Evidence map›Paper›PMID 34827557›Full record

ArticleBiomolecules2021

Variant Aldehyde Dehydrogenase 2 (

Chung-Lieh Hung, Kuo-Tzu Sung, Shun-Chuan Chang, Yen-Yu Liu, Jen-Yuan Kuo, Wen-Hung Huang, Cheng-Huang Su, Chuan-Chuan Liu, Shin-Yi Tsai, Chia-Yuan Liu and 6 more

Open access · goldAbstract read
In one paragraph

Article in Biomolecules, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
0.9field-weighted citation impact, top 23% 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

9 citing papers in PubMed, 11 citations in OpenAlex.

  1. Correlation BetweenCardiovascular therapeutics · 2026
    Article
  2. ALDH2 Enzyme Deficiency in Diabetic Cardiomyopathy.International journal of molecular sciences · 2025
    Review
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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 4 institutions in 2 countries.

Chung-Lieh HungDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.ORCID 0000-0002-2858-3493
Kuo-Tzu SungDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.
Shun-Chuan ChangDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.
Yen-Yu LiuDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.
Jen-Yuan KuoDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.
Wen-Hung HuangDivision of Cardiology, Departments of Internal Medicine, MacKay Memorial Hospital, Taipei 10449, Taiwan.
Cheng-Huang SuDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.
Chuan-Chuan LiuDepartment of Physiology Examination, MacKay Memorial Hospital, New Taipei City 25160, Taiwan.
Shin-Yi TsaiDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.ORCID 0000-0001-7978-778X
Chia-Yuan LiuDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.
An-Sheng LeeDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.ORCID 0000-0001-8176-3269
Szu-Hua PanGraduate Institute of Medical Genomics and Proteomics, College of Medicine, National Taiwan University, Taipei 10051, Taiwan.ORCID 0000-0002-0138-0434
Shih-Wei WangDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.ORCID 0000-0001-7522-6352
Charles Jia-Yin HouDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.
Ta-Chuan HungDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.
Hung-I YehDepartment of Medicine, Mackay Medical College, New Taipei City 25245, Taiwan.ORCID 0000-0003-3206-0908
Mackay Memorial Hospital · TWMackay Medical University · TWJohns Hopkins University · USNational Taiwan University · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Aldehyde dehydrogenase 2 (ALDH2) rs671 polymorphism is a common genetic variant in Asians that is responsible for defective toxic aldehyde and lipid peroxidation metabolism after alcohol consumption. The extent to which low alcohol consumption may cause atrial substrates to trigger atrial fibrillation (AF) development in users with ALDH2 variants remains to be determined. We prospectively enrolled 249 ethnic Asians, including 56 non-drinkers and 193 habitual drinkers (135 (70%) as ALDH2 wild-type: GG, rs671; 58 (30%) as ALDH2 variants: G/A or A/A, rs671). Novel left atrial (LA) mechanical substrates with dynamic characteristics were assessed using a speckle-tracking algorithm and correlated to daily alcohol consumption and ALDH2 genotypes. Despite modest and comparable alcohol consumption by the habitual alcohol users (14.3 [8.3~28.6] and 12.3 [6.3~30.7] g/day for those without and with ALDH2 polymorphism,

Indexed as

Alcohol DrinkingAldehyde Dehydrogenase, MitochondrialAsian PeopleAtrial FibrillationHeart AtriaAdultAgedFemaleGenetic Predisposition to DiseaseHumansMaleMiddle AgedPolymorphism, Single NucleotideRisk FactorsAldehyde Dehydrogenase, MitochondrialALDH2 protein, human4-hydroxynonenal (4-HNE)alcoholaldehydealdehyde dehydrogenase 2 (ALDH2)atrial fibrillation (AF)peak atrial longitudinal strain (PALS)strain rates

Identifiers

PMID34827557
PMCPMC8615757
OpenAlexW3207653519

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.