Reza Malekzadeh is an expert in Gastroenterology at Shariati Hospital (Iran). As of October 2026, ScienceLeadR ranks Reza Malekzadeh in the top 1% of experts worldwide for Esophageal Neoplasms and Esophageal Diseases, and in the top 1% of experts in Iran for Gastroesophageal Reflux. Reza Malekzadeh has authored 1,246 publications, the most recent in 2026, and is an investigator in 29 clinical trials. SLR score: 4,175 (community average: 125). How the SLR is computed.

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Reza Malekzadeh Shariati Hospital Iran
4 175 ScienceLeadR Reputation 4175
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Gastroenterology

Subspecialties: Public Health - Oncology - Nutrition

Full career – Last 3 years

Main Topics

Publications and Clinical Studies

Publications – Clinical Studies

Profile data updated on

Organizations

Career arc: 1982 - 2026

Source: PubMed

Tehran University of Medical Sciences

Publications Synthesis

Sources: PubMed, OpenAlex

Number : 1246

Citations

Citations: 320 152 1st author: 39 Last author: 455 Unique author: 2


Breakdown by type

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Latest Publications

5 most recent indexed articles

Source: Pubmed

Title Journal Year Citations
Dietary intake of vitamins B1, B2, B3, and B6, and the risk of gastric cancer: pooled analyses within the Stomach cancer Pooling (Stop) project.
PMID 42841975 — cardia, stomach, vitamins, meat, neoplasms, fruit, micronutrients, sex, vegetables, stomach neoplasms
Eur J Nutr20260
Physical activity and oxidative stress biomarkers in humans: a systematic review and quantitative meta-analysis.
PMID 42760575 — exercise, bias, stress, physiological, publication bias, oxidative stress, biomarkers, antioxidants
BMC Sports Sci Med Rehabil20260
Antihypertensive Treatment and Risk of Metabolic Associated Fatty Liver Disease: A Drug-Target Mendelian Randomization.
PMID 42755691 — liver diseases, hypertension, heart diseases, calcium channel blockers, heart failure, pharmaceutical preparations, heart, non-alcoholic fatty liver disease, blood pressure, renin, liver, antihypertensive agents, angiotensins, odds ratio, coronary disease, risk factors, therapeutics, fatty liver, random allocation, renin-angiotensin system, hemodynamics
Hypertension20260
Tobacco and opium use and risk of liver and colorectal cancer mortality: Analysis of the Golestan Cohort Study (GCS).
PMID 42671160 — mortality, opium, neoplasms, cohort studies, liver, liver neoplasms, colorectal neoplasms, smoking, pipe smoking, opium dependence
Cancer Epidemiol Biomarkers Prev20260
Benchmarking female breast cancer survival in africa, Central and South america, and asia (SURVCAN-3).
PMID 42633567 — breast neoplasms, neoplasms, breast, diagnosis, benchmarking, prognosis
J Natl Cancer Inst20260

Clinical Studies 29

Sources: ClinicalTrials, EU CTIS

Synthesis

Principal Investigator: 6 Study Chair: 13 Study Director: 1

By phase:

N/A 10
Phase 3 8
Phase 4 4
Phase 2 3
Phase 1 2
Phase 1/Phase 2 1
Phase 2/Phase 3 1

By status:

Completed 23
Unknown 4
Recruiting 1
Suspended 1

By type:

Interventional 27
Observational 2

By Monocentric/Multicentric:

monocentric 23
multicentric2to4 5
multicentric5to9 0
multicentricup10 1

Main Topics

Cohort/Consortium Investigators 12

LeadR Networks

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