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Biology and Biochemistry
South Africa
2026

D-Index & Metrics

Biology and Biochemistry

D-Index
78
Citations
25487
World Ranking
4496
National Ranking
7

Anthony I. Okoh 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 Anthony I. Okoh 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: 459 publications — 93rd percentile

93% of scientists in this discipline score the same or lower.

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

Anthony I. Okoh 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 Anthony I. Okoh 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: 78 D-Index — 77th percentile

77% 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

  • 2026 - Research.com Biology and Biochemistry in South Africa Leader Award
  • 2025 - Research.com Biology and Biochemistry in South Africa Leader Award
  • 2023 - Research.com Biology and Biochemistry in South Africa Leader Award
  • 2022 - Research.com Biology and Biochemistry in South Africa Leader Award

Overview

Anthony I. Okoh is affiliated with the University of Fort Hare in South Africa and has a significant body of work primarily in the fields of Biochemistry, Genetics and Molecular Biology, as well as Environmental Science. Their research encompasses various subfields, notably Pollution, Health, Toxicology and Mutagenesis, Endocrinology, Molecular Medicine, and Molecular Biology.

They have contributed extensively to topics related to pharmaceutical and antibiotic environmental impacts, antibiotic resistance in bacteria, and studies on Vibrio bacteria. Other main research interests include Salmonella and Campylobacter epidemiology, toxic organic pollutants impact, Listeria monocytogenes in food safety, and the effects and risks of endocrine disrupting chemicals.

Anthony I. Okoh's recent publications demonstrate a focus on antibiotic resistance, environmental contamination, and food safety. Notable papers include:

  • The incidence of antibiotic resistance within and beyond the agricultural ecosystem: A concern for public health (2020, MicrobiologyOpen)
  • Analytical Evaluation of Carbamate and Organophosphate Pesticides in Human and Environmental Matrices: A Review (2022, Molecules)
  • Occurrence of organochlorine pesticide residues in biological and environmental matrices in Africa: A two-decade review (2020, Heliyon)
  • Listeria monocytogenes Virulence, Antimicrobial Resistance and Environmental Persistence: A Review (2020, Pathogens)
  • Plant-Based Synthesis of Silver Nanoparticles Using Aqueous Leaf Extract of Salvia officinalis: Characterization and its Antiplasmodial Activity (2020, Journal of Cluster Science)

The scientist has collaborated frequently with several coauthors, including Omobola O. Okoh, Mike O. Ojemaye, Uchechukwu U. Nwodo, Abiodun Olagoke Adeniji, and Nolonwabo Nontongana.

Key publication venues for their research include:

  • PLoS ONE
  • Scientific Reports
  • Microorganisms
  • Molecules
  • Heliyon

Best Publications

  • Assessment techniques of antimicrobial properties of natural compounds of plant origin: current methods and future trends

    N S Ncube;A J Afolayan;A I Okoh

  • Antibiotic Use in Agriculture and Its Consequential Resistance in Environmental Sources: Potential Public Health Implications

    Christy Manyi-Loh;Sampson Mamphweli;Edson Meyer;Anthony Okoh

  • Bacterial exopolysaccharides: Functionality and prospects

    Uchechukwu U. Nwodo;Ezekiel Green;Anthony I. Okoh

  • Preliminary phytochemical screening and In vitro antioxidant activities of the aqueous extract of Helichrysum longifolium DC

    Olayinka A Aiyegoro;Anthony I Okoh

  • Emerging Aeromonas Species Infections and Their Significance in Public Health

    Isoken H. Igbinosa;Ehimario U. Igumbor;Farhad Aghdasi;Mvuyo Tom

  • BIODEGRADATION ALTERNATIVE IN THE CLEANUP OF PETROLEUM HYDROCARBON POLLUTANTS

    Anthony I Okoh

  • Inadequately Treated Wastewater as a Source of Human Enteric Viruses in the Environment

    Anthony I. Okoh;Thulani Sibanda;Siyabulela S. Gusha

  • Impact of discharge wastewater effluents on the physico-chemical qualities of a receiving watershed in a typical rural community

    E. O. Igbinosa;A. I. Okoh

  • Lignin peroxidase functionalities and prospective applications.

    Ayodeji O. Falade;Uchechukwu U. Nwodo;Benson C. Iweriebor;Ezekiel Green

  • The challenges of overcoming antibiotic resistance: Plant extracts as potential sources of antimicrobial and resistance modifying agents

    T Sibanda;AI Okoh

  • Stenotrophomonas maltophilia as an emerging ubiquitous pathogen: Looking beyond contemporary antibiotic therapy

    Anthony A. Adegoke;Thor A. Stenström;Anthony I. Okoh

  • Human campylobacteriosis: A public health concern of global importance.

    Aboi Igwaran;Anthony Ifeanyi Okoh

  • An Overview of the Control of Bacterial Pathogens in Cattle Manure

    Christy E. Manyi-Loh;Sampson N. Mamphweli;Edson L. Meyer;Golden Makaka

  • The proposed mechanism of bactericidal action of eugenol, &#8733-terpineol and g-terpinene against Listeria monocytogenes, Streptococcus pyogenes, Proteus vulgaris and Escherichia coli

    S. O. Oyedemi;A. I. Okoh;L. V. Mabinya;G. Pirochenva

  • Use of bioactive plant products in combination with standard antibiotics: Implications in antimicrobial chemotherapy

    O. A. Aiyegoro;A. I. Okoh

  • Microbial Anaerobic Digestion (Bio-Digesters) as an Approach to the Decontamination of Animal Wastes in Pollution Control and the Generation of Renewable Energy

    Christy E. Manyi-Loh;Sampson N. Mamphweli;Edson L. Meyer;Anthony I. Okoh

  • Assessing the nutritional status of beef cattle: current practices and future prospects

    T Ndlovu;M Chimonyo;AI Okoh;V Muchenje

  • Wastewater treatment plants as a source of microbial pathogens in receiving watersheds

    Anthony I. Okoh;Emmanuel E. Odjadjare;Etinosa O. Igbinosa;Augustina N. Osode

  • Incidence of urinary tract infections (UTI) among children and adolescents in Ile-Ife, Nigeria

    O A Aiyegoro;O O Igbinosa;I N Ogunmwonyi;E E Odjadjare

  • Antibiotic susceptibility profiles of some Vibrio strains isolated from wastewater final effluents in a rural community of the Eastern Cape Province of South Africa

    Anthony I Okoh;Etinosa O Igbinosa

Frequent Co-Authors

Anthony Jide Afolayan
Anthony Jide Afolayan University of Fort Hare
Lise Korsten
Lise Korsten University of Pretoria
Voster Muchenje
Voster Muchenje University of Fort Hare
Michael Chimonyo
Michael Chimonyo University of Venda
Kennedy Dzama
Kennedy Dzama Stellenbosch University
Olubukola Oluranti Babalola
Olubukola Oluranti Babalola North-West University
Christine L. Moe
Christine L. Moe Emory University
Chibuike C. Udenigwe
Chibuike C. Udenigwe University of Ottawa
Jacobus Nicolaas Eloff
Jacobus Nicolaas Eloff University of Pretoria
Alex Aiken
Alex Aiken Stanford University

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