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Leon A. Heppel

D-Index & Metrics

Biology and Biochemistry

D-Index
49
Citations
9684
World Ranking
17965
National Ranking
7351

Leon A. Heppel publications per year

1951: 2 publications 1952: 1 publications 1953: 2 publications 1954: 2 publications 1955: 7 publications 1956: 3 publications 1957: 4 publications 1958: 0 publications 1959: 3 publications 1960: 4 publications 1961: 2 publications 1962: 1 publications 1963: 3 publications 1964: 3 publications 1965: 1 publications 1966: 1 publications 1967: 5 publications 1968: 2 publications 1969: 1 publications 1970: 3 publications 1971: 7 publications 1972: 2 publications 1973: 0 publications 1974: 3 publications 1975: 2 publications 1976: 2 publications 1977: 1 publications 1978: 1 publications 1979: 0 publications 1980: 1 publications 1981: 1 publications 1982: 0 publications 1983: 0 publications 1984: 1 publications 1985: 1 publications 1986: 0 publications 1987: 1 publications 1988: 4 publications 1989: 4 publications 1990: 1 publications 1991: 2 publications 1992: 2 publications 1993: 0 publications 1994: 0 publications 1995: 1 publications 1996: 0 publications 1997: 1 publications 1998: 0 publications 1999: 0 publications 2000: 0 publications 2001: 0 publications 2002: 0 publications 2003: 0 publications 2004: 1 publications 2005: 1 publications
1951 2005

90 publications in total across all disciplines

Leon A. Heppel 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 Leon A. Heppel 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: 413 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 848 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 949 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 840 scientists 207–216 publications: 733 scientists 217–226 publications: 708 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: 417 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: 196 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: 59 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: 97 publications — 4th percentile

4% of scientists in this discipline score the same or lower.

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

Leon A. Heppel 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 Leon A. Heppel sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 316 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 899 scientists 52–53 D-Index: 1,025 scientists 54–55 D-Index: 1,149 scientists 56–57 D-Index: 1,235 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,162 scientists 62–63 D-Index: 1,130 scientists 64–65 D-Index: 1,031 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 714 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: 71 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: 49 D-Index — 9th percentile

9% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 1975 - Fellow of John Simon Guggenheim Memorial Foundation
  • 1970 - Member of the National Academy of Sciences
  • 1953 - Fellow of John Simon Guggenheim Memorial Foundation

Overview

Leon A. Heppel was affiliated with the National Institutes of Health in the United States during their career. Their work contributed to the scientific community primarily through research undertaken at this institution.

The scientist was recognized with several awards throughout their career. These honors included being named a Fellow of the John Simon Guggenheim Memorial Foundation twice, in 1953 and again in 1975. Additionally, they were elected as a Member of the National Academy of Sciences in 1970.

The available data does not detail specific fields or subfields of study, nor does it provide information on main topics of research, publication venues, or collaborations. Likewise, specific recent papers or book publications are not listed.

Leon A. Heppel is deceased. Their contributions are documented in the context of their institutional affiliation and the recognition they received from prominent scientific organizations.

Best Publications

  • The release of enzymes by osmotic shock from Escherichia coli in exponential phase.

    Nancy G. Nossal;Leon A. Heppel

  • PURIFICATION AND PROPERTIES OF 5-NUCLEOTIDASE

    Leon A. Heppel;R.J. Hilmoe

  • Selective Release of Enzymes from Bacteria

    Leon A. Heppel

  • Serum rapidly stimulates ouabain-sensitive 86-RB+ influx in quiescent 3T3 cells.

    Enrique Rozengurt;Leon A. Heppel

  • The Release of Ribonuclease into the Medium When Escherichia coli Cells Are Converted to Spheroplasts

    Harold C. Neu;Leon A. Heppel

  • On the surface localization of enzymes in E. coli.

    H.C. Neu;L.A. Heppel

  • Extracellular ATP is a mitogen for 3T3, 3T6, and A431 cells and acts synergistically with other growth factors.

    Ningna Huang;Dingji Wang;Leon A. Heppel

  • Effect of exogenous ATP on the permeability properties of transformed cultures of mouse cell lines.

    Enrique Rozengurt;Leon A. Heppel;Ilan Friedberg

  • The reduction of cytochrome c by xanthine oxidase.

    B.L. Horecker;Leon A. Heppel

  • The purification and properties of micrococcal nuclease.

    Martin Alexander;Leon A. Heppel;Jerard Hurwitz

  • On the localization of alkaline phosphatase and cyclic phosphodiesterase in Escherichia coli.

    R. W. Brockman;Leon A. Heppel

  • A Specific effect of external ATP on the permeability of transformed 3T3 cells.

    Enrique Rozengurt;Leon A. Heppel

  • Purification and properties of two acid phosphatase fractions isolated from osmotic shock fluid of Escherichia coli.

    Harold F. Dvorak;Robert W. Brockman;Leon A. Heppel

  • METABOLISM OF INORGANIC NITRITE AND NITRATE ESTERS II. THE ENZYMATIC REDUCTION OF NITROGLYCERIN AND ERYTHRITOL TETRANITRATE BY GLUTATHIONE

    Leon A. Heppel;R.J. Hilmoe

  • Oligonucleotides as Primers for Polynucleotide Phosphorylase

    Maxine F. Singer;Leon A. Heppel;Russell J. Hilmoe

  • The release of ribonuclease into the medium when E. coli cells are converted to spheroplasts.

    H.C. Neu;L.A. Heppel

  • On the Nature of the Changes Induced in Escherichia coli by Osmotic Shock

    Yasuhiro Anraku;Leon A. Heppel

  • Studies on polynucleotides synthesized by polynucleotide phosphorylase. I. Structure of polynucleotides with one type of nucleotide unit.

    Leon A. Heppel;Leon A. Heppel;Priscilla J. Ortiz;Priscilla J. Ortiz;Severo Ochoa;Severo Ochoa

  • Cytochemical Localization of Certain Phosphatases in Escherichia coli

    Bruce K. Wetzel;S. S. Spicer;Harold F. Dvorak;Leon A. Heppel

  • SOME OBSERVATIONS ON THE "LATENT" RIBONUCLEASE OF ESCHERICHIA COLI.

    Harold C. Neu;Leon A. Heppel

Frequent Co-Authors

Harold F. Dvorak
Harold F. Dvorak Beth Israel Deaconess Medical Center
Severo Ochoa
Severo Ochoa Roche Institute of Molecular Biology
Enrique Rozengurt
Enrique Rozengurt University of California, Los Angeles
Jerard Hurwitz
Jerard Hurwitz Memorial Sloan Kettering Cancer Center
Claude B. Klee
Claude B. Klee National Institutes of Health
Jack L. Strominger
Jack L. Strominger Harvard University
Giulio Draetta
Giulio Draetta The University of Texas MD Anderson Cancer Center
Gary A. Weisman
Gary A. Weisman University of Missouri

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Best Scientists Citing Leon A. Heppel

Enrique Rozengurt

Enrique Rozengurt

University of California, Los Angeles

Publications: 32

Geoffrey Burnstock

Geoffrey Burnstock

University College London

Publications: 14

Mathias Uhlén

Mathias Uhlén

Royal Institute of Technology

Publications: 12

Severo Ochoa

Severo Ochoa

Roche Institute of Molecular Biology

Publications: 11

Per-Åke Nygren

Per-Åke Nygren

Royal Institute of Technology

Publications: 10

Irwin Fridovich

Irwin Fridovich

Duke University

Publications: 10

Harold C. Neu

Harold C. Neu

Columbia University

Publications: 9

Anthony P. Pugsley

Anthony P. Pugsley

Institut Pasteur

Publications: 9

Francesco Di Virgilio

Francesco Di Virgilio

University of Ferrara

Publications: 9

Luis Glaser

Luis Glaser

Washington University in St. Louis

Publications: 9

Milton J. Schlesinger

Milton J. Schlesinger

Washington University in St. Louis

Publications: 9

Christian B. Anfinsen

Christian B. Anfinsen

National Institutes of Health

Publications: 8

Giovanna Ferro-Luzzi Ames

Giovanna Ferro-Luzzi Ames

University of California, Berkeley

Publications: 8

Robert C. Miller

Robert C. Miller

University of British Columbia

Publications: 8

Joseph T. Neary

Joseph T. Neary

University of Miami

Publications: 8

Claude Lazdunski

Claude Lazdunski

Centre national de la recherche scientifique, CNRS

Publications: 8

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