World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
80
Citations
18604
World Ranking
4167
National Ranking
2040

Himadri B. Pakrasi 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 Himadri B. Pakrasi 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: 315 publications — 81st percentile

81% of scientists in this discipline score the same or lower.

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

Himadri B. Pakrasi 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 Himadri B. Pakrasi 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: 80 D-Index — 80th percentile

80% 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

  • 2003 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Himadri B. Pakrasi is affiliated with Washington University in St. Louis in the United States and has a significant research presence across multiple scientific disciplines. Their work spans the fields of Physics and Astronomy, Biochemistry, Genetics and Molecular Biology, as well as Earth and Planetary Sciences. Within these broader areas, their research subfields include Molecular Biology, Astronomy and Astrophysics, Oceanography, Renewable Energy, Sustainability and the Environment, and Environmental Chemistry.

The scientific topics frequently addressed by Pakrasi cover a range of subjects including Geophysics and Gravity Measurements, Ionosphere and Magnetosphere Dynamics, Photosynthetic Processes and Mechanisms, Algal Biology and Biofuel Production, Solar and Space Plasma Dynamics, Methane Hydrates and Related Phenomena, and Astrophysics and Cosmic Phenomena.

They have published numerous papers on cyanobacteria and photosynthetic processes, with notable recent studies including:

  • Enhanced production of sucrose in the fast-growing cyanobacterium Synechococcus elongatus UTEX 2973 (2020, Scientific Reports)
  • A Novel Cyanobacterium Synechococcus elongatus PCC 11802 has Distinct Genomic and Metabolomic Characteristics Compared to its Neighbor PCC 11801 (2020, Scientific Reports)
  • Enhanced limonene production in a fast-growing cyanobacterium through combinatorial metabolic engineering (2021, Metabolic Engineering Communications)
  • Photosynthetic Co-production of Succinate and Ethylene in a Fast-Growing Cyanobacterium, Synechococcus elongatus PCC 11801 (2020, Metabolites)
  • Engineering biology approaches for food and nutrient production by cyanobacteria (2020, Current Opinion in Biotechnology)

Pakrasi frequently collaborates with other researchers, with common coauthors including Galya Orr, Michelle Liberton, Louis A. Sherman, Scott Lea, and Gary Stacey.

Their research output is often published in venues such as OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information), bioRxiv (Cold Spring Harbor Laboratory), Scientific Reports, mBio, and Photosynthesis Research.

In recognition of their contributions to science, Himadri B. Pakrasi was named a Fellow of the American Association for the Advancement of Science (AAAS) in 2003.

Best Publications

  • The IRT1 protein from Arabidopsis thaliana is a metal transporter with a broad substrate range

    Y O Korshunova;D Eide;W G Clark;M L Guerinot

  • Proteomic analysis of a highly active photosystem II preparation from the cyanobacterium Synechocystis sp. PCC 6803 reveals the presence of novel polypeptides.

    Yasuhiro Kashino;Wendy M. Lauber;James A. Carroll;Qingjun Wang

  • Synechococcus elongatus UTEX 2973, a fast growing cyanobacterial chassis for biosynthesis using light and CO 2

    Jingjie Yu;Michelle Liberton;Paul F. Cliften;Richard D. Head

  • Synthetic biology of cyanobacteria: unique challenges and opportunities

    Bertram M. Berla;Rajib Saha;Cheryl M. Immethun;Costas D. Maranas

  • Proteomics of Synechocystis sp. strain PCC 6803

    Sabine Fulda;Fang Huang;Fredrik Nilsson;Martin Hagemann

  • Cpf1 Is A Versatile Tool for CRISPR Genome Editing Across Diverse Species of Cyanobacteria

    Justin Ungerer;Himadri B. Pakrasi

  • High rates of photobiological H2 production by a cyanobacterium under aerobic conditions.

    Anindita Bandyopadhyay;Jana Stöckel;Hongtao Min;Louis A. Sherman

  • Two types of functionally distinct NAD(P)H dehydrogenases in Synechocystis sp. strain PCC6803.

    Hiroshi Ohkawa;Himadri B. Pakrasi;Teruo Ogawa

  • The initial steps of biogenesis of cyanobacterial photosystems occur in plasma membranes.

    Elena Zak;Birgitta Norling;Radhashree Maitra;Fang Huang

  • The extrinsic proteins of Photosystem II.

    Johnna L. Roose;Kimberly M. Wegener;Himadri B. Pakrasi

  • The ctpA gene encodes the C-terminal processing protease for the D1 protein of the photosystem II reaction center complex

    P. R. Anbudurai;Tsafrir S. Mor;Tsafrir S. Mor;Itzhak Ohad;Sergey V. Shestakov

  • CRISPR/Cas9 mediated targeted mutagenesis of the fast growing cyanobacterium Synechococcus elongatus UTEX 2973

    Kristen E. Wendt;Justin Ungerer;Ryan E. Cobb;Huimin Zhao

  • Global transcriptomic analysis of Cyanothece 51142 reveals robust diurnal oscillation of central metabolic processes

    Jana Stöckel;Eric A. Welsh;Michelle Liberton;Rangesh Kunnvakkam

  • Proteomics of Synechocystis sp. Strain PCC 6803 Identification of Plasma Membrane Proteins

    Fang Huang;Ingela Parmryd;Fredrik Nilsson;Annika L. Persson

  • Homologs of plant PsbP and PsbQ proteins are necessary for regulation of photosystem ii activity in the cyanobacterium Synechocystis 6803.

    Leeann E. Thornton;Hiroshi Ohkawa;Johnna L. Roose;Yasuhiro Kashino

  • The genome of Cyanothece 51142, a unicellular diazotrophic cyanobacterium important in the marine nitrogen cycle

    Eric A. Welsh;Michelle L. Liberton;Jana Stockel;Thomas Loh

  • Cyanobacteria: Promising biocatalysts for sustainable chemical production

    Cory J Knoot;Justin L Ungerer;Pramod P. Wangikar;Himadri B Pakrasi

  • Metabolic Engineering of Synechocystis sp. Strain PCC 6803 for Isobutanol Production

    Arul M. Varman;Yi Xiao;Himadri B. Pakrasi;Yinjie J. Tang

  • Targeted mutagenesis of the psbE and psbF genes blocks photosynthetic electron transport: evidence for a functional role of cytochrome b559 in photosystem II.

    H. B. Pakrasi;J. G. K. Williams;C. J. Arntzen

  • Differential Transcriptional Analysis of the Cyanobacterium Cyanothece sp. Strain ATCC 51142 during Light-Dark and Continuous-Light Growth

    Jörg Toepel;Eric Welsh;Tina C. Summerfield;Himadri B. Pakrasi

Frequent Co-Authors

Costas D. Maranas
Costas D. Maranas Pennsylvania State University
Bijoy K. Ghosh
Bijoy K. Ghosh Texas Tech University
Richard D. Smith
Richard D. Smith Pacific Northwest National Laboratory
Nir Keren
Nir Keren Hebrew University of Jerusalem
Michael L. Gross
Michael L. Gross Washington University in St. Louis
Haijun Liu
Haijun Liu Huazhong Agricultural University
Louis A. Sherman
Louis A. Sherman Purdue University West Lafayette
Yinjie J. Tang
Yinjie J. Tang Washington University in St. Louis
Itzhak Ohad
Itzhak Ohad Hebrew University of Jerusalem
Bertil Andersson
Bertil Andersson Linköping University

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