Organ-specific metabolic pathways distinguish prediabetes, type 2 diabetes, and normal tissues
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Organ-specific metabolic pathways distinguish prediabetes, type 2 diabetes, and normal tissues. / Diamanti, Klev; Cavalli, Marco; Pereira, Maria J.; Pan, Gang; Castillejo-López, Casimiro; Kumar, Chanchal; Mundt, Filip; Komorowski, Jan; Deshmukh, Atul S.; Mann, Matthias; Korsgren, Olle; Eriksson, Jan W.; Wadelius, Claes.
In: Cell Reports Medicine, Vol. 3, No. 10, 100763, 2022.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Organ-specific metabolic pathways distinguish prediabetes, type 2 diabetes, and normal tissues
AU - Diamanti, Klev
AU - Cavalli, Marco
AU - Pereira, Maria J.
AU - Pan, Gang
AU - Castillejo-López, Casimiro
AU - Kumar, Chanchal
AU - Mundt, Filip
AU - Komorowski, Jan
AU - Deshmukh, Atul S.
AU - Mann, Matthias
AU - Korsgren, Olle
AU - Eriksson, Jan W.
AU - Wadelius, Claes
N1 - Publisher Copyright: © 2022 The Author(s)
PY - 2022
Y1 - 2022
N2 - Environmental and genetic factors cause defects in pancreatic islets driving type 2 diabetes (T2D) together with the progression of multi-tissue insulin resistance. Mass spectrometry proteomics on samples from five key metabolic tissues of a cross-sectional cohort of 43 multi-organ donors provides deep coverage of their proteomes. Enrichment analysis of Gene Ontology terms provides a tissue-specific map of altered biological processes across healthy, prediabetes (PD), and T2D subjects. We find widespread alterations in several relevant biological pathways, including increase in hemostasis in pancreatic islets of PD, increase in the complement cascade in liver and pancreatic islets of PD, and elevation in cholesterol biosynthesis in liver of T2D. Our findings point to inflammatory, immune, and vascular alterations in pancreatic islets in PD that are hypotheses to be tested for potential contributions to hormonal perturbations such as impaired insulin and increased glucagon production. This multi-tissue proteomic map suggests tissue-specific metabolic dysregulations in T2D.
AB - Environmental and genetic factors cause defects in pancreatic islets driving type 2 diabetes (T2D) together with the progression of multi-tissue insulin resistance. Mass spectrometry proteomics on samples from five key metabolic tissues of a cross-sectional cohort of 43 multi-organ donors provides deep coverage of their proteomes. Enrichment analysis of Gene Ontology terms provides a tissue-specific map of altered biological processes across healthy, prediabetes (PD), and T2D subjects. We find widespread alterations in several relevant biological pathways, including increase in hemostasis in pancreatic islets of PD, increase in the complement cascade in liver and pancreatic islets of PD, and elevation in cholesterol biosynthesis in liver of T2D. Our findings point to inflammatory, immune, and vascular alterations in pancreatic islets in PD that are hypotheses to be tested for potential contributions to hormonal perturbations such as impaired insulin and increased glucagon production. This multi-tissue proteomic map suggests tissue-specific metabolic dysregulations in T2D.
KW - liver
KW - mass spectrometry
KW - multi-tissue
KW - pancreatic islets
KW - prediabetes
KW - proteomics
KW - skeletal muscle
KW - T2D
KW - type 2 diabetes
KW - visceral adipose tissue
U2 - 10.1016/j.xcrm.2022.100763
DO - 10.1016/j.xcrm.2022.100763
M3 - Journal article
C2 - 36198307
AN - SCOPUS:85140051320
VL - 3
JO - Cell Reports Medicine
JF - Cell Reports Medicine
SN - 2666-3791
IS - 10
M1 - 100763
ER -
ID: 324172333