World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
54
Citations
8404
World Ranking
15818
National Ranking
19

Eva Frei 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 Eva Frei 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: 246 publications — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Eva Frei 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 Eva Frei 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: 54 D-Index — 22nd percentile

22% of scientists in this discipline score the same or lower.

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

Overview

Eva Frei is affiliated with Charles University in the Czech Republic and conducts research primarily within the field of Medicine, with a focus on Complementary and Alternative Medicine. Their scholarly work centers on the bioactive compounds found in natural products, specifically Mangiferin and mango extracts.

The scientist's recent research includes a publication titled "Transformation of Mangiferin to Norathyriol by Human Fecal Matrix in Anaerobic Conditions: Comprehensive NMR of the Xanthone Metabolites, Antioxidant Capacity, and Comparative Cytotoxicity Against Cancer Cell Lines," published in 2020 in the journal Natural Product Communications.

Coauthors frequently collaborating with Eva Frei include:

  • José Roberto Rodrigues de Souza
  • M. Trevisan
  • Judith P.A. Feitosa
  • Nágila Maria Pontes Silva Ricardo
  • William E. Hull

Publication venues associated with their work are:

  • Natural Product Communications

The main fields of study for Eva Frei cover:

  • Medicine

Subfields within their research scope include:

  • Complementary and alternative medicine

Main topics addressed in their research are:

  • Mangiferin and Mango Extracts

Best Publications

  • Sudan I Is a Potential Carcinogen for Humans Evidence for Its Metabolic Activation and Detoxication by Human Recombinant Cytochrome P450 1A1 and Liver Microsomes

    Marie Stiborová;Václav Martínek;Helena Rýdlová;Petr Hodek

  • Anthracyclines and ellipticines as DNA-damaging anticancer drugs: recent advances.

    Rene Kizek;Vojtech Adam;Jan Hrabeta;Tomas Eckschlager

  • The anticancer agent ellipticine on activation by cytochrome P450 forms covalent DNA adducts.

    Marie Stiborová;Christian A. Bieler;Manfred Wiessler;Eva Frei

  • The anticancer drug ellipticine forms covalent DNA adducts, mediated by human cytochromes P450, through metabolism to 13-hydroxyellipticine and ellipticine N2-oxide.

    Marie Stiborová;Jan Sejbal;Lucie Borek-Dohalská;Dagmar Aimová

  • Human Enzymes Involved in the Metabolic Activation of Carcinogenic Aristolochic Acids: Evidence for Reductive Activation by Cytochromes P450 1A1 and 1A2

    Marie Stiborová;Eva Frei;Manfred Wiessler;Heinz H. Schmeiser

  • Environmental pollutant and potent mutagen 3-nitrobenzanthrone forms DNA adducts after reduction by NAD(P)H:quinone oxidoreductase and conjugation by acetyltransferases and sulfotransferases in human hepatic cytosols.

    Volker M. Arlt;Marie Stiborova;Colin J. Henderson;Martin R. Osborne

  • Metabolic activation of benzo[a]pyrene in vitro by hepatic cytochrome P450 contrasts with detoxification in vivo: experiments with hepatic cytochrome P450 reductase null mice.

    Volker M. Arlt;Marie Stiborová;Colin J. Henderson;Markus Thiemann

  • Native albumin for targeted drug delivery

    Elena Neumann;Eva Frei;Dorothee Funk;Matthias D Becker

  • Metabolic activation of carcinogenic aristolochic acid, a risk factor for Balkan endemic nephropathy.

    Marie Stiborová;Eva Frei;Volker M. Arlt;Heinz H. Schmeiser

  • Human cytosolic enzymes involved in the metabolic activation of carcinogenic aristolochic acid: evidence for reductive activation by human NAD(P)H:quinone oxidoreductase.

    Marie Stiborová;Eva Frei;Bruno Sopko;Klára Sopková

  • Human hepatic and renal microsomes, cytochromes P450 1A1/2, NADPH:cytochrome P450 reductase and prostaglandin H synthase mediate the formation of aristolochic acid-DNA adducts found in patients with urothelial cancer.

    Marie Stiborová;Eva Frei;Petr Hodek;Manfred Wiessler

  • Characterization of DNA adducts formed by aristolochic acids in the target organ (forestomach) of rats by 32P-postlabelling analysis using different chromatographic procedures

    Stiborová M;Fernando Rc;Schmeiser Hh;Frei E

  • Carcinogenic aristolochic acids upon activation by DT-diaphorase form adducts found in DNA of patients with Chinese herbs nephropathy

    Marie Stiborová;Eva Frei;Bruno Sopko;Manfred Wiessler

  • Phase I trial of methotrexate-albumin in a weekly intravenous bolus regimen in cancer patients. Phase I Study Group of the Association for Medical Oncology of the German Cancer Society.

    Gernot Hartung;Gerd Stehle;Hannsjörg Sinn;Andreas Wunder

  • Rapid expression and activation of MMP-2 and MMP-9 upon exposure of human breast cancer cells (MCF-7) to fibronectin in serum free medium

    Shamik Das;Aniruddha Banerji;Eva Frei;Amitava Chatterjee

  • Albumin binding ligands and albumin conjugate uptake by cancer cells.

    Eva Frei

  • Comparison of DNA adduct formation by aristolochic acids in various in vitro activation systems by 32P-post-labelling : evidence for reductive activation by peroxidases

    H H Schmeiser;E Frei;M Wiessler;M Stiborova

  • DNA adduct formation by the anticancer drug ellipticine in rats determined by 32P postlabeling.

    Marie Stiborová;Andrea Breuer;Dagmar Aimová;Martina Stiborová-Rupertová

  • Rat microsomes activating the anticancer drug ellipticine to species covalently binding to deoxyguanosine in DNA are a suitable model mimicking ellipticine bioactivation in humans.

    Marie Stiborova;Martina Stiborova-Rupertova;Lucie Borek-Dohalska;Manfred Wiessler

  • DNA adduct formation from quaternary benzo[c]phenanthridine alkaloids sanguinarine and chelerythrine as revealed by the 32P-postlabeling technique.

    Marie Stiborová;Vilı́m Šimánek;Eva Frei;Pavel Hobza

Frequent Co-Authors

Marie Stiborová
Marie Stiborová Charles University
Heinz H. Schmeiser
Heinz H. Schmeiser German Cancer Research Center
Volker M. Arlt
Volker M. Arlt King's College London
Manfred Wiessler
Manfred Wiessler German Cancer Research Center
David H. Phillips
David H. Phillips King's College London
Rene Kizek
Rene Kizek University of Veterinary and Pharmaceutical Sciences
Colin J. Henderson
Colin J. Henderson University of Dundee
Vojtech Adam
Vojtech Adam Central European Institute of Technology
C. Roland Wolf
C. Roland Wolf University of Dundee
Cornelia M. Ulrich
Cornelia M. Ulrich University of Utah

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