World's Best Scientists 2026 revealed!
VIEW LIST
Besim Ogretmen

D-Index & Metrics

Biology and Biochemistry

D-Index
70
Citations
36070
World Ranking
6841
National Ranking
3157

Besim Ogretmen publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Besim Ogretmen sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 418 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 197 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 60 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 206 publications — 52nd percentile

52% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

Besim Ogretmen D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Besim Ogretmen sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 72 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 70 D-Index — 65th percentile

65% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Overview

Besim Ogretmen is affiliated with the Medical University of South Carolina in the United States and conducts research primarily in the fields of biochemistry, genetics, and molecular biology, with a significant focus on medicine. Their scholarly work spans multiple subfields including molecular biology, immunology, cancer research, epidemiology, and cell biology.

The scientist's research topics concentrate on sphingolipid metabolism and signaling, with additional focus on endoplasmic reticulum stress and disease, autophagy in disease and therapy, cancer, lipids, and metabolism, immune cells in cancer, immune cell function and interaction, as well as lipid metabolism and biosynthesis.

Frequent publication venues for Besim Ogretmen include Cancer Research, Cancers, Cell Reports, Aging Cell, and the Journal of Biological Chemistry. These venues reflect the interdisciplinary nature of their research, bridging molecular biology and clinical applications.

Some of the more recent publications authored or co-authored by the scientist are:

  • "Aging-dependent mitochondrial dysfunction mediated by ceramide signaling inhibits antitumor T cell response," 2021, Cell Reports
  • "The Role of Ceramide Metabolism and Signaling in the Regulation of Mitophagy and Cancer Therapy," 2021, Cancers
  • "Targeting Sphingolipid Metabolism as a Therapeutic Strategy in Cancer Treatment," 2022, Cancers
  • "Alterations of lipid metabolism provide serologic biomarkers for the detection of asymptomatic versus symptomatic COVID-19 patients," 2021, Scientific Reports
  • "The Evolution of Care of Cancers of the Head and Neck Region: State of the Science in 2020," 2020, Cancers

Besim Ogretmen collaborates frequently with several researchers, including Shikhar Mehrotra, Mohamed Faisal Kassir, Natalia V. Oleinik, Alhaji H. Janneh, and Paramita Chakraborty. These collaborations have contributed to a broad spectrum of investigations related to cancer biology, lipid metabolism, and immune cell function.

Best Publications

  • Guidelines for the use and interpretation of assays for monitoring autophagy (4th edition)

    Daniel J. Klionsky;Amal Kamal Abdel-Aziz;Sara Abdelfatah;Mahmoud Abdellatif

  • Guidelines for the use and interpretation of assays for monitoring autophagy (3rd edition)

    Daniel J. Klionsky;Kotb Abdelmohsen;Akihisa Abe;Joynal Abedin

  • Biologically active sphingolipids in cancer pathogenesis and treatment.

    Besim Ogretmen;Yusuf A. Hannun

  • Sphingolipid metabolism in cancer signalling and therapy

    Besim Ogretmen

  • Guidelines for the use and interpretation of assays for monitoring autophagy (3rd edition)

    Daniel J. Klionsky;Kotb Abdelmohsen;Akihisa Abe;Joynal Abedin

  • Ceramide targets autophagosomes to mitochondria and induces lethal mitophagy

    R David Sentelle;Can E Senkal;Wenhui Jiang;Suriyan Ponnusamy

  • De Novo Ceramide Regulates the Alternative Splicing of Caspase 9 and Bcl-x in A549 Lung Adenocarcinoma Cells DEPENDENCE ON PROTEIN PHOSPHATASE-1

    Charles E. Chalfant;Kristin Rathman;Ryan L. Pinkerman;Rachel E. Wood

  • Sphingolipids and cancer: ceramide and sphingosine-1-phosphate in the regulation of cell death and drug resistance.

    Suriyan Ponnusamy;Marisa Meyers-Needham;Can E Senkal;Sahar A Saddoughi

  • Antiapoptotic roles of ceramide-synthase-6-generated C16-ceramide via selective regulation of the ATF6/CHOP arm of ER-stress-response pathways

    Can E. Senkal;Suriyan Ponnusamy;Jacek Bielawski;Yusuf A. Hannun

  • Roles of bioactive sphingolipids in cancer biology and therapeutics.

    Sahar A. Saddoughi;Pengfei Song;Besim Ogretmen

  • Sphingosine analogue drug FTY720 targets I2PP2A/SET and mediates lung tumour suppression via activation of PP2A-RIPK1-dependent necroptosis.

    Sahar A. Saddoughi;Salih Gencer;Yuri K. Peterson;Katherine E. Ward

  • Defects in Cell Growth Regulation by C18:0-Ceramide and Longevity Assurance Gene 1 in Human Head and Neck Squamous Cell Carcinomas *

    Serap Koybasi;Can E. Senkal;Kamala Sundararaj;Stefka Spassieva

  • Erratum to: Guidelines for the use and interpretation of assays for monitoring autophagy (3rd edition) (Autophagy, 12, 1, 1-222, 10.1080/15548627.2015.1100356

    Daniel J. Klionsky;Kotb Abdelmohsen;Akihisa Abe;Joynal Abedin

  • Biochemical Mechanisms of the Generation of Endogenous Long Chain Ceramide in Response to Exogenous Short Chain Ceramide in the A549 Human Lung Adenocarcinoma Cell Line ROLE FOR ENDOGENOUS CERAMIDE IN MEDIATING THE ACTION OF EXOGENOUS CERAMIDE

    Besim Ogretmen;Benjamin J. Pettus;Michael J. Rossi;Rachel Wood

  • Alterations of Ceramide/Sphingosine 1-Phosphate Rheostat Involved in the Regulation of Resistance to Imatinib-induced Apoptosis in K562 Human Chronic Myeloid Leukemia Cells

    Yusuf Baran;Arelis Salas;Can E. Senkal;Ufuk Gunduz

  • CD38-NAD+Axis Regulates Immunotherapeutic Anti-Tumor T Cell Response

    Shilpak Chatterjee;Anusara Daenthanasanmak;Paramita Chakraborty;Megan W. Wyatt

  • PP2A-activating drugs selectively eradicate TKI-resistant chronic myeloid leukemic stem cells

    Paolo Neviani;Jason G. Harb;Joshua J. Oaks;Ramasamy Santhanam

  • Immunohistochemical distribution of sphingosine kinase 1 in normal and tumor lung tissue.

    Korey R. Johnson;Kristy Y. Johnson;Heather G. Crellin;Besim Ogretmen

  • Direct interaction between the inhibitor 2 and ceramide via sphingolipid-protein binding is involved in the regulation of protein phosphatase 2A activity and signaling

    Archana Mukhopadhyay;Sahar A. Saddoughi;Pengfei Song;Iyad Sultan;Iyad Sultan

  • Involvement of Dihydroceramide Desaturase in Cell Cycle Progression in Human Neuroblastoma Cells

    Jacqueline M. Kraveka;Li Li;Zdzislaw M. Szulc;Jacek Bielawski

Frequent Co-Authors

Lina M. Obeid
Lina M. Obeid Stony Brook University
Yusuf A. Hannun
Yusuf A. Hannun Stony Brook University
Jacek Bielawski
Jacek Bielawski Medical University of South Carolina
Paul Dent
Paul Dent Virginia Commonwealth University
Charles D. Smith
Charles D. Smith University of Kentucky
Steven Grant
Steven Grant Virginia Commonwealth University
Paul B. Fisher
Paul B. Fisher Virginia Commonwealth University
Xue-Zhong Yu
Xue-Zhong Yu Medical College of Wisconsin
Robert V. Stahelin
Robert V. Stahelin Purdue University West Lafayette
Sergio Lavandero
Sergio Lavandero University of Chile

External Links

Personal website of Besim Ogretmen

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring Biology and Biochemistry opens the door to a variety of flexible online degree options in related fields. For students passionate about technology and patient care, online health information management degree programs provide training in electronic medical records, data analysis, and compliance—key areas critical in modern healthcare.

Nutrition science is another growing field. An nutrition masters online can help you specialize in dietary health and wellness, qualifying you for roles in clinical nutrition, research, and education.

For hands-on learners, there are accredited online ultrasound tech programs that combine virtual coursework with clinical practice, preparing graduates for certification and jobs in medical imaging.

Additionally, accelerated radiology tech programs online offer a fast track to a career in radiologic technology—an essential support role within hospitals and clinics.

These pathways demonstrate the versatility that a biology or biochemistry background can provide, allowing graduates to advance quickly in healthcare and life sciences careers without stepping away from their current responsibilities.

Best Scientists Citing Besim Ogretmen

Lina M. Obeid

Lina M. Obeid

Stony Brook University

Publications: 152

Yusuf A. Hannun

Yusuf A. Hannun

Stony Brook University

Publications: 92

Sarah Spiegel

Sarah Spiegel

Virginia Commonwealth University

Publications: 72

Jacek Bielawski

Jacek Bielawski

Medical University of South Carolina

Publications: 56

Paul Dent

Paul Dent

Virginia Commonwealth University

Publications: 55

Alicja Bielawska

Alicja Bielawska

Medical University of South Carolina

Publications: 53

Stuart M. Pitson

Stuart M. Pitson

University of South Australia

Publications: 44

Thierry Levade

Thierry Levade

Paul Sabatier University

Publications: 44

Sheldon Milstien

Sheldon Milstien

Virginia Commonwealth University

Publications: 43

Josefina Casas

Josefina Casas

Spanish National Research Council

Publications: 42

Patrice Codogno

Patrice Codogno

Université Paris Cité

Publications: 37

Anthony H. Futerman

Anthony H. Futerman

Weizmann Institute of Science

Publications: 37

Daniel J. Klionsky

Daniel J. Klionsky

University of Michigan–Ann Arbor

Publications: 36

Guido Kroemer

Guido Kroemer

Université Paris Cité

Publications: 36

Charles E. Chalfant

Charles E. Chalfant

Virginia Commonwealth University

Publications: 31

Kazuaki Takabe

Kazuaki Takabe

Roswell Park Cancer Institute

Publications: 30

Trending Scientists

Ross J. Angel

Ross J. Angel

University of Padua

Michael C. Jarvis

Michael C. Jarvis

University of Glasgow

Guohua Mi

Guohua Mi

China Agricultural University

Hamed Safarpour

Hamed Safarpour

Imam Khomeini International University

Richard N. Zare

Richard N. Zare

Stanford University

Keiji Imoto

Keiji Imoto

National Institute for Physiological Sciences

Frédéric Checler

Frédéric Checler

Grenoble Alpes University

Christophe Lamaze

Christophe Lamaze

Institute Curie

Luis Salvador-Carulla

Luis Salvador-Carulla

Australian National University

Hojung Cha

Hojung Cha

Yonsei University

Sina Farsiu

Sina Farsiu

Duke University

Il-Yeol Song

Il-Yeol Song

Drexel University

Fouzia Boulmedais

Fouzia Boulmedais

University of Strasbourg

Andreas M. Zeiher

Andreas M. Zeiher

Goethe University Frankfurt

Christian Meyer

Christian Meyer

Greifswald University Hospital

Robert Connelly

Robert Connelly

Cornell University

Related Biology and Biochemistry Rankings & Guides

2026 How Fast Can You Get a Family Nurse Practitioner Degree Online?

2026 How Fast Can You Get a Family Nurse Practitioner Degree Online?
2026 How to Become an Orthotist or Prosthetist: Education, Salary, and Job Outlook

2026 How to Become an Orthotist or Prosthetist: Education, Salary, and Job Outlook
2026 Is Psychiatric Mental Health Nurse Practitioner a Hard Major? What Students Should Know

2026 Is Psychiatric Mental Health Nurse Practitioner a Hard Major? What Students Should Know
2026 Cheapest Online Nurse Executive Leader Master's Degrees That Pay Well: Tuition, Duration, and Earnings

2026 Cheapest Online Nurse Executive Leader Master's Degrees That Pay Well: Tuition, Duration, and Earnings
2026 How to Become a Wellness Coach: Education, Salary, and Job Outlook

2026 How to Become a Wellness Coach: Education, Salary, and Job Outlook
2026 Online Nutrition Degree Programs for Veterans: GI Bill Benefits, Costs & Top Considerations

2026 Online Nutrition Degree Programs for Veterans: GI Bill Benefits, Costs & Top Considerations
2026 Are Online Radiology Technician Degrees Respected by Employers?

2026 Are Online Radiology Technician Degrees Respected by Employers?
2026 Different Types of Regulatory Science & Affairs Degrees and Their Salaries

2026 Different Types of Regulatory Science & Affairs Degrees and Their Salaries
2026 AI, Automation, and the Future of Family Nurse Practitioner Degree Careers

2026 AI, Automation, and the Future of Family Nurse Practitioner Degree Careers
2026 Fastest Online Nutrition Degree Programs You Can Finish in Under 2 Years

2026 Fastest Online Nutrition Degree Programs You Can Finish in Under 2 Years
2026 How Fast Can You Get a Medical Assisting Degree Online?

2026 How Fast Can You Get a Medical Assisting Degree Online?
2026 How to Become an Epidemiologist: Education, Salary, and Job Outlook

2026 How to Become an Epidemiologist: Education, Salary, and Job Outlook
2026 How to Verify Accreditation for Medical Studies Degree Programs

2026 How to Verify Accreditation for Medical Studies Degree Programs
2026 Highest Level of Ultrasound Technology Degree You Can Achieve: Academic Progression Explained

2026 Highest Level of Ultrasound Technology Degree You Can Achieve: Academic Progression Explained
2026 Which Schools Offer Flexible Start-Anytime Enrollment for a Nursing Education Program?

2026 Which Schools Offer Flexible Start-Anytime Enrollment for a Nursing Education Program?
2026 MSN vs. DNP: Explaining the Difference

2026 MSN vs. DNP: Explaining the Difference
2026 DNA Analyst Careers: Skills, Education, Salary & Job Outlook

2026 DNA Analyst Careers: Skills, Education, Salary & Job Outlook
2026 How Fast Can You Get a Health Sciences Degree Online?

2026 How Fast Can You Get a Health Sciences Degree Online?
2026 Cheapest and Shortest Online Medical Assisting Degree Programs That Pay Well: Cost, Duration, and Salary Outlook

2026 Cheapest and Shortest Online Medical Assisting Degree Programs That Pay Well: Cost, Duration, and Salary Outlook
2026 Cheapest Nutrition and Dietetics Online Degree Programs

2026 Cheapest Nutrition and Dietetics Online Degree Programs
2026 MRI Tech vs. Radiology Tech: Explaining the Difference

2026 MRI Tech vs. Radiology Tech: Explaining the Difference

Recently Published Articles

2026 Best Degrees For A Career In Sales: Which Sales Major Should You Choose

2026 Best Degrees For A Career In Sales: Which Sales Major Should You Choose
2026 Online Real Estate Bachelor's Degree Programs With No SAT or ACT Requirements

2026 Online Real Estate Bachelor's Degree Programs With No SAT or ACT Requirements
2026 Easiest Library Science Degree Programs

2026 Easiest Library Science Degree Programs
2026 Most Affordable Online LPN to RN Degree Programs

2026 Most Affordable Online LPN to RN Degree Programs
2026 How Much Does an Animal Science Degree Program Cost? Tuition, Fees & Total Expense Breakdown

2026 How Much Does an Animal Science Degree Program Cost? Tuition, Fees & Total Expense Breakdown
2026 Best User Experience Degrees for Working Adults

2026 Best User Experience Degrees for Working Adults
2026 How to Become a Child Life Specialist – Salary & Requirements

2026 How to Become a Child Life Specialist – Salary & Requirements
2026 Best Online Bachelor's in Healthcare Administration at Accredited U.S. Universities

2026 Best Online Bachelor's in Healthcare Administration at Accredited U.S. Universities
2026 Cheapest and Shortest Online Geoscience Degree Programs That Pay Well: Cost, Duration, and Salary Outlook

2026 Cheapest and Shortest Online Geoscience Degree Programs That Pay Well: Cost, Duration, and Salary Outlook
2026 ESL Teacher Requirements & ESOL Certification in Hawaii

2026 ESL Teacher Requirements & ESOL Certification in Hawaii
2026 Best 6-Month Online Associate Degree Programs

2026 Best 6-Month Online Associate Degree Programs
2026 Best Nursing Schools in Virginia Beach, VA – Accredited Nursing Degree Programs Online

2026 Best Nursing Schools in Virginia Beach, VA – Accredited Nursing Degree Programs Online
2026 What Can You Do With a Bachelor’s Degree In Early Childhood Education?

2026 What Can You Do With a Bachelor’s Degree In Early Childhood Education?
2026 Fastest Online MSN in Nursing Education Programs

2026 Fastest Online MSN in Nursing Education Programs
2026 Counseling Psychology Careers: Guide to Career Paths, Options & Salary

2026 Counseling Psychology Careers: Guide to Career Paths, Options & Salary
2026 Entry-Level Jobs With an Addiction Psychology Degree

2026 Entry-Level Jobs With an Addiction Psychology Degree
2026 Colleges Offering 6-Week Online Courses

2026 Colleges Offering 6-Week Online Courses
2026 Best LPN Programs in Georgia – Accredited Online LPN Programs

2026 Best LPN Programs in Georgia – Accredited Online LPN Programs
2026 What Can You Do with a Marine Science Master's Degree? Careers, Salaries & Growth

2026 What Can You Do with a Marine Science Master's Degree? Careers, Salaries & Growth
2026 Best Online Clinical Psychology Degree Programs

2026 Best Online Clinical Psychology Degree Programs
2026 Best BSN to DNP Programs in Rhode Island: Online & Campus

2026 Best BSN to DNP Programs in Rhode Island: Online & Campus