World's Best Scientists 2026 revealed!
Ram Sasisekharan

Ram Sasisekharan

D-Index & Metrics

Biology and Biochemistry

D-Index
90
Citations
26443
World Ranking
2464
National Ranking
1303

Ram Sasisekharan 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 Ram Sasisekharan 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: 271 publications — 72nd percentile

72% of scientists in this discipline score the same or lower.

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

Ram Sasisekharan 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 Ram Sasisekharan 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: 90 D-Index — 88th percentile

88% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2014 - Fellow, National Academy of Inventors
  • 2010 - Fellow of the Indian National Academy of Engineering (INAE)

Overview

Ram Sasisekharan is affiliated with MIT in the United States and has a research focus spanning several fields within medicine and molecular biology. Their prolific publication record encompasses areas such as infectious diseases, immunology, and radiology.

The scientist's primary fields of study include Medicine and Biochemistry, Genetics, and Molecular Biology. Within these, their work delves deeply into subfields such as Molecular Biology, Infectious Diseases, Radiology, Nuclear Medicine and Imaging, Immunology, and Oncology.

Key research topics covered by their work include SARS-CoV-2 and COVID-19 research, monoclonal and polyclonal antibodies research, glycosylation and glycoproteins research, vaccines and immunoinformatics approaches, Bacillus and Francisella bacterial research, viral infectious diseases and gene expression in insects, and HIV research and treatment.

The scientist has contributed to multiple publications in notable venues. Frequent publication venues include:

  • Scientific Reports
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Frontiers in Molecular Biosciences
  • New England Journal of Medicine
  • Frontiers in Immunology

Recent papers by Ram Sasisekharan feature research on viral evolution and immune responses. These include:

  • Insights on the mutational landscape of the SARS-CoV-2 Omicron variant receptor-binding domain (2022, Cell Reports Medicine)
  • Glycans in Virus-Host Interactions: A Structural Perspective (2021, Frontiers in Molecular Biosciences)
  • Insights on the mutational landscape of the SARS-CoV-2 Omicron variant (2021, bioRxiv (Cold Spring Harbor Laboratory))
  • Phase 1 Trial of a Therapeutic Anti-Yellow Fever Virus Human Antibody (2020, New England Journal of Medicine)
  • Preparing for the Future - Nanobodies for Covid-19? (2021, New England Journal of Medicine)

Collaboration has been a prominent aspect of Sasisekharan's research, with frequent coauthors including Rahul Raman, Thomas A. Clark, Nathaniel L. Miller, Kannan Tharakaraman, and Mathuros Ruchirawat.

Over the course of their career, Ram Sasisekharan has been recognized by prestigious organizations with awards such as Fellow of the National Academy of Inventors in 2014 and Fellow of the Indian National Academy of Engineering (INAE) in 2010.

Best Publications

  • Temporal targeting of tumour cells and neovasculature with a nanoscale delivery system

    Shiladitya Sengupta;David Eavarone;Ishan Capila;Ganlin Zhao

  • Transmission and Pathogenesis of Swine-Origin 2009 A(H1N1) Influenza Viruses in Ferrets and Mice

    Taronna R. Maines;Akila Jayaraman;Jessica A. Belser;Debra A. Wadford

  • Roles of heparan-sulphate glycosaminoglycans in cancer

    Ram Sasisekharan;Zachary Shriver;Ganesh Venkataraman;Uma Narayanasami

  • Contaminated heparin associated with adverse clinical events and activation of the contact system.

    Takashi Kei Kishimoto;Karthik Viswanathan;Tanmoy Ganguly;Subbiah Elankumaran

  • Oversulfated chondroitin sulfate is a contaminant in heparin associated with adverse clinical events.

    Marco Guerrini;Daniela Beccati;Zachary Shriver;Annamaria Naggi

  • Enzymatic degradation of glycosaminoglycans.

    Steffen Ernst;Robert Langer;Charles L. Cooney;Ram Sasisekharan

  • Hemagglutinin Receptor Binding Avidity Drives Influenza A Virus Antigenic Drift

    S. E. Hensley;S. R. Das;A. L. Bailey;L. M. Schmidt

  • Glycomics: an integrated systems approach to structure-function relationships of glycans.

    Rahul Raman;S Raguram;Ganesh Venkataraman;James C Paulson

  • Structural Insights into Biological Roles of Protein-Glycosaminoglycan Interactions

    Rahul Raman;V. Sasisekharan;Ram Sasisekharan

  • Glycan topology determines human adaptation of avian H5N1 virus hemagglutinin.

    Aarthi Chandrasekaran;Aravind Srinivasan;Rahul Raman;Karthik Viswanathan

  • Heparin and heparan sulfate: biosynthesis, structure and function

    Ram Sasisekharan;Ganesh Venkataraman

  • Adipocyte-derived collagen VI affects early mammary tumor progression in vivo, demonstrating a critical interaction in the tumor/stroma microenvironment.

    Puneeth Iyengar;Virginia Espina;Terence W. Williams;Ying Lin

  • Modulating angiogenesis: the yin and the yang in ginseng.

    Shiladitya Sengupta;Sue Anne Toh;Lynda A. Sellers;Jeremy N. Skepper

  • Cell surface glypicans are low-affinity endostatin receptors

    S. Ananth Karumanchi;Vivekanand Jha;Ramani Ramchandran;Anil Karihaloo;Anil Karihaloo

  • GLYCOMICS APPROACH TO STRUCTURE-FUNCTION RELATIONSHIPS OF GLYCOSAMINOGLYCANS

    Ram Sasisekharan;Rahul Raman;Vikas Prabhakar

  • Tumor cell surface heparan sulfate as cryptic promoters or inhibitors of tumor growth and metastasis

    Dongfang Liu;Zachary Shriver;Ganesh Venkataraman;Yosuf El Shabrawi

  • Sequencing complex polysaccharides.

    Ganesh Venkataraman;Zachary Shriver;Rahul Raman;Ram Sasisekharan

  • Genetic evidence that heparin-like glycosaminoglycans are involved in wingless signaling

    Richard C. Binari;Brian E. Staveley;Wayne A. Johnson;Ranga Godavarti

  • Glycomics: a pathway to a class of new and improved therapeutics.

    Zachary Shriver;S. Raguram;Ram Sasisekharan

  • Outbreak of Adverse Reactions Associated with Contaminated Heparin

    David B. Blossom;Alexander J. Kallen;Priti R. Patel;Alexis Elward

Frequent Co-Authors

Marco Guerrini
Marco Guerrini Istituto G. Ronzoni
Annamaria Naggi
Annamaria Naggi University of Brescia
Giangiacomo Torri
Giangiacomo Torri Istituto di Ricerche Chimiche e Biochimiche G. Ronzoni
Eng Eong Ooi
Eng Eong Ooi National University of Singapore
Benito Casu
Benito Casu Istituto G. Ronzoni
Jacqueline M. Katz
Jacqueline M. Katz Emory University
Jessica A. Belser
Jessica A. Belser Centers for Disease Control and Prevention

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