Evidence map›Paper›PMID 26110424›Full record

ArticlePloS one2015

Mitochondrial DNA copy number in peripheral blood and melanoma risk.

Jie Shen, Vancheswaran Gopalakrishnan, Jeffrey E Lee, Shenying Fang, Hua Zhao

Abstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

19 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

5 authors.

Jie ShenDepartments of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, TX 77030, United States of America.
Vancheswaran GopalakrishnanDepartments of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, TX 77030, United States of America.
Jeffrey E LeeDepartment of Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX 77030, United States of America.
Shenying FangDepartment of Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX 77030, United States of America.
Hua ZhaoDepartments of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, TX 77030, United States of America.

Funding

Tumor Evolution and Metastasis ProgramP30CA016672 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI Scott Kopetz · 1985 to 2026
$290.8M
6 · The paper itself

Abstract

Mitochondrial DNA (mtDNA) copy number in peripheral blood has been suggested as risk modifier in various types of cancer. However, its influence on melanoma risk is unclear. We evaluated the association between mtDNA copy number in peripheral blood and melanoma risk in 500 melanoma cases and 500 healthy controls from an ongoing melanoma study. The mtDNA copy number was measured using real-time polymerase chain reaction. Overall, mean mtDNA copy number was significantly higher in cases than in controls (1.15 vs 0.99, P<0.001). Increased mtDNA copy number was associated with a 1.45-fold increased risk of melanoma (95% confidence interval: 1.12-1.97). Significant joint effects between mtDNA copy number and variables related to pigmentation and history of sunlight exposure were observed. This study supports an association between increased mtDNA copy number and melanoma risk that is independent on the known melanoma risk factors (pigmentation and history of sunlight exposure).

Indexed as

AgedBiomarkersCarcinogenesisCase-Control StudiesDNADNA Copy Number VariationsDNA, MitochondrialFemaleGene DosageHumansMaleMelanocytesMelanomaMiddle AgedPigmentationReal-Time Polymerase Chain ReactionBiomarkersDNADNA, Mitochondrial

Identifiers

PMID26110424
PMCPMC4482392

What OpenQuestion holds

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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.