World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
59
Citations
11967
World Ranking
12578
National Ranking
895

Ralf Greiner 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 Ralf Greiner 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: 225 publications — 59th percentile

59% of scientists in this discipline score the same or lower.

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

Ralf Greiner 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 Ralf Greiner 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: 59 D-Index — 38th percentile

38% of scientists in this discipline score the same or lower.

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

Overview

Ralf Greiner is affiliated with the Karlsruhe Institute of Technology in Germany. Their research spans multiple fields, primarily focusing on Agricultural and Biological Sciences and Medicine. Within these broader fields, Greiner's work concentrates substantially on Food Science, Public Health, Environmental and Occupational Health, Plant Science, Dermatology, and Molecular Biology.

Greiner has contributed extensively to topics including Agricultural safety and regulations, Occupational exposure and asthma, Contact Dermatitis and Allergies, Genetically Modified Organisms Research, Effects and risks of endocrine disrupting chemicals, Phytase and its Applications, and Food Allergy and Anaphylaxis Research.

Frequent co-authors in Greiner's research include:

  • Francesco Catania
  • Gabriele Gadermaier
  • Alicja Mortensen
  • Laurence Vernis
  • José Manuel Barat Baviera

Key publication venues for Greiner's work encompass:

  • EFSA Journal
  • Food Control
  • Food Research International
  • Journal of Food Composition and Analysis
  • Soil Ecology Letters

Among recent papers, notable titles include:

  • In vitro digestion effect on mineral bioaccessibility and antioxidant bioactive compounds of plant-based beverages, 2020, Food Research International
  • Evaluation and optimisation of sample preparation protocols suitable for the analysis of plastic particles present in seafood, 2021, Food Control
  • Bioconversion of potato waste by rumen fluid from slaughterhouses to produce a potential feed additive rich in volatile fatty acids for farm animals, 2020, Journal of Cleaner Production
  • Influence of salt concentration and iodized table salt on the microbiota of fermented cucumbers, 2020, Food Microbiology
  • Application of electrospun zein/polyvinyl alcohol nanofibers incorporating thymoquinone and electrosprayed resveratrol nanoparticles on the shelf life of fresh rainbow trout fillet and inoculated Escherichia coli O157:H7, 2023, Food Control

Greiner has also contributed to book publications, including the title Enzymes in Farm Animal Nutrition, published by CABI eBooks in 2022.

Best Publications

  • Extracellular phytase activity of Bacillus amyloliquefaciens FZB45 contributes to its plant-growth-promoting effect.

    Elsorra E. Idriss;Oliwia Makarewicz;Abdelazim Farouk;Kristin Rosner

  • Purification and Characterization of Two Phytases from Escherichia coli

    R. Greiner;U. Konietzny;K.D. Jany

  • Phytase for food application

    Ralf Greiner;Ursula Konietzny

  • Molecular and catalytic properties of phytate‐degrading enzymes (phytases)

    Ursula Konietzny;Ralf Greiner

  • Chitosan/tripolyphosphate nanoparticles loaded with paraquat herbicide: An environmentally safer alternative for weed control

    Renato Grillo;Anderson E.S. Pereira;Caroline S. Nishisaka;Renata de Lima

  • Application of seaweeds to develop new food products with enhanced shelf-life, quality and health-related beneficial properties.

    Shahin Roohinejad;Mohamed Koubaa;Francisco J. Barba;Sania Saljoughian

  • Purification and characterization of a phytase from Klebsiella terrigena.

    Ralf Greiner;Edith Haller;Ursula Konietzny;Klaus-Dieter Jany

  • Distribution of phytase activity, total phosphorus and phytate phosphorus in legume seeds, cereals and cereal by-products as influenced by harvest year and cultivar

    T. Steiner;R. Mosenthin;B. Zimmermann;R. Greiner

  • Effect of extrusion on the anti-nutritional factors of food products: An overview

    Nooshin Nikmaram;Sze Ying Leong;Mohamed Koubaa;Zhenzhou Zhu

  • Emulsion-based systems for fabrication of electrospun nanofibers: food, pharmaceutical and biomedical applications

    Nooshin Nikmaram;Shahin Roohinejad;Sara Hashemi;Mohamed Koubaa

  • Bacterial phytase: potential application, in vivo function and regulation of its synthesis

    Ursula Konietzny;Ralf Greiner

  • The importance of lactic acid bacteria for phytate degradation during cereal dough fermentation.

    Anna Reale;Ursula Konietzny;Raffaele Coppola;Elena Sorrentino

  • Oilseed treatment by ultrasounds and microwaves to improve oil yield and quality: An overview

    Mohamed Koubaa;Houcine Mhemdi;Francisco J. Barba;Shahin Roohinejad

  • Potential bioavailability enhancement of bioactive compounds using food-grade engineered nanomaterials: a review of the existing evidence

    Kathleen Oehlke;Marta Adamiuk;Diana Behsnilian;Volker Gräf

  • Performance of Seven Commercial Phytases in an in Vitro Simulation of Poultry Digestive Tract.

    Daniel Menezes-Blackburn;Stefanie Gabler;Ralf Greiner

  • Identification of β-propeller phytase-encoding genes in culturable Paenibacillus and Bacillus spp. from the rhizosphere of pasture plants on volcanic soils

    Milko A. Jorquera;David E. Crowley;Petra Marschner;Ralf Greiner

  • Stereospecificity of myo-inositol hexakisphosphate dephosphorylation by a phytate-degrading enzyme of Escherichia coli.

    Ralf Greiner;Nils-Gunnar Carlsson;Marie Larsson Alminger

  • Molecular and physiological characterisation of a 3-phytase from soil bacterium Klebsiella sp. ASR1

    A. Sajidan;A. Farouk;Ralf Greiner;P. Jungblut

  • PURIFICATION AND CHARACTERIZATION OF A PHYTASE FROM SPELT

    Ursula Konietzny;Ralf Greiner;Klaus-Dieter Jany

  • Effect of irradiation on anti-nutrients (total phenolics, tannins and phytate) in Brazilian beans

    Anna Lucia C.H Villavicencio;Jorge Mancini-Filho;Henry Delincée;Ralf Greiner

Frequent Co-Authors

Francisco J. Barba
Francisco J. Barba University of Valencia
María de la Luz Mora
María de la Luz Mora University of La Frontera
Leonardo Fernandes Fraceto
Leonardo Fernandes Fraceto Sao Paulo State University
Abdelfattah Z.M. Salem
Abdelfattah Z.M. Salem Autonomous University of Mexico State
Karlis Briviba
Karlis Briviba Heinrich Heine University Düsseldorf
Alaa El-Din A. Bekhit
Alaa El-Din A. Bekhit University of Otago
Sascha Rohn
Sascha Rohn Technical University of Berlin
Petra Marschner
Petra Marschner University of Adelaide
Rainer Borriss
Rainer Borriss Humboldt-Universität zu Berlin
Rainer Mosenthin
Rainer Mosenthin University of Hohenheim

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