World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
71
Citations
15343
World Ranking
5666
National Ranking
421

Maria-Regina Kula publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Maria-Regina Kula sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 394 publications — 79th percentile

79% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Maria-Regina Kula D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Maria-Regina Kula sits on this spectrum.

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 71 D-Index — 70th percentile

70% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Research.com Recognitions

  • 2002 - Member of the National Academy of Engineering For contributions to the understanding and practice of enzyme-based chemical processes and protein separations.

Overview

Maria-Regina Kula is affiliated with Heinrich Heine University Düsseldorf in Germany. Their research activities and career focus on enzyme-based chemical processes and protein separations.

Kula has been recognized as a Member of the National Academy of Engineering since 2002. This honor was awarded for contributions to the understanding and practice of enzyme-based chemical processes and protein separations.

There are no specific recent papers, co-authors, publication venues, book publications, fields or subfields of study, or main topics of work publicly listed at this time. The available information centers largely on Kula's professional affiliation and their award from the National Academy of Engineering.

This profile reflects the current, verifiable data available regarding Maria-Regina Kula's academic and professional background.

Best Publications

  • Purification and properties of formaldehyde dehydrogenase and formate dehydrogenase from Candida boidinii.

    Horst Schütte;Josef Flossdorf;Hermann Sahm;Maria-Regina Kula

  • Continuous enzymatic transformation in an enzyme membrane reactor with simultaneous NAD(H) regeneration

    Rolf Wichmann;Christian Wandrey;Andreas F. Bckmann;Maria-Regina Kula

  • Dehydrogenases for the synthesis of chiral compounds

    Werner Hummel;Maria-Regina Kula

  • Continuous enzymatic transformation in an enzyme membrane reactor with simultaneous NAD(H) regeneration: CONTINUOUS ENZYMATIC TRANSFORMATION

    Rolf Wichmann;Christian Wandrey;Andreas F. Bückmann;Maria-regina Kula

  • Stabilization of NAD-dependent formate dehydrogenase from Candida boidinii by site-directed mutagenesis of cysteine residues.

    Heike Slusarczyk;Stephan Felber;MariaâRegina Kula;Martina Pohl

  • Purification of enzymes by liquid-liquid extraction

    Maria-Regina Kula;Karl Heinz Kroner;Helmut Hustedt

  • A NOVEL, EFFICIENT REGENERATING METHOD OF NADPH USING A NEW FORMATE DEHYDROGENASE

    Karsten Seelbach;Bettina Riebel;Werner Hummel;Maria-Regina Kula

  • The hydrophobins HFBI and HFBII from Trichoderma reesei showing efficient interactions with nonionic surfactants in aqueous two-phase systems.

    Markus Linder;Klaus Selber;Tiina Nakari-Setälä;Mingqiang Qiao

  • Purification of Proteins and the Disruption of Microbial Cells

    Maria-Regina Kula;Horst Schütte

  • The influence of particle size distribution and operating conditions on the adsorption performance in fluidized beds.

    A. Karau;C. Benken;J. Thömmes;M.-R. Kula

  • A novel NADH-dependent carbonyl reductase with an extremely broad substrate range from Candida parapsilosis: Purification and characterization

    Jörg Peters;Torsten Minuth;Maria-Regina Kula

  • Isolation of monoclonal antibodies from cell containing hybridoma broth using a protein A coated adsorbent in expanded beds.

    Jörg Thömmes;Andrea Bader;Markus Halfar;Andreas Karau

  • D-2-Hydroxyisocaproate dehydrogenase from Lactobacillus casei : a new enzyme suitable for stereospecific reduction of 2-ketocarboxylic acids

    Werner Hummel;Horst Schütte;Maria-Regina Kula

  • Continuous enzymatic transformation in an enzyme-membrane reactor with simultaneous NADH regeneration.

    Maria-Regina Kula;Christian Wandrey

  • 15 – Applications of Phase Partitioning in Biotechnology

    Helmut Hustedt;Karl Heinz Kroner;Maria-Regina Kula

  • Isolation of l-phenylalanine dehydrogenase from Rhodococcus sp. M4 and its application for the production of l-phenylalanine

    Werner Hummel;Horst Schütte;Elke Schmidt;Christian Wandrey

  • l -2-hydroxyisocaproate dehydrogenase—A new enzyme from Lactobacillus confusus for the stereospecific reduction of 2-ketocarboxylic acids

    H. Schütte;W. Hummel;M. R. Kula

  • Scale-up of formate dehydrogenase by partition

    K. H. Kroner;H. Schütte;W. Stach;M.-R. Kula

  • Pilot scale production and isolation of recombinant NAD+- and NADP+-specific formate dehydrogenases

    Vladimir I. Tishkov;Vladimir I. Tishkov;Andrey G. Galkin;Vladimir V. Fedorchuk;Pavel A. Savitsky

  • Enzymatic reduction of α-keto acids leading to l-amino acids, d- or l-hydroxy acids

    G. Krix;A.S. Bommarius;K. Drauz;M. Kottenhahn

Frequent Co-Authors

Christian Wandrey
Christian Wandrey Forschungszentrum Jülich
Werner Hummel
Werner Hummel Bielefeld University
Martina Pohl
Martina Pohl Forschungszentrum Jülich
Andreas S. Bommarius
Andreas S. Bommarius Georgia Institute of Technology
Udo Kragl
Udo Kragl University of Rostock
Hermann Sahm
Hermann Sahm Forschungszentrum Jülich
Michael Müller
Michael Müller Forschungszentrum Jülich
Bernd Jastorff
Bernd Jastorff University of Bremen
Markus Linder
Markus Linder Aalto University
Merja Penttilä
Merja Penttilä Aalto University

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