Evidence map›Paper›PMID 20039889›Full record

Trial reportClinical endocrinology2010

The effect of DPP-4 inhibition with sitagliptin on incretin secretion and on fasting and postprandial glucose turnover in subjects with impaired fasting glucose.

Gerlies Bock, Chiara Dalla Man, Francesco Micheletto, Rita Basu, Paula D Giesler, Jeanette Laugen, Carolyn F Deacon, Jens J Holst, Gianna Toffolo, Claudio Cobelli and 2 more

Registry-linked trialOpen access · greenAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Clinical endocrinology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT00364377 (The Role of Incretins in the Pathogenesis of Fasting and Postprandial Glucose Metabolism in People With Impaired Fasting Glucose), which is not on this map. Cited by 40 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed, 1 pooled it
2.6field-weighted citation impact, top 10% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT00364377 phase4completednot on this map

The Role of Incretins in the Pathogenesis of Fasting and Postprandial Glucose Metabolism in People With Impaired Fasting Glucose

TypeinterventionalSponsorMayo ClinicRan2006 to 2008Enrolled22ConditionsPre-diabetesArmsSitagliptin, Placebo
3 · Its place in the literature

Who cites it

40 citing papers in PubMed, 1 synthesis or guideline pooled it, 71 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors at 3 institutions in 2 countries.

Gerlies BockDivision of Endocrinology, Diabetes, Metabolism, and Nutrition, Mayo Clinic College of Medicine, Rochester, MN 55905, USA.
Chiara Dalla Man
Francesco Micheletto
Rita Basu
Paula D Giesler
Jeanette Laugen
Carolyn F Deacon
Jens J Holst
Gianna Toffolo
Claudio Cobelli
Robert A Rizza
Adrian Vella
Mayo Clinic in Arizona · USUniversity of Padua · ITMayo Clinic · US

Funding

MAYO CLINIC CENTER FOR TRANSLATIONAL SCIENCE ACTIVITIESUL1RR024150 · NCRR · MAYO CLINIC ROCHESTER · PI RIZZA, ROBERT A. · 2006 to 2011
$66.4M
MECHANISMS OF INSULIN RESISTANCE IN MANR01DK029953 · NIDDK · UNIVERSITY OF VIRGINIA · PI BASU, RITA · 1986 to 2024
$11.5M
The regulation of fasting glucose metabolism in people with and without prediabetesR01DK078646 · NIDDK · MAYO CLINIC ROCHESTER · PI Adrian Vella · 2007 to 2026
$8.7M
Pharmacogenomics of Gastric Function &Weight in ObesityR01DK067071 · NIDDK · MAYO CLINIC ROCHESTER · PI CAMILLERI, MICHAEL L. · 2004 to 2020
$4.7M
MECHANISMS OF INSULIN RESISTANCE in ManR37DK029953 · NIDDK · MAYO CLINIC COLL OF MEDICINE, ROCHESTER · PI RIZZA, ROBERT A. · 1996 to 2003
$1.8M
The Effect of Bariatric Surgery on Carbohydrate MetabolismR01DK082396 · NIDDK · MAYO CLINIC ROCHESTER · PI VELLA, ADRIAN · 2010 to 2014
$1.6M
ALPHA 2 ADRENERGIC CONTROL IN IRRITABLE BOWEL SYNDROMEK24DK002638 · NIDDK · MAYO CLINIC ROCHESTER · PI CAMILLERI, MICHAEL L. · 1999 to 2008
$1.1M
NCRR NIH HHS UL1 RR024150NIDDK NIH HHS DK29953NIDDK NIH HHS DK78646NIDDK NIH HHS K24 DK002638NIDDK NIH HHS R01 DK029953NIDDK NIH HHS R01 DK067071NIDDK NIH HHS R01 DK078646NIDDK NIH HHS R01 DK082396NIDDK NIH HHS R37 DK029953
6 · The paper itself

Abstract

objectiveLow glucagon-like peptide-1 (GLP-1) concentrations have been observed in impaired fasting glucose (IFG). It is uncertain whether these abnormalities contribute directly to the pathogenesis of IFG and impaired glucose tolerance. Dipeptidyl peptidase-4 (DPP-4) inhibitors raise incretin hormone concentrations enabling an examination of their effects on glucose turnover in IFG. RESEARCH DESIGN AND

methodsWe studied 22 subjects with IFG using a double-blinded, placebo-controlled, parallel-group design. At the time of enrollment, subjects ate a standardized meal labelled with [1-(13)C]-glucose. Infused [6-(3)H] glucose enabled measurement of systemic meal appearance (MRa). Infused [6,6-(2)H(2)] glucose enabled measurement of endogenous glucose production (EGP) and glucose disappearance (Rd). Subsequently, subjects were randomized to 100 mg of sitagliptin daily or placebo. After an 8-week treatment period, the mixed meal was repeated.

resultsAs expected, subjects with IFG who received placebo did not experience any change in glucose concentrations. Despite raising intact GLP-1 concentrations, treatment with sitagliptin did not alter either fasting or postprandial glucose, insulin or C-peptide concentrations. Postprandial EGP (18.1 +/- 0.7 vs 17.6 +/- 0.8 micromol/kg per min, P = 0.53), Rd (55.6 +/- 4.3 vs 58.9 +/- 3.3 micromol/kg per min, P = 0.47) and MRa (6639 +/- 377 vs 6581 +/- 316 micromol/kg per 6 h, P = 0.85) were unchanged. Sitagliptin was associated with decreased total GLP-1 implying decreased incretin secretion.

conclusionsDPP-4 inhibition did not alter fasting or postprandial glucose turnover in people with IFG. Low incretin concentrations are unlikely to be involved in the pathogenesis of IFG.

Indexed as

Blood GlucoseDipeptidyl Peptidase 4Dipeptidyl-Peptidase IV InhibitorsDouble-Blind MethodFastingFemaleGlucose IntoleranceHumansIncretinsMaleMiddle AgedPlacebosPostprandial PeriodPyrazinesSitagliptin PhosphateTriazolesBlood GlucoseDipeptidyl Peptidase 4Dipeptidyl-Peptidase IV InhibitorsDPP4 protein, humanIncretinsPlacebosPyrazinesSitagliptin PhosphateTriazoles

Identifiers

PMID20039889
PMCPMC2908732
OpenAlexW2125884659

What OpenQuestion holds

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Registered trials

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.