Evidence map›Paper›PMID 29321380›Full record

ArticleJCI insight2018

Renin-angiotensin-aldosterone system activation in long-standing type 1 diabetes.

Julie A Lovshin, Geneviève Boulet, Yuliya Lytvyn, Leif E Lovblom, Petter Bjornstad, Mohammed A Farooqi, Vesta Lai, Leslie Cham, Josephine Tse, Andrej Orszag and 8 more

Open access · goldAbstract read
In one paragraph

Article in JCI insight, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed, 1 pooled it
3.9field-weighted citation impact, top 6% 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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

31 citing papers in PubMed, 1 synthesis or guideline pooled it, 53 citations in OpenAlex.

  1. Pooled it
  2. Salt and chronic kidney disease.Nature reviews. Nephrology · 2026
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  18. Glomerular hyperfiltration.Nature reviews. Nephrology · 2022
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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

18 authors at 4 institutions in 2 countries.

Julie A LovshinDivision of Endocrinology and Metabolism and.
Geneviève BouletLunenfeld-Tanenbaum Research Institute, Mount Sinai Hospital, Toronto, Ontario, Canada.
Yuliya LytvynDivision of Nephrology, Department of Medicine, University of Toronto, Toronto, Ontario, Canada.
Leif E LovblomLunenfeld-Tanenbaum Research Institute, Mount Sinai Hospital, Toronto, Ontario, Canada.
Petter BjornstadDivision of Nephrology, Department of Medicine, University of Toronto, Toronto, Ontario, Canada.
Mohammed A FarooqiLunenfeld-Tanenbaum Research Institute, Mount Sinai Hospital, Toronto, Ontario, Canada.
Vesta LaiDivision of Nephrology, Department of Medicine, University of Toronto, Toronto, Ontario, Canada.
Leslie ChamDivision of Nephrology, Department of Medicine, University of Toronto, Toronto, Ontario, Canada.
Josephine TseDivision of Nephrology, Department of Medicine, University of Toronto, Toronto, Ontario, Canada.
Andrej OrszagLunenfeld-Tanenbaum Research Institute, Mount Sinai Hospital, Toronto, Ontario, Canada.
Daniel ScarrLunenfeld-Tanenbaum Research Institute, Mount Sinai Hospital, Toronto, Ontario, Canada.
Alanna WeismanDivision of Endocrinology and Metabolism and.
Hillary A KeenanResearch Division, Joslin Diabetes Center, Boston, Massachusetts, USA.
Michael H BrentDepartment of Ophthalmology and Vision Sciences, Department of Medicine, University of Toronto, Toronto, Ontario, Canada.
Narinder PaulJoint Department of Medical Imaging, Division of Cardiothoracic Radiology, University Health Network, Toronto, Ontario, Canada.
Vera BrilEllen and Martin Prosserman Centre for Neuromuscular Diseases, Krembil Neuroscience Centre, Division of Neurology, Department of Medicine, University Health Network, University of Toronto, Toronto, Ontario, Canada.
Bruce A PerkinsDivision of Endocrinology and Metabolism and.
David Zi CherneyDivision of Nephrology, Department of Medicine, University of Toronto, Toronto, Ontario, Canada.
University of Toronto · CAMount Sinai Hospital · CAUniversity Health Network · CAJoslin Diabetes Center · US

Funding

Training Program in Diabetes ResearchT32DK063687 · NIDDK · UNIVERSITY OF COLORADO DENVER · PI Andrea Steck · 2002 to 2026
$5.2M
NIDDK NIH HHS T32 DK063687
6 · The paper itself

Abstract

backgroundIn type 1 diabetes (T1D), adjuvant treatment with inhibitors of the renin-angiotensin-aldosterone system (RAAS), which dilate the efferent arteriole, is associated with prevention of progressive albuminuria and renal dysfunction. Uncertainty still exists as to why some individuals with long-standing T1D develop diabetic kidney disease (DKD) while others do not (DKD resistors). We hypothesized that those with DKD would be distinguished from DKD resistors by the presence of RAAS activation.

methodsRenal and systemic hemodynamic function was measured before and after exogenous RAAS stimulation by intravenous infusion of angiotensin II (ANGII) in 75 patients with prolonged T1D durations and in equal numbers of nondiabetic controls. The primary outcome was change in renal vascular resistance (RVR) in response to RAAS stimulation, a measure of endogenous RAAS activation.

resultsThose with DKD had less change in RVR following exogenous RAAS stimulation compared with DKD resistors or controls (19%, 29%, 31%, P = 0.008, DKD vs. DKD resistors), reflecting exaggerated endogenous renal RAAS activation. All T1D participants had similar changes in renal efferent arteroilar resistance (9% vs. 13%, P = 0.37) irrespective of DKD status, which reflected less change versus controls (20%, P = 0.03). In contrast, those with DKD exhibited comparatively less change in afferent arteriolar vascular resistance compared with DKD resistors or controls (33%, 48%, 48%, P = 0.031, DKD vs. DKD resistors), indicating higher endogenous RAAS activity.

conclusionIn long-standing T1D, the intrarenal RAAS is exaggerated in DKD, which unexpectedly predominates at the afferent rather than the efferent arteriole, stimulating vasoconstriction.

fundingJDRF operating grant 17-2013-312.

Indexed as

AgedAngiotensin IICohort StudiesCross-Sectional StudiesDiabetes Mellitus, Type 1Diabetic NephropathiesFemaleGlycated HemoglobinHumansInfusions, IntravenousKidneyMaleMiddle AgedRenin-Angiotensin SystemVasoconstrictionAngiotensin IIGlycated HemoglobinDiabetesEndocrinologyNephrology

Identifiers

PMID29321380
PMCPMC5821172
OpenAlexW2784242843

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.