World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
76
Citations
15516
World Ranking
5161
National Ranking
2457

Joseph L. Napoli 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 Joseph L. Napoli 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: 208 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

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

Joseph L. Napoli 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 Joseph L. Napoli 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: 76 D-Index — 75th percentile

75% of scientists in this discipline score the same or lower.

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

Overview

What is he best known for?

The fields of study he is best known for:

  • Enzyme
  • Gene
  • Biochemistry

His main research concerns Retinoic acid, Biochemistry, Retinoid, Retinol and Tretinoin. His studies in Retinoic acid integrate themes in fields like Endocrinology, Internal medicine, Retinol binding protein, Colorectal cancer and Cell biology. He works mostly in the field of Retinol binding protein, limiting it down to topics relating to NAD+ kinase and, in certain cases, Vitamin.

His biological study spans a wide range of topics, including Immune system, Chromatography, Endogeny, Flux and Isozyme. His study focuses on the intersection of Retinol and fields such as Retinal with connections in the field of Orders of magnitude and Adipose tissue. The study incorporates disciplines such as Retinoic acid receptor, Biogenesis, Signal transduction and Lecithin retinol acyltransferase in addition to Tretinoin.

His most cited work include:

  • Interactions of retinoid binding proteins and enzymes in retinoid metabolism. (372 citations)
  • Physiological insights into all-trans-retinoic acid biosynthesis (230 citations)
  • Quantification of endogenous retinoic acid in limited biological samples by LC/MS/MS (154 citations)

What are the main themes of his work throughout his whole career to date?

His primary areas of study are Retinoic acid, Biochemistry, Retinoid, Internal medicine and Endocrinology. His Retinoic acid research is multidisciplinary, incorporating elements of Endogeny and Cell biology. His Biochemistry and Retinol, Vitamin, Retinal, Dehydrogenase and Metabolite investigations all form part of his Biochemistry research activities.

His Retinol research incorporates elements of Adipose tissue and Chromatography, Resolution. Joseph L. Napoli mostly deals with Retinoid binding protein in his studies of Retinoid. His research integrates issues of Immune system, FOXP3 and Toxicity in his study of Endocrinology.

He most often published in these fields:

  • Retinoic acid (55.67%)
  • Biochemistry (49.48%)
  • Retinoid (28.87%)

What were the highlights of his more recent work (between 2014-2020)?

  • Retinoic acid (55.67%)
  • Retinoid (28.87%)
  • Retinol (20.62%)

In recent papers he was focusing on the following fields of study:

His primary scientific interests are in Retinoic acid, Retinoid, Retinol, Biochemistry and Cell biology. His work on CYP26A1 as part of general Retinoic acid research is frequently linked to Fluconazole, thereby connecting diverse disciplines of science. His Retinoid research is multidisciplinary, relying on both Regenerative medicine, Metabolic regulation and Drug delivery.

His Retinol research includes elements of Detection limit, Chromatography and Retinal. His Biochemistry research focuses on Mass spectrometry and how it relates to Adipose tissue. In his research, Retinoid X receptor alpha, Retinoid X receptor beta, Retinoic acid receptor, Tretinoin and Retinoid X receptor gamma is intimately related to Retinoid binding protein, which falls under the overarching field of Cell biology.

Between 2014 and 2020, his most popular works were:

  • Normalizing Microbiota-Induced Retinoic Acid Deficiency Stimulates Protective CD8+ T Cell-Mediated Immunity in Colorectal Cancer (73 citations)
  • Dependence of brown adipose tissue function on CD36-mediated coenzyme Q uptake. (41 citations)
  • Functions of Intracellular Retinoid Binding-Proteins. (27 citations)

In his most recent research, the most cited papers focused on:

  • Enzyme
  • Gene
  • Metabolism

Joseph L. Napoli spends much of his time researching Retinoic acid, CYP26A1, Carcinogenesis, Cancer research and Immune system. As part of his studies on Retinoic acid, he often connects relevant areas like Cell biology. His Cancer research study combines topics from a wide range of disciplines, such as Downregulation and upregulation, CD8, Immunity, Cytotoxic T cell and Colorectal cancer.

His Immune system study combines topics in areas such as Inflammation, Cancer and Familial adenomatous polyposis.

Best Publications

  • Interactions of retinoid binding proteins and enzymes in retinoid metabolism.

    Joseph L Napoli

  • Retinoic acid biosynthesis and metabolism.

    Joseph L. Napoli

  • Retinoic acid from the meninges regulates cortical neuron generation

    Julie A. Siegenthaler;Amir M. Ashique;Konstantinos Zarbalis;Katelin P. Patterson

  • Physiological insights into all-trans-retinoic acid biosynthesis

    Joseph L. Napoli

  • Quantification of endogenous retinoic acid in limited biological samples by LC/MS/MS

    Maureen A. Kane;Na Chen;Susan Sparks;Joseph L. Napoli

  • Retinoic Acid: Its Biosynthesis and Metabolism

    Joseph L. Napoli

  • Quantitative Profiling of Endogenous Retinoic Acid in Vivo and in Vitro by Tandem Mass Spectrometry

    Maureen A. Kane;Alexandra E. Folias;Chao Wang;Joseph L. Napoli

  • Cellular retinoid binding-proteins, CRBP, CRABP, FABP5: effects on retinoid metabolism, function and related diseases

    Joseph L. Napoli

  • Cloning of a cDNA encoding an aldehyde dehydrogenase and its expression in Escherichia coli. Recognition of retinal as substrate.

    Xianshu Wang;Peter Penzes;Joseph L. Napoli

  • All-trans-retinoic acid stimulates translation and induces spine formation in hippocampal neurons through a membrane-associated RARα

    Na Chen;Joseph L. Napoli

  • HPLC/UV quantitation of retinal, retinol, and retinyl esters in serum and tissues

    Maureen A. Kane;Alexandra E. Folias;Joseph L. Napoli

  • Changing Patterns of the Retinoic Acid System in the Developing Retina

    Peter McCaffery;Katalin C. Posch;Joseph L. Napoli;Lorraine Gudas

  • Cloning of a cDNA for liver microsomal retinol dehydrogenase. A tissue-specific, short-chain alcohol dehydrogenase.

    Xiyun Chai;Manja H.E.M. Boerman;Yan Zhai;Joseph L. Napoli

  • Quantification of retinoic acid by gas-liquid chromatography-mass spectrometry: total versus all-trans-retinoic acid in human plasma.

    Joseph L. Napoli;Bikash C. Pramanik;John B. Williams;Marcia I. Dawson

  • Quantification of Endogenous Retinoids

    Maureen A. Kane;Joseph L. Napoli

  • Mouse retinal dehydrogenase 4 (RALDH4), molecular cloning, cellular expression, and activity in 9-cis-retinoic acid biosynthesis in intact cells.

    Min Lin;Min Zhang;Michael Abraham;Susan M. Smith

  • Discrimination in the metabolism of orally dosed ergocalciferol and cholecalciferol by the pig, rat and chick.

    R L Horst;J L Napoli;E T Littledike

  • Biosynthesis of all-trans-retinoic acid from retinal. Recognition of retinal bound to cellular retinol binding protein (type I) as substrate by a purified cytosolic dehydrogenase.

    K C Posch;R D Burns;J L Napoli

  • Metabolism of retinoic acid and retinol during differentiation of F9 embryonal carcinoma cells.

    John B. Williams;Joseph L. Napoli

  • Holocellular retinol binding protein as a substrate for microsomal retinal synthesis.

    Katalin C. Posch;Manja H. E. M. Boerman;Robbin D. Burns;Joseph L. Napoli

Frequent Co-Authors

Ronald L. Horst
Ronald L. Horst Heartland Assays, LLC
Hector F. DeLuca
Hector F. DeLuca University of Wisconsin–Madison
Timothy A. Reinhardt
Timothy A. Reinhardt Agricultural Research Service
Heinrich K. Schnoes
Heinrich K. Schnoes University of Wisconsin–Madison
Donald C. Beitz
Donald C. Beitz Iowa State University
Milan R. Uskokovic
Milan R. Uskokovic Roche (Switzerland)
Andrew S. Peterson
Andrew S. Peterson Stanford University
Rune Blomhoff
Rune Blomhoff Oslo University Hospital
Robert N. Taylor
Robert N. Taylor University of Utah
Yasmine Belkaid
Yasmine Belkaid National Institute of Allergy and Infectious Diseases

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