NEWS Find a Professional: Explore Experts Across 197 Disciplines in 221 Countries! Just Updated: Compare Your Institution (Live Data) Print Your Certificate New! Young University / Institution Rankings 2025 New! Art & Humanities Rankings 2025 New! Social Sciences and Humanities Rankings 2025 Highly Cited Researchers 2025 (Updated Today)
AD  Scientific Index 2025
  • Scientist Rankings
  • University Rankings
  • Subject Rankings
  • Country Rankings
Login Register & Pricing
  • insights H-Index Rankings
  • insights i10 Productivity Rankings
  • format_list_numbered Citation Rankings
  • subject University Subject Rankings
  • school Young Universities
  • format_list_numbered Top 100 Scientists
  • format_quote Top 100 Institutions
  • format_quote For Students
  • local_fire_department Country Reports
  • person Find a Professional
Hatem El Mezayen
Helwan University

Hatem El Mezayen

Helwan University - Cairo / Egypt
Medical and Health Sciences / Biochemistry
AD Scientific Index ID: 98867
جامعة حلوان
Helwan University
Registration, Add Profile,
Premium Membership
Get Your Global Impact Certificate
  • Ranking &
    Analysis
  • Job
    Experiences
  • Education
    Information
  • Published Books
    Book Chapters
  • Articles
  • Presentations
  • Lessons
  • Projects
  • Co-Authors
    Subject Leaders
  • Editorship, Referee &
    Scientific Board
  • Patents /
    Designs
  • Academic Grants
    & Awards
  • Artistic
    Activities
  • Certificate / Course
    / Trainings
  • Association &
    Society Memberships
  • Contact, Office
    & Social Media
person_outline Hatem El Mezayen's MOST POPULAR ARTICLES
1-) Promoter hypermethylation of RASSF1A, MGMT, and HIC-1 genes in benign and malignant colorectal tumors Tumor biology 32, 845-852, 2011

2-) Evaluation of urinary 8-hydroxy-2-deoxyguanosine level in experimental Alzheimer’s disease: Impact of carvacrol nanoparticles Molecular biology reports 46, 4517-4527, 2019

3-) Egyptian horned viper Cerastes cerastes venom hyaluronidase: Purification, partial characterization and evidence for its action as a spreading factor Toxicon 60 (8), 1380-1389, 2012

4-) Diagnostic performance of collagen IV and laminin for the prediction of fibrosis and cirrhosis in chronic hepatitis C patients: a multicenter study European journal of gastroenterology & hepatology 27 (4), 378-385, 2015

5-) Chromatographic determination of some biomarkers of liver cirrhosis and hepatocellular carcinoma in Egyptian patients Biomedical Chromatography 31 (6), e3893, 2017
ARTICLES
Add your articles
 
icon Advanced Options

Transform Your Institution’s Future with Data-Driven Insights

Compare Your Institution Across 13 Major Fields to Strengthen Its Global Position

✓ Compare your institution with 25,000+ institutions worldwide to gain exclusive insights into its academic performance, strengths, and ranking trajectory. ✓ Gain a strategic edge with our advanced 360° Institutional Performance & Benchmarking tool.  ✓ Benchmark your institution against its 20 closest peers at city, country, regional, and global levels. ✓ Identify key strengths, address weaknesses, and elevate your institution to the next level.

Compare & Improve Your Global Ranking!
AD  Scientific Index 2025

"Go Beyond Rankings — Build Real Academic Value"

Whether you're a scientist or a university, AD Scientific Index helps you: Track your true academic performance, Benchmark against global standards, Make data-driven strategic decisions, Enhance visibility and unlock collaboration opportunities

Your global academic journey starts here!

Quick Links
  • Methodology
  • About Us
  • Pricing Plan
  • Privacy Policy
  • FAQ Question
  • Feedback
  • Blog
  • Contact
Scientist Links
  • Login
  • Registration
  • H-Index Rankings
  • i10 Productivity Rankings
  • Citation Rankings
  • Subject Rankings
  • Top 100 Scientists
  • Find a Professional
Institution Links
  • University Rankings
  • University Subject Rankings
  • Country Rankings
  • Country Reports
  • Top 100 Institutions
  • Young Universities
  • For Students
  • 360° Real-Time Institutional Analysis

© 2025 AD Scientific Index Ltd., United Kingdom. All rights reserved.

World Scientist and University Rankings 2025

AD Scientific Index provides transparent, continuously updated, real-time academic rankings for over 2.6 million scientists and 24,500+ institutions across 221 countries, based on H-index, i10-index, and citation data.
We use cookies to personalize our website and offer you a better experience. If you accept cookies, we can offer you special services.   Cookie Policy