Evidence map›Paper›PMID 29700652›Full record

ArticleAmino acids2018

Arginase inhibition prevents the development of hypertension and improves insulin resistance in obese rats.

Kelly J Peyton, Xiao-Ming Liu, Ahmad R Shebib, Fruzsina K Johnson, Robert A Johnson, William Durante

Abstract read
In one paragraph

Article in Amino acids, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
1.9field-weighted citation impact, top 16% 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

17 citing papers in PubMed, 24 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

6 authors at 1 institution in 1 country.

Kelly J PeytonDepartment of Medical Pharmacology and Physiology, School of Medicine, University of Missouri, M409 Medical Sciences Building, One Hospital Drive, Columbia, MO, 65212, USA.
Xiao-Ming LiuDepartment of Medical Pharmacology and Physiology, School of Medicine, University of Missouri, M409 Medical Sciences Building, One Hospital Drive, Columbia, MO, 65212, USA.
Ahmad R ShebibDepartment of Medical Pharmacology and Physiology, School of Medicine, University of Missouri, M409 Medical Sciences Building, One Hospital Drive, Columbia, MO, 65212, USA.
Fruzsina K JohnsonCollege of Osteopathic Medicine, William Cary University, Hattiesburg, MS, USA.
Robert A JohnsonCollege of Osteopathic Medicine, William Cary University, Hattiesburg, MS, USA.
William DuranteDepartment of Medical Pharmacology and Physiology, School of Medicine, University of Missouri, M409 Medical Sciences Building, One Hospital Drive, Columbia, MO, 65212, USA. durantew@health.missouri.edu.ORCID 0000-0001-6715-4352
University of Missouri Hospital · US

Funding

ARGINASE AND ARTERIAL INJURYR01HL074966 · NHLBI · UNIVERSITY OF MISSOURI-COLUMBIA · PI DURANTE, WILLIAM · 2005 to 2009
$1.6M
American Heart Association 17IRG33370074American Heart Association-American Stroke Association 17IRG33370074NHLBI NIH HHS R01 HL074966NIH HHS R01-HL074966
6 · The paper itself

Abstract

This study investigated the temporal activation of arginase in obese Zucker rats (ZR) and determined if arginase inhibition prevents the development of hypertension and improves insulin resistance in these animals. Arginase activity, plasma arginine and nitric oxide (NO) concentration, blood pressure, and insulin resistance were measured in lean and obese animals. There was a chronological increase in vascular and plasma arginase activity in obese ZR beginning at 8 weeks of age. The increase in arginase activity in obese animals was associated with a decrease in insulin sensitivity and circulating levels of arginine and NO. The rise in arginase activity also preceded the increase in blood pressure in obese ZR detected at 12 weeks of age. Chronic treatment of 8-week-old obese animals with an arginase inhibitor or L-arginine for 4 weeks prevented the development of hypertension and improved plasma concentrations of arginine and NO. Arginase inhibition also improved insulin sensitivity in obese ZR while L-arginine supplementation had no effect. In conclusion, arginase inhibition prevents the development of hypertension and improves insulin sensitivity while L-arginine administration only mitigates hypertension in obese animals. Arginase represents a promising therapeutic target in ameliorating obesity-associated vascular and metabolic dysfunction.

Indexed as

Insulin ResistanceAnimalsArginaseArginineEnzyme InhibitorsHypertensionMaleNitric OxideObesityRatsRats, ZuckerArginaseArginineEnzyme InhibitorsNitric OxideArginaseArginineHypertensionObesity

Identifiers

PMID29700652
PMCPMC5959270
OpenAlexW2802742520

What OpenQuestion holds

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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.