World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
77
Citations
28530
World Ranking
4697
National Ranking
2275

Chemistry

D-Index
76
Citations
27613
World Ranking
4172
National Ranking
1321

N. E. Tolbert 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 N. E. Tolbert 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: 214 publications — 38th percentile

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

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

N. E. Tolbert 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 N. E. Tolbert 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: 76 D-Index — 77th percentile

77% 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

  • 1984 - Member of the National Academy of Sciences

Overview

N. E. Tolbert was affiliated with Michigan State University in the United States. Throughout their career, Tolbert contributed to the academic community in various capacities, although there is limited publicly available detailed information on specific published papers, co-authors, or frequent publication venues.

Tolbert's recognition included election as a Member of the National Academy of Sciences in 1984, reflecting acknowledgment by peers and the broader scientific community.

While specific fields and subfields of study, as well as main research topics, are not listed, Tolbert's association with a prominent institution such as Michigan State University suggests involvement in rigorous scientific research during their tenure.

Best Publications

  • A modification of the Lowry procedure to simplify protein determination in membrane and lipoprotein samples

    Mary Ann K. Markwell;Suzanne M. Haas;L.L. Bieber;N.E. Tolbert

  • Protein determination in membrane and lipoprotein samples: manual and automated procedures.

    Mary Ann K. Markwell;Suzanne M. Haas;N.E. Tolbert;L.L. Bieber

  • Microbodies-Peroxisomes and Glyoxysomes

    N E Tolbert

  • The subcellular distribution of carnitine acyltransferases in mammalian liver and kidney. A new peroxisomal enzyme.

    Mary Ann K. Markwell;Estelle J. McGroarty;Loran L. Bieber;N.E. Tolbert

  • Metabolic pathways in peroxisomes and glyoxysomes.

    Unknown

  • Peroxisomes from Spinach Leaves Containing Enzymes Related to Glycolate Metabolism

    N E Tolbert;A Oeser;T Kisaki;R H Hageman

  • Interaction of ribulosebisphosphate carboxylase/oxygenase with transition-state analogues.

    John Pierce;N. E. Tolbert;Robert Barker

  • Ribulose diphosphate oxygenase. I. Synthesis of phosphoglycolate by fraction-1 protein of leaves.

    T. J. Andrews;G. H. Lorimer;N. E. Tolbert

  • Ribulose diphosphate oxygenase. II. Further proof of reaction products and mechanism of action.

    G. H. Lorimer;T. J. Andrews;N. E. Tolbert

  • Effect of Carbonic Anhydrase Inhibitors on Inorganic Carbon Accumulation by Chlamydomonas reinhardtii

    James V. Moroney;H. David Husic;N. E. Tolbert

  • Excretion of glycolic acid by algae during photosynthesis.

    N.E. Tolbert;L.P. Zill

  • Oxidation of glyoxylic acid to oxalic acid by glycolic acid oxidase.

    K.E. Richardson;N.E. Tolbert

  • Localization and Properties of Hydroxypyruvate and Glyoxylate Reductases in Spinach Leaf Particles

    N.E. Tolbert;R.K. Yamazaki;A. Oeser

  • Two isoenzymes each of glucose-6-phosphate dehydrogenase and 6-phosphogluconate dehydrogenase in spinach leaves.

    C. Schnarrenberger;A. Oeser;N.E. Tolbert

  • A comparison of microbody membranes with microsomes and mitochondria from plant and animal tissue

    R.P. Donaldson;N.E. Tolbert;C. Schnarrenberger

  • Microbodies: peroxisomes and glyoxysomes.

    N E Tolbert;E Essner

  • A Survey of Plants for Leaf Peroxisomes

    N. E. Tolbert;A. Oeser;R. K. Yamazaki;R. H. Hageman

  • Activation of Polyphenol Oxidase of Chloroplasts

    N. E. Tolbert

  • Localization of enzymes of ureide biosynthesis in peroxisomes and microsomes of nodules.

    Joanna F. Hanks;N. E. Tolbert;Karel R. Schubert

  • (2-Chloroethyl) trimethylammonium chloride and related compounds as plant growth substances. I. Chemical structure and bioassay.

    N.E. Tolbert

  • Photosynthesis and Photorespiration

    R. O. Slatyer;N. E. Tolbert

Frequent Co-Authors

James V. Moroney
James V. Moroney Louisiana State University
James A. Bassham
James A. Bassham University of California, Berkeley
Andrew A. Benson
Andrew A. Benson University of California, San Diego
Melvin Calvin
Melvin Calvin University of California, Berkeley
Jay L. Hess
Jay L. Hess Indiana University
Erwin Beck
Erwin Beck University of Bayreuth
Lee McIntosh
Lee McIntosh Michigan State University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Studying Chemistry in the USA opens doors to various exciting career paths, often requiring specialized education beyond a traditional chemistry degree. For those interested in healthcare, understanding how long does it take to become a pharmacist is crucial, as becoming a licensed pharmacist typically involves several years of advanced study and clinical training.

Alternatively, if you're drawn to forensic science, pursuing a forensic science bachelor degree online offers a flexible pathway to enter criminal justice and forensic laboratories. This degree helps prepare students for roles like medical examiner assistants, where knowledge of chemistry is vital. You can learn more about how to become a medical examiner assistant through dedicated training programs combined with hands-on experience.

For those interested in the psychological aspects of crime and investigation, there are excellent options for pursuing forensic psychology master's programs online. These programs blend psychology and criminal justice principles, enhancing career opportunities in legal and investigative settings.

Choosing the right degree depends on your career goals and interests in chemistry's diverse applications. Exploring these online degree programs can help you gain specialized skills while maintaining flexibility in your studies.

Best Scientists Citing N. E. Tolbert