M
Matej Orešič
Researcher at Örebro University
Publications - 390
Citations - 32818
Matej Orešič is an academic researcher from Örebro University. The author has contributed to research in topics: Medicine & Lipid metabolism. The author has an hindex of 82, co-authored 352 publications receiving 26830 citations. Previous affiliations of Matej Orešič include University of Iceland & University of Turku.
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Journal ArticleDOI
Dysregulation of lipid and amino acid metabolism precedes islet autoimmunity in children who later progress to type 1 diabetes.
Matej Orešič,Satu Simell,Marko Sysi-Aho,Kirsti Näntö-Salonen,Tuulikki Seppänen-Laakso,Vilhelmiina Parikka,Mikko Katajamaa,Anne Hekkala,Ismo Mattila,Päivi Keskinen,Laxman Yetukuri,Arja Reinikainen,Jyrki Lähde,Tapani Suortti,Jari Hakalax,Tuula Simell,Heikki Hyöty,Riitta Veijola,Jorma Ilonen,Jorma Ilonen,Riitta Lahesmaa,Mikael Knip,Olli Simell +22 more
TL;DR: Serum metabolite profiles were compared between sample series drawn from children who progressed to type 1 diabetes and controls who remained nondiabetic and permanently autoantibody negative, finding that autoimmunity may be a relatively late response to the early metabolic disturbances.
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Metabolomics enables precision medicine: "A White Paper, Community Perspective"
Richard D. Beger,Warwick B. Dunn,Michael A. Schmidt,Steven S. Gross,Jennifer A. Kirwan,Marta Cascante,Lorraine Brennan,David S. Wishart,Matej Orešič,Thomas Hankemeier,David Broadhurst,Andrew N. Lane,Karsten Suhre,Gabi Kastenmüller,Susan Sumner,Ines Thiele,Oliver Fiehn,Oliver Fiehn,Rima Kaddurah-Daouk +18 more
TL;DR: The narrow range of chemical analyses in current use by the medical community today will be replaced in the future by analyses that reveal a far more comprehensive metabolic signature, expected to describe global biochemical aberrations that reflect patterns of variance in states of wellness, more accurately describe specific diseases and their progression, and greatly aid in differential diagnosis.
Journal ArticleDOI
Processing methods for differential analysis of LC/MS profile data.
Mikko Katajamaa,Matej Orešič +1 more
TL;DR: This work developed and implemented a new recursive peak search algorithm and a secondary peak picking method for improving already aligned results, as well as a normalization tool that uses multiple internal standards.
Journal ArticleDOI
Acquired obesity is associated with changes in the serum lipidomic profile independent of genetic effects - A monozygotic twin study
Kirsi H. Pietiläinen,Kirsi H. Pietiläinen,Marko Sysi-Aho,Aila Rissanen,Tuulikki Seppänen-Laakso,Hannele Yki-Järvinen,Jaakko Kaprio,Matej Orešič +7 more
TL;DR: Results show that obesity, already in its early stages and independent of genetic influences, is associated with deleterious alterations in the lipid metabolism known to facilitate atherogenesis, inflammation and insulin resistance.
Journal ArticleDOI
PPAR gamma 2 Prevents Lipotoxicity by Controlling Adipose Tissue Expandability and Peripheral Lipid Metabolism
Gema Medina-Gomez,Sarah L. Gray,Laxman Yetukuri,Kenju Shimomura,Sam Virtue,Mark Campbell,R. Keira Curtis,Mercedes Jimenez-Linan,Margaret Blount,Giles S.H. Yeo,Miguel Ángel López,Tuulikki Seppänen-Laakso,Frances M. Ashcroft,Matej Orešič,Antonio Vidal-Puig +14 more
TL;DR: The results indicate that the PPARg2 isoform plays an important role, mediating adipose tissue expansion in response to positive energy balance, and may be required for the β-cell hypertrophic adaptive response to insulin resistance.