Evidence map›Paper›PMID 18439298›Full record

ArticleBMC genetics2008

Overexpression of Scg5 increases enzymatic activity of PCSK2 and is inversely correlated with body weight in congenic mice.

Charles R Farber, James Chitwood, Sang-Nam Lee, Ricardo A Verdugo, Alma Islas-Trejo, Gonzalo Rincon, Iris Lindberg, Juan F Medrano

Open access · diamondAbstract read
In one paragraph

Article in BMC genetics, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
0.9field-weighted citation impact, top 27% 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

14 citing papers in PubMed, 21 citations in OpenAlex.

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  11. Hexa-D-arginine treatment increases 7B2•PC2 activity in hyp-mouse osteoblasts and rescues the HYP phenotype.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2013
    Article
  12. Article
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  14. Evidence of maternal QTL affecting growth and obesity in adult mice.Mammalian genome : official journal of the International Mammalian Genome Society · 2009
    Article
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

8 authors at 4 institutions in 2 countries.

Charles R FarberDepartment of Animal Science, University of California, Davis, One Shields Ave., Davis, CA 95616-8521, USA. cfarber@mednet.ucla.edu
James Chitwood
Sang-Nam Lee
Ricardo A Verdugo
Alma Islas-Trejo
Gonzalo Rincon
Iris Lindberg
Juan F Medrano
University of California, Davis · USLouisiana State University Health Sciences Center New Orleans · USUniversity of California, Los Angeles · USYonsei University · KR

Funding

CONTROL OF PEPTIDE HORMONE BIOSYNTHESIS BY PC2 AND 7B2R01DK049703 · NIDDK · UNIVERSITY OF MARYLAND BALTIMORE · PI LINDBERG, IRIS · 1996 to 2012
$3.7M
Positional cloning of obesity genes from congenic miceR01DK069978 · NIDDK · UNIVERSITY OF CALIFORNIA AT DAVIS · PI WARDEN, CRAIG H · 2006 to 2010
$1.7M
NIDDK NIH HHS DK49703NIDDK NIH HHS DK69978NIDDK NIH HHS R01 DK049703NIDDK NIH HHS R01 DK069978
6 · The paper itself

Abstract

backgroundThe identification of novel genes is critical to understanding the molecular basis of body weight. Towards this goal, we have identified secretogranin V (Scg5; also referred to as Sgne1), as a candidate gene for growth traits.

resultsThrough a combination of DNA microarray analysis and quantitative PCR we identified a strong expression quantitative trait locus (eQTL) regulating Scg5 expression in two mouse chromosome 2 congenic strains and three additional F2 intercrosses. More importantly, the eQTL was coincident with a body weight QTL in congenic mice and Scg5 expression was negatively correlated with body weight in two of the F2 intercrosses. Analysis of haplotype blocks and genomic sequencing of Scg5 in high (C3H/HeJ, DBA/2J, BALB/cByJ, CAST/EiJ) and low (C57BL/6J) expressing strains revealed mutations unique to C57BL/6J and possibly responsible for the difference in mRNA abundance. To evaluate the functional consequence of Scg5 overexpression we measured the pituitary levels of 7B2 protein and PCSK2 activity and found both to be increased. In spite of this increase, the level of pituitary alpha-MSH, a PCSK2 processing product, was unaltered.

conclusionTogether, these data support a role for Scg5 in the modulation of body weight.

Indexed as

Gene Expression Regulation, EnzymologicQuantitative Trait LociAnimalsBody WeightGene Expression ProfilingMiceMice, CongenicNeuroendocrine Secretory Protein 7B2Oligonucleotide Array Sequence AnalysisPolymerase Chain ReactionPromoter Regions, GeneticProprotein Convertase 2Sequence Analysis, DNAUp-RegulationNeuroendocrine Secretory Protein 7B2Proprotein Convertase 2

Identifiers

PMID18439298
PMCPMC2386500
OpenAlexW2021835500

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.