In: PLOS ONE. 10, 7, p. 1-10 10 p., e0133672.Research output: Contribution to journal › Journal article › Research › peer-review
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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
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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
The RESCueH Programme: Testing New Non-Pharmacologic Interventions for Alcohol Use Disorders: Rationale and Methods
Søgaard Nielsen, A., Nielsen, B., Andersen, K., Roessler, K. K., Bühringer, G., Bogenschutz, M., Ekstrøm, Claus Thorn, Søgaard, J. & RESCueH Research Group, R. R. G., 2016, In: European Addiction Research. 22, 6, p. 306-317 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Community reinforcement and family training (CRAFT) - design of a cluster randomized controlled trial comparing individual, group and self-help interventions
Hellum, R., Nielsen, A. S., Bischof, G., Andersen, K., Hesse, M., Ekstrøm, Claus Thorn & Bilberg, R., 2019, In: BMC Public Health. 19, 10 p., 307.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
High prevalence of prediabetes and metabolic abnormalities in overweight or obese schizophrenia patients treated with clozapine or olanzapine
Larsen, J. R., Svensson, C. K., Vedtofte, L., Jakobsen, M. L., Jespersen, H. S., Jakobsen, M. I., Koyuncu, K., Schjerning, O., Nielsen, J., Ekstrøm, Claus Thorn, Holst, Jens Juul, Correll, C. U., Vilsbøll, Tina & Fink-Jensen, Anders, 2019, In: CNS Spectrums. 24, 4, p. 441-452 12 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
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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
- 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
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Effect of a stent bandage on the likelihood of incisional infection following exploratory celiotomy for colic in horses: a comparative retrospective study
Tnibar, A., Lin, K. G., Nielsen, K. T., Christophersen, M. T., Lindegaard, Casper, Martinussen, Torben & Ekstrøm, Claus Thorn, 2013, In: Equine Veterinary Journal. 45, 5, p. 564-569 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Caudal epidural co-administration of methadone and morphine in horses: An evaluation of analgesic properties and effects on locomotor function, mentation and physical examination parameters
Rønnow Kjærulff, L. N., Dorch Lauritsen, N. J., Ekstrøm, Claus Thorn, Østergaard, Stine, Olsen, E., Hyldahl Laursen, S. & Lindegaard, Casper, 2021, In: Equine Veterinary Education. 33, 7, p. 360-367 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Library Preparation and Sequencing Platform Introduce Bias in Metagenomic-Based Characterizations of Microbiomes
Poulsen, C. S., Ekstrøm, Claus Thorn, Aarestrup, F. M. & Pamp, S. J., 2022, In: Microbiology Spectrum. 10, 2, 11 p., e0009022.Research output: Contribution to journal › Journal article › Research › peer-review
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Pregnancy and post-partum tuberculosis: a nationwide register-based case-control study, Denmark, 1990 to 2018
Nordholm, A. C., Suppli, C. H., Norman, A., Ekstrøm, Claus Thorn, Ertberg, P., Koch, A., Lillebaek, Troels & Andersen, A. B., 2022, In: Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin. 27, 12Research output: Contribution to journal › Journal article › Research › peer-review
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Technical Validation of Plot Designs by Use of Deep Learning
Petersen, Anne Helby & Ekstrøm, Claus Thorn, 2024, In: The American Statistician. 78, 2, p. 220-228 26 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Long-term athletic performance in sport horses after desmotomy of the accessory ligament of the deep digital flexor tendon
Wismann, E. S., Jacobsen, Stine, Thøfner, M., Ladefoged, S., Ekstrøm, Claus Thorn & Lindegaard, Casper, 2022, In: Equine Veterinary Journal. 54, 3, p. 495-501 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Effect of the GLP-1 receptor agonist semaglutide on metabolic disturbances in clozapine-treated or olanzapine-treated patients with a schizophrenia spectrum disorder: study protocol of a placebo-controlled, randomised clinical trial (SemaPsychiatry)
Sass, M. R., Danielsen, A. A., Köhler-Forsberg, O., Storgaard, H., Knop, Filip Krag, Nielsen, Mette Ødegaard, Sjödin, Anders Mikael, Mors, O., Correll, C. U., Ekstrøm, Claus Thorn, Vinberg, Maj, Nielsen, Jimmi, Vilsbøll, Tina & Fink-Jensen, Anders, 2023, In: BMJ Open. 13, 1, 10 p., e068652.Research output: Contribution to journal › Journal article › Research › peer-review
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Mental illness, substance abuse, and tuberculosis risk
Nordholm, A. C., Andersen, A. B., Wejse, C., Norman, A., Ekstrøm, Claus Thorn, Andersen, P. H., Koch, A. & Lillebaek, Troels, 2023, In: Journal of Infection. 86, 5, p. e135-e137 3 p.Research output: Contribution to journal › Letter › Research › peer-review
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A comparative study of varying doses enoxaparin for thromboprophylaxis in critically ill patients: double-blinded, randomised controlled trial
Robinson, S. I., Zincuk, A., Larsen, U., Ekstrøm, Claus Thorn & Toft, P., 2014, In: Critical Care.Research output: Contribution to journal › Journal article › Research › peer-review
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Moment-based Estimation of Mixtures of Regression Models
Ekstrøm, Claus Thorn & Pipper, C. B., 2019, In: arXiv. 16 p.Research output: Contribution to journal › Journal article › Research
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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
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
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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
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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
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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
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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
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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
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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
- Published
Introduction to Statistical Data Analysis for the Life Sciences
Ekstrøm, Claus Thorn & Sørensen, Helle, 2014, 2 ed. CRC Press. 514 p.Research output: Book/Report › Book › Research › peer-review
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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
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Health literacy responsiveness: a cross-sectional study among pregnant women in Denmark
Brorsen, E., Rasmussen, Trine Damsted, Ekstrøm, Claus Thorn, Osborne, Richard Harry & Villadsen, Sarah Fredsted, 2022, In: Scandinavian Journal of Public Health. 50, 4, p. 507-515 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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New drug candidates for bipolar disorder: A nation-wide population-based study
Kessing, Lars Vedel, Rytgaard, Helene Charlotte Wiese, Gerds, Thomas Alexander, Berk, M., Ekstrøm, Claus Thorn & Andersen, Per Kragh, 2019, In: Bipolar Disorders. 21, 5, p. 410-418 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Newborn dried blood spot samples in Denmark: the hidden figures of secondary use and research participation
Nordfalk, Francisca & Ekstrøm, Claus Thorn, 2019, In: European Journal of Human Genetics. 27, p. 203-210 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Does glucagon-like peptide-1 (GLP-1) receptor agonist stimulation reduce alcohol intake in patients with alcohol dependence: Study protocol of a randomised, double-blinded, placebo-controlled clinical trial
Antonsen, K. K., Klausen, M. K., Brunchmann, A. S., le Dous, N., Jensen, M. E., Miskowiak, Kamilla, Fisher, Patrick Mac Donald, Thomsen, G. K., Rindom, H., Fahmy, T. P., Vollstaedt-Klein, S., Benveniste, H., Volkow, N. D., Becker, U., Ekstrøm, Claus Thorn, Knudsen, Gitte Moos, Vilsbøll, Tina & Fink-Jensen, Anders, Sep 2018, In: BMJ Open. 8, 7, 8 p., e019562.Research output: Contribution to journal › Journal article › Research › peer-review
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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
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Whole grain-rich diet reduces body weight and systemic low-grade inflammation without inducing major changes of the gut microbiome: a randomised cross-over trial
Roager, H. M., Vogt, J. K., Kristensen, M. B., Hansen, L. B. S., Ibrügger, S., Mærkedahl, R. B., Bahl, M. I., Lind, M. V., Nielsen, R. L., Frøkiær, H., Gøbel, R. J., Landberg, R., Ross, A. B., Brix, S., Holck, J., Meyer, A. S., Sparholt, M. H., Christensen, A. F., Carvalho, V., Hartmann, B. & 18 others, , Jan 2019, In: Gut. 68, 1, p. 83-93 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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SARS-CoV-2 seroprevalence among patients with severe mental illness: A cross-sectional study
Sass, M. R., Juul, T. S., Skov, R., Iversen, Kasper, Harritshøj, L. H., Sørensen, E., Ostrowski, Sisse Rye, Andersen, Ove, Ekstrøm, Claus Thorn, Ullum, H., Nielsen, Jimmi, Hageman, I. & Fink-Jensen, Anders, 2022, In: PLoS ONE. 17, 3, 13 p., e0264325.Research output: Contribution to journal › Journal article › Research › peer-review
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Constructing causal life course models: Comparative study of data-driven and theory-driven approaches
Petersen, Anne Helby, Ekstrøm, Claus Thorn, Spirtes, P. & Osler, Merete, 2023, In: American Journal of Epidemiology. 192, 11, p. 1917–1927 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Gestational Age, Parent Education, and Education in Adulthood
Bilsteen, Josephine Funck, Alenius, S., Bråthen, M., Børch, K., Ekstrøm, Claus Thorn, Kajantie, E., Lashkariani, M., Nurhonen, M., Risnes, K., Sandin, S., van der Wel, K. A., Wolke, D. & Nybo Andersen, Anne-Marie, 2022, In: Pediatrics. 149, 1, 11 p., e2021051959.Research output: Contribution to journal › Journal article › Research › peer-review
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A Joint Model for Longitudinal and Time-to-event Data in Social and Life Course Research: Employment Status and Time to Retirement
Cremers, Jolien, Mortensen, Laust Hvas & Ekstrøm, Claus Thorn, 2024, In: Sociological Methods & Research. 53, 2, 36 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Gestational age at birth and body size from infancy through adolescence: findings from analyses of individual data on 253,810 singletons in 16 birth cohort studies
Vinther, Johan Lerbech, Cadman, T., Avraam, D., Ekstrøm, Claus Thorn, Sørensen, Thorkild I.A., Elhakeem, A., Santos, A., de, M. A., Heude, B., Iñiguez, C., Pizzi, C., Simons, E., Voerman, E. & Nybo Andersen, Anne-Marie, 2022, 69 p. (medRxiv).Research output: Working paper
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Mortality, risk factors, and causes of death among people with tuberculosis in Denmark, 1990-2018
Nordholm, A. C., Andersen, A. B., Wejse, C., Norman, A., Ekstrøm, Claus Thorn, Andersen, P. H., Lillebaek, Troels & Koch, A., 2023, In: International Journal of Infectious Diseases. 130, p. 76-82 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Gestational age at birth and body size from infancy through adolescence: An individual participant data meta-analysis on 253,810 singletons in 16 birth cohort studies
Vinther, J. L., Cadman, T., Avraam, D., Ekstrøm, C. T., I A Sørensen, T., Elhakeem, A., Santos, A. C., Pinot de Moira, A., Heude, B., Iñiguez, C., Pizzi, C., Simons, E., Voerman, E., Corpeleijn, E., Zariouh, F., Santorelli, G., Inskip, H. M., Barros, H., Carson, J., Harris, J. R. & 27 others, , 2023, In: PLoS Medicine. 20, 1, 27 p., e1004036.Research output: Contribution to journal › Journal article › Research › peer-review
- E-pub ahead of print
The causal effect of early retirement on medication use across sex and occupation: evidence from Danish administrative data
Cremers, Jolien, Nielsen, Torben Heien & Ekstrøm, Claus Thorn, 2024, (E-pub ahead of print) In: European Journal of Health Economics.Research output: Contribution to journal › Journal article › Research › peer-review
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High heritability and genetic correlation of intravenous glucose- and tolbutamide-induced insulin secretion among non-diabetic family members of type 2 diabetic patients
Gjesing, A. M. P., Hornbak, M., Allin, K. H., Ekstrøm, Claus Thorn, Urhammer, Søren Asger, Eiberg, Hans Rudolf Lytchoff, Pedersen, Oluf Borbye & Hansen, Torben, Jun 2014, In: Diabetologia. 57, 6, p. 1173-1181 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 922397
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3229
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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
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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
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1299
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The impact of pedigree structure on heritability estimates
Research output: Contribution to journal › Journal article › Research › peer-review
Published