Annemari Käräjämäki

ORCID: 0000-0001-9115-5611
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About
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Research Areas
  • Genetic Associations and Epidemiology
  • Diabetes and associated disorders
  • Diabetes Management and Research
  • Nutrition, Genetics, and Disease
  • Diabetes Treatment and Management
  • Pancreatic function and diabetes
  • Bioinformatics and Genomic Networks
  • Liver Disease Diagnosis and Treatment
  • Artificial Intelligence in Healthcare
  • Extracellular vesicles in disease
  • Diabetes, Cardiovascular Risks, and Lipoproteins
  • Genetic Mapping and Diversity in Plants and Animals
  • Diet and metabolism studies
  • Gut microbiota and health
  • Cancer-related gene regulation
  • Metabolism, Diabetes, and Cancer
  • Dialysis and Renal Disease Management
  • Epigenetics and DNA Methylation
  • Aortic aneurysm repair treatments
  • AI in cancer detection
  • Genomics and Rare Diseases
  • Diabetes Management and Education
  • Kruppel-like factors research
  • Renin-Angiotensin System Studies
  • Machine Learning in Healthcare

Vaasa Central Hospital
2014-2023

Institute for Molecular Medicine Finland
2023

University of Helsinki
2023

Northern Ostrobothnia Hospital District
2023

University of Kara
2017

Natalie R. van Zuydam Emma Ahlqvist Niina Sandholm Harshal Deshmukh Nigel W. Rayner and 95 more Moustafa Abdalla Claes Ladenvall Daniel Ziemek Eric B. Fauman Neil R. Robertson Paul McKeigue Erkka Valo Carol Forsblom Valma Harjutsalo Annalisa Perna Erica Rurali M. Loredana Marcovecchio Robert P. Igo Rany M. Salem Norberto Perico Maria Lajer Annemari Käräjämäki Minako Imamura Michiaki Kubo Atsushi Takahashi Xueling Sim Jianjun Liu Rob M. van Dam Guozhi Jiang Claudia H.T. Tam Andrea O. Y. Luk Heung Man Lee Cadmon K.P. Lim Cheuk‐Chun Szeto Wing Yee So Juliana C.N. Chan Su Fen Ang Rajkumar Dorajoo Ling Wang Tan Si Hua Clara Amy Jayne McKnight Seamus Duffy Marcus G. Pezzolesi Michel Marre Beata Gyorgy Samy Hadjadj Linda T. Hiraki Tarunveer S. Ahluwalia Peter Almgren Christina‐Alexandra Schulz Marju Orho‐Melander Allan Linneberg Cramer Christensen Daniel R. Witte Niels Grarup Ivan Brandslund Olle Melander Andrew D. Paterson David‐Alexandre Trégouët Alexander P. Maxwell Su Chi Lim Ronald C.W. E Shyong Tai Shiro Maeda Valeriya Lyssenko Jaakko Tuomilehto Andrzej S. Królewski Stephen S. Rich Joel N. Hirschhorn José C. Florez David B. Dunger Oluf Pedersen Torben Hansen Peter Rossing Giuseppe Remuzzi M. Julia Brosnan Nicholette D. Palmer Per‐Henrik Groop Helen M. Colhoun Leif Groop Mark I. McCarthy Satu Koivula T. Uggeldahl Terje Forslund A. Halonen A. Koistinen P. Koskiaho M. Laukkanen Juha Saltevo Miia Tiihonen M. Forsen Helena Granlund A.-C. Jönsson B. Nyroos Pentti Kinnunen A. Orvola Tapani Salonen A. Vähänen Kotka R. Paldanius M Riihelä

Identification of sequence variants robustly associated with predisposition to diabetic kidney disease (DKD) has the potential provide insights into pathophysiological mechanisms responsible. We conducted a genome-wide association study (GWAS) DKD in type 2 diabetes (T2D) using eight complementary dichotomous and quantitative phenotypes: principal analysis involved 5,717 T2D subjects, 3,345 DKD. Promising signals were evaluated up 26,827 subjects (12,710 DKD). A combined T1D+T2D GWAS was...

10.2337/db17-0914 article EN Diabetes 2018-04-27

OBJECTIVE Latent autoimmune diabetes in adults (LADA) shares clinical features with both type 1 and 2 diabetes; however, there is ongoing debate regarding the precise definition of LADA. Understanding its genetic basis one potential strategy to gain insight into appropriate classification this subtype. RESEARCH DESIGN AND METHODS We performed first genome-wide association study LADA case subjects European ancestry versus population control (n = 2,634 vs. 5,947) compared against 2,454 968)...

10.2337/dc18-1032 article EN Diabetes Care 2018-09-25

Five subgroups were described in European diabetes patients using a data driven machine learning approach on commonly measured variables. We aimed to test the applicability of this phenotyping Indian individuals with young-onset type 2 diabetes.

10.1007/s00125-021-05543-y article EN cc-by Diabetologia 2021-10-23

Urinary extracellular vesicles (uEV) are a largely unexplored source of kidney-derived mRNAs with potential to serve as liquid kidney biopsy. We assessed ∼200 uEV mRNA samples from clinical studies by genome-wide sequencing discover mechanisms and candidate biomarkers diabetic disease (DKD) in Type 1 diabetes (T1D) replication 2 diabetes. Sequencing reproducibly showed >10,000 similarity transcriptome. T1D DKD groups 13 upregulated genes prevalently expressed proximal tubules, correlated...

10.1016/j.isci.2023.106686 article EN cc-by iScience 2023-04-19
Anubha Mahajan Jennifer Wessel Sara M. Willems Wei Zhao Neil R. Robertson and 95 more Audrey Y. Chu Wei Gan Hidetoshi Kitajima Daniel Taliun Nigel W. Rayner Xiuqing Guo Yingchang Lu Man Li Richard A. Jensen Yao Hu Shaofeng Huo Kurt K. Lohman Weihua Zhang James P. Cook Bram P. Prins Jason Flannick Niels Grarup Vassily Trubetskoy Jasmina Kravić Young Jin Kim Denis Rybin Hanieh Yaghootkar Martina Mñller-Nurasyid Karina Meidtner Ruifang Li‐Gao Tibor V. Varga Jonathan Marten Jin Li Albert V. Smith Ping An Symen Ligthart Stefan Gustafsson Giovanni Malerba Ayşe Demirkan Juan Fernández Tajes Valgerður Steinthórsdóttir Matthias Wuttke Cécile Lecœur Michael Preuß Lawrence F. Bielak Marielisa Graff Heather M. Highland Anne E. Justice Dajiang J. Liu Eirini Marouli Gina M. Peloso Helen R. Warren Saima Afaq Shoaib Afzal Emma Ahlqvist Peter Almgren Najaf Amin Lia B. Bang Alain G. Bertoni Cristina Bombieri Jette Bork‐Jensen Ivan Brandslund Jennifer A. Brody Noël P. Burtt Mickaël Canouil Yii‐Der Ida Chen Yoon Shin Cho Cramer Christensen Sophie V. Eastwood Kai‐Uwe Eckardt Krista Fischer Giovanni Gambaro Vilmantas Giedraitis Megan L. Grove Hugoline G. de Haan Sophie Hackinger Yang Hai Sohee Han Anne Tybjærg‐Hansen Marie‐France Hivert Bo Isomaa Susanne Jäger Marit E. Jørgensen Torben Jørgensen Annemari Käräjämäki Bong-Jo Kim Sung Soo Kim Heikki A. Koistinen Péter Kovács Jennifer Kriebel Florian Kronenberg Kristi Läll Leslie A. Lange Jung‐Jin Lee Benjamin Lehne Huaixing Li Keng‐Hung Lin Allan Linneberg Yongmei Liu Jun Liu

Identification of coding variant associations for complex diseases offers a direct route to biological insight, but is dependent on appropriate inference concerning the causal impact those variants disease risk. We aggregated data 81,412 type 2 diabetes (T2D) cases and 370,832 controls diverse ancestry, identifying 40 distinct association signals (at 38 loci) reaching significance ( p <2.2×10 −7 ). Of these, 16 represent novel mapping outside known genome-wide study (GWAS) signals. make...

10.1101/144410 preprint EN cc-by bioRxiv (Cold Spring Harbor Laboratory) 2017-05-31

Abstract Background Diabetes is presently classified into two main forms, type 1 (T1D) and 2 diabetes (T2D), but especially T2D highly heterogeneous. A refined classification could provide a powerful tool individualize treatment regimes identify individuals with increased risk of complications already at diagnosis. Methods We applied data-driven cluster analysis (k-means hierarchical clustering) in newly diagnosed diabetic patients (N=8,980) from the Swedish ANDIS (All New Diabetics Scania)...

10.1101/186387 preprint EN bioRxiv (Cold Spring Harbor Laboratory) 2017-09-08

Abstract Background Type 2 diabetes (T2D) is a multi-organ disease defined by hyperglycemia resulting from different mechanisms. Using clinical parameters measured at diagnosis (age, BMI, HbA1c, HOMA2-B, HOMA2-IR and GAD autoantibodies) adult patients with have been reproducibly clustered into five subtypes, that differed clinically respect to progression outcomes. 1 In this study we use genetic information investigate if these subtypes distinct underlying drivers. Methods Genome-wide...

10.1101/2020.09.29.20203935 preprint EN cc-by-nc-nd medRxiv (Cold Spring Harbor Laboratory) 2020-09-30

Newly-defined subgroups of type 2 diabetes mellitus (T2DM) have been reported from real-world cohorts but not in detail randomised clinical trials (RCTs).T2DM participants, uncontrolled on different pre-study therapies (n = 12.738; 82 % Caucasian; 44 with duration > 10 years) 14 RCTs, were assigned to new according age at onset diabetes, HbA1c, BMI, and fasting C-peptide using the nearest centroid approach. Subgroup distribution, characteristics influencing factors analysed.In both, pooled...

10.1016/j.diabres.2022.110012 article EN cc-by-nc-nd Diabetes Research and Clinical Practice 2022-07-18

Diabetic kidney disease is a growing health burden that lacks specific early non-invasive diagnostic procedures. To approach solution for this clinical need, we sequenced microRNAs of urinary extracellular vesicles and performed biomarker discovery by small RNA sequencing in type 1 diabetes cohort including males with without albuminuria. The results were replicated or qPCR two independent cohorts four previously published datasets 2 as well both sexes. Non-diabetic prostate cancer used...

10.1101/2024.09.12.24312889 preprint EN cc-by-nc-nd medRxiv (Cold Spring Harbor Laboratory) 2024-09-12

Abstract Aim/Hypothesis Five subgroups were described in European diabetes patients using a data driven machine learning approach on commonly measured variables. We aimed to test the applicability of this phenotyping Indian young-onset type 2 patients. Methods applied derived centroids diagnosed before 45 years age from WellGen (n = 1612) cohort. also de novo k-means clustering cohort validate subgroups. then compared clinical and metabolic-endocrine characteristics complication rates...

10.1101/2021.05.07.21256703 preprint EN medRxiv (Cold Spring Harbor Laboratory) 2021-05-10

Abstract Diabetic kidney disease (DKD) is a severe complication of type 1 diabetes (T1D), which lacks non-invasive early biomarkers. Although less explored, mRNAs in urinary extracellular vesicles (uEV) could reflect changes the transcriptome during DKD development. We performed genome-wide mRNA sequencing >100 uEV samples from two T1D cohorts with 24-hour and overnight urine collections. Our pipeline allowed reproducible detection >10,000 bearing overall similarity to transcriptome....

10.1101/2021.10.11.21264829 preprint EN cc-by-nc-nd medRxiv (Cold Spring Harbor Laboratory) 2021-10-14
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