Evidence map›Paper›PMID 36567551›Full record

ArticleVascular medicine (London, England)2023

Cigarette smoking and mitochondrial dysfunction in peripheral artery disease.

Michelle Guo, Mary M McDermott, Sudarshan Dayanidhi, Christiaan Leeuwenburgh, Stephanie Wohlgemuth, Luigi Ferrucci, Charlotte A Peterson, Kate Kosmac, Lu Tian, Lihui Zhao and 6 more

Abstract read
In one paragraph

Article in Vascular medicine (London, England), 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
1.3field-weighted citation impact, top 19% 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

6 citing papers in PubMed, 8 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

16 authors at 6 institutions in 1 country.

Michelle GuoDepartment of Medicine, Northwestern University, Chicago, IL, USA.ORCID 0000-0003-0485-0814
Mary M McDermottDepartment of Medicine, Northwestern University, Chicago, IL, USA.ORCID 0000-0002-3724-7619
Sudarshan DayanidhiShirley Ryan AbilityLab, Northwestern University, Chicago, IL, USA.
Christiaan LeeuwenburghDepartment of Aging and Geriatric Research, University of Florida, Gainesville, FL, USA.
Stephanie WohlgemuthDepartment of Aging and Geriatric Research, University of Florida, Gainesville, FL, USA.
Luigi FerrucciDivision of Intramural Research, National Institute on Aging, Baltimore, MD, USA.
Charlotte A PetersonCenter for Muscle Biology, University of Kentucky, Lexington, KY, USA.
Kate KosmacCenter for Muscle Biology, University of Kentucky, Lexington, KY, USA.
Lu TianDepartment of Health Research and Policy, Stanford University, Stanford, CA, USA.
Lihui ZhaoDepartment of Preventive Medicine, Northwestern University, Chicago, IL, USA.
Robert SufitDepartment of Neurology, Northwestern University, Chicago, IL, USA.
Karen HoDepartment of Surgery, Northwestern University, Chicago, IL, USA.ORCID 0000-0002-7514-8953
Michael CriquiDepartments of Preventive Medicine, Family Medicine, and Public Health, University of California San Diego, San Diego, CA, USA.
Shujun XuDepartment of Medicine, Northwestern University, Chicago, IL, USA.
Dongxue ZhangDepartment of Medicine, Northwestern University, Chicago, IL, USA.
Philip GreenlandDepartment of Medicine, Northwestern University, Chicago, IL, USA.
Northwestern University · USUniversity of Florida · USUniversity of Kentucky · USNational Institute on Aging · USStanford University · USUniversity of California San Diego · US

Funding

Intramural NIH HHS Z99 AG999999
6 · The paper itself

Abstract

backgroundThis study evaluated the association of smoking with mitochondrial function in gastrocnemius muscle of people with peripheral artery disease (PAD).

methodsParticipants were enrolled from Chicago, Illinois and consented to gastrocnemius biopsy. Mitochondrial oxidative capacity was measured in muscle with respirometry. Abundance of voltage-dependent anion channel (VDAC) (mitochondrial membrane abundance), peroxisome proliferator-activated receptor-γ coactivator (PGC-1α) (mitochondrial biogenesis), and electron transport chain complexes I-V were measured with Western blot.

resultsFourteen of 31 people with PAD (age 72.1 years, ABI 0.64) smoked cigarettes currently. Overall, there were no significant differences in mitochondrial oxidative capacity between PAD participants who currently smoked and those not currently smoking (complex I+II-mediated oxidative phosphorylation: 86.6 vs 78.3 pmolO

conclusionsAmong people with PAD, cigarette smoking may stimulate mitochondrial biogenesis to compensate for reduced oxidative capacity per unit of mitochondrial membrane, resulting in no difference in overall mitochondrial oxidative capacity according to current smoking status among people with PAD. However, these results were cross-sectional and a longitudinal study is needed.

Indexed as

Cigarette SmokingPeripheral Arterial DiseaseAgedHumansMitochondriaMuscle, Skeletalmitochondriaperipheral artery disease (PAD)respirometrysmoking

Identifiers

PMID36567551
PMCPMC12149322
OpenAlexW4312194585

What OpenQuestion holds

Textmetadata
LicenceTDM
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.