Evidence map›Paper›PMID 20667539›Full record

ArticleAtherosclerosis2010

Differential expression of genes in the calcium-signaling pathway underlies lesion development in the LDb mouse model of atherosclerosis.

Solida Mak, Hua Sun, Frances Acevedo, Lawrence C Shimmin, Lei Zhao, Ba-Bie Teng, James E Hixson

Open access · greenAbstract read
In one paragraph

Article in Atherosclerosis, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.7field-weighted citation impact, top 31% 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

11 citing papers in PubMed, 21 citations in OpenAlex.

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  10. Fortilin reduces apoptosis in macrophages and promotes atherosclerosis.American journal of physiology. Heart and circulatory physiology · 2013
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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

7 authors at 4 institutions in 1 country.

Solida MakThe University of Texas Graduate School of Biomedical Science at Houston, Houston, TX 77030, USA.
Hua Sun
Frances Acevedo
Lawrence C Shimmin
Lei Zhao
Ba-Bie Teng
James E Hixson
The University of Texas Health Science Center at Houston · USCenter for Human Genetics · USBrown Foundation · USUniversity of Houston · US

Funding

The Novel Approach of RNA Based Therapeutic TechnologiesR01HL084594 · NHLBI · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI TENG, BA-BIE · 2008 to 2011
$1.5M
NHLBI NIH HHS HL084594NHLBI NIH HHS R01 HL084594
6 · The paper itself

Abstract

objectiveAtherosclerosis is influenced by the interaction of environmental and genetic susceptibility risk factors. We used global microarray expression profiling to investigate differentially regulated genes in aorta during development of atherosclerosis in a susceptible genetically modified mouse model in response to the interaction between risk factors including hyperlipidemic genotype, shear stress, diet, and age. METHODS AND

resultsIn this study we investigated transcriptional changes in lesion-prone and lesion-resistant regions of aortas in genetically modified mice lacking both genes of the LDL receptor and the apolipoprotein B mRNA editing enzyme (LDb; Ldlr(-/-)Apobec1(-/-)). Risk factors including hyperlipidemic genotype (LDb vs. C57BL/6 wildtype), shear stress (lesion-prone vs. lesion resistant aortic regions), diet (chow vs. Western high-fat), and age (2- vs. 8-months) were studied. We hybridized aortic RNA samples with microarray chips containing probes for 45,000 mouse genes and expressed sequence tags (ESTs). Overall, the differentially expressed genes were components of 20 metabolic and physiological pathways. Notably, calcium signaling is the major pathway identified with differential regulation of 30 genes within this pathway. We also found differential expression of calcium-signaling genes in cultured primary endothelial cells from lesion-prone and lesion-resistant arterial regions (LDb mice vs. C57BL/6 controls), providing further support for involvement of calcium signaling in the pathogenesis of atherosclerosis. Moreover, we demonstrated protein expression of genes in the calcium-signaling pathway using Western blot analysis and immunofluorescence.

conclusionsOur results suggest that calcium signaling may play an important role in regulation of genes expressed in aorta during development of atherosclerosis. Calcium signaling may act via mechanistic responses to genetic, mechanical, and environmental insults that trigger an imbalance of intracellular calcium homeostasis, resulting in altered biological processes leading to lesion development.

Indexed as

Gene Expression RegulationAnimal FeedAnimalsAortaAtherosclerosisCalciumCalcium SignalingDisease Models, AnimalGenotypeHumansMaleMiceMice, Inbred C57BLMice, TransgenicRisk FactorsSignal TransductionCalcium

Identifiers

PMID20667539
PMCPMC2963700
OpenAlexW1999017558

What OpenQuestion holds

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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.