Evidence map›Paper›PMID 38635292›Full record

ArticleThe Journal of clinical endocrinology and metabolism2024

Genetic Underpinnings of Fasting and Oral Glucose-stimulated Based Insulin Sensitivity Indices.

Sufyan Suleman, Anne L Madsen, Lars H Ängquist, Mikkel Schubert, Allan Linneberg, Ruth J F Loos, Torben Hansen, Niels Grarup

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Article in The Journal of clinical endocrinology and metabolism, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

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4citing papers in PubMed
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1 · What the graph read from it

What it found

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3 · Its place in the literature

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4 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

8 authors.

Sufyan SulemanNovo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen 2200, Denmark.ORCID 0000-0001-6612-6915
Anne L MadsenNovo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen 2200, Denmark.ORCID 0000-0003-2734-5183
Lars H ÄngquistNovo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen 2200, Denmark.ORCID 0000-0002-9516-4424
Mikkel SchubertNovo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen 2200, Denmark.ORCID 0000-0003-2401-9921
Allan LinnebergCenter for Clinical Research and Prevention, Copenhagen University Hospital-Bispebjerg and Frederiksberg, Copenhagen 2000, Denmark.ORCID 0000-0002-0994-0184
Ruth J F LoosNovo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen 2200, Denmark.ORCID 0000-0002-8532-5087
Torben HansenNovo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen 2200, Denmark.ORCID 0000-0001-8748-3831
Niels GrarupNovo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen 2200, Denmark.ORCID 0000-0001-5526-1070

Funding

Independent Research Fund Denmark 1030-00280BUniversity of Copenhagen NNF18CC0034900
6 · The paper itself

Abstract

contextInsulin sensitivity (IS) is an important factor in type 2 diabetes (T2D) and can be estimated by many different indices.

objectiveWe aimed to compare the genetic components underlying IS indices obtained from fasting and oral glucose-stimulated plasma glucose and serum insulin levels.

methodsWe computed 21 IS indices, classified as fasting, OGTT0,120, and OGTT0,30,120 indices, using fasting and oral glucose tolerance test (OGTT) data in 2 cohorts. We used data from a family cohort (n = 313) to estimate the heritability and the genetic and phenotypic correlations of IS indices. The population cohort, Inter99 (n = 5343), was used to test for associations between IS indices and 426 genetic variants known to be associated with T2D.

resultsHeritability estimates of IS indices ranged between 19% and 38%. Fasting and OGTT0,30,120 indices had high genetic (ρG) and phenotypic (ρP) pairwise correlations (ρG and ρP: 0.88 to 1) The OGTT0,120 indices displayed a wide range of pairwise correlations (ρG: 0.17-1.00 and ρP: 0.13-0.97). We identified statistically significant associations between IS indices and established T2D-associated variants. The PPARG rs11709077 variant was associated only with fasting indices and PIK3R rs4976033 only with OGTT0,30,120 indices. The variants in FAM63A/MINDY1, GCK, C2CD4A/B, and FTO loci were associated only with OGTT0,120 indices.

conclusionEven though the IS indices mostly share a common genetic background, notable differences emerged between OGTT0,120 indices. The fasting and OGTT-based indices have distinct associations with T2D risk variants. This work provides a basis for future large-scale genetic investigations into the differences between IS indices.

Indexed as

Blood GlucoseDiabetes Mellitus, Type 2FastingGlucose Tolerance TestInsulin ResistanceAdultAgedCohort StudiesFemaleGenetic Predisposition to DiseaseHumansInsulinMaleMiddle AgedPhenotypePolymorphism, Single NucleotideBlood GlucoseInsulinfasting insulingenetic variantsinsulin sensitivityinsulin sensitivity indicesOGTTtype 2 diabetes

Identifiers

PMID38635292
PMCPMC11479690

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.