World's Best Scientists 2026 revealed!
Clara Franzini-Armstrong

Clara Franzini-Armstrong

D-Index & Metrics

Biology and Biochemistry

D-Index
85
Citations
21597
World Ranking
3203
National Ranking
1621

Clara Franzini-Armstrong 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 Clara Franzini-Armstrong 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: 257 publications — 69th percentile

69% of scientists in this discipline score the same or lower.

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

Clara Franzini-Armstrong 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 Clara Franzini-Armstrong 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: 85 D-Index — 84th percentile

84% 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

  • 2001 - Fellow of the Royal Society, United Kingdom
  • 1995 - Member of the National Academy of Sciences

Overview

Clara Franzini-Armstrong is affiliated with the University of Pennsylvania in the United States. Their research spans multiple areas within biochemistry, genetics, and molecular biology, focusing mainly on cellular and molecular neuroscience, molecular biology, and cardiology and cardiovascular medicine.

The primary fields of study addressed in their work include:

  • Biochemistry, Genetics and Molecular Biology

Within these areas, their subfields of study cover:

  • Molecular Biology
  • Cellular and Molecular Neuroscience
  • Cardiology and Cardiovascular Medicine
  • Clinical Biochemistry
  • Cell Biology

The main topics in their research portfolio reflect an interest in mitochondrial function and pathology, ion channel regulation and function, and neuroscience and neuropharmacology research. Other topics include metabolism and genetic disorders, neurobiology and insect physiology research, nicotinic acetylcholine receptors study, and cellular transport and secretion.

  • Mitochondrial Function and Pathology
  • Ion channel regulation and function
  • Neuroscience and Neuropharmacology Research
  • Metabolism and Genetic Disorders
  • Neurobiology and Insect Physiology Research
  • Nicotinic Acetylcholine Receptors Study
  • Cellular transport and secretion

Several recent publications illustrate the scope of their work:

  • Effects of Germline VHL Deficiency on Growth, Metabolism, and Mitochondria, 2020, New England Journal of Medicine
  • The structural basis for intermitochondrial communications is fundamentally different in cardiac and skeletal muscle, 2020, Experimental Physiology
  • The distal C terminus of the dihydropyridine receptor β1asubunit is essential for tetrad formation in skeletal muscle, 2022, Proceedings of the National Academy of Sciences
  • Ultrastructure of primary pacemaking cells in rabbit sino-atrial node cells indicates limited sarcoplasmic reticulum content, 2020, FASEB BioAdvances
  • The location of InsP3 receptors in Purkinje cells of murine cerebellum does not supports a direct interaction in the transfer of calcium ions between ER and mitochondria, 2021, European Journal of Translational Myology

Frequent coauthors in their publications include:

  • V. Ramesh Iyer
  • Federico Formenti
  • Manuela Lavorato
  • Gerhard Meissner
  • Silverio Perrotta

Their work has been published notably in the following venues:

  • UNC Libraries
  • European Journal of Translational Myology
  • New England Journal of Medicine
  • Experimental Physiology
  • Proceedings of the National Academy of Sciences

Regarding recognitions, Clara Franzini-Armstrong was elected Fellow of the Royal Society, United Kingdom in 2001 and became a Member of the National Academy of Sciences in 1995.

Best Publications

  • Ryanodine receptors of striated muscles: a complex channel capable of multiple interactions

    C. Franzini-Armstrong;F. Protasi

  • Structural evidence for direct interaction between the molecular components of the transverse tubule/sarcoplasmic reticulum junction in skeletal muscle.

    B A Block;T Imagawa;K P Campbell;C Franzini-Armstrong

  • Shape, Size, and Distribution of Ca2+ Release Units and Couplons in Skeletal and Cardiac Muscles

    Clara Franzini-Armstrong;Feliciano Protasi;Venkat Ramesh

  • Casq2 deletion causes sarcoplasmic reticulum volume increase, premature Ca2+ release, and catecholaminergic polymorphic ventricular tachycardia

    Björn C. Knollmann;Nagesh Chopra;Thinn Hlaing;Brandy Akin

  • STUDIES OF THE TRIAD I. Structure of the Junction in Frog Twitch Fibers

    Clara Franzini-Armstrong

  • Structure and Development of E-C Coupling Units in Skeletal Muscle

    C Franzini-Armstrong;A O Jorgensen

  • The brain ryanodine receptor: a caffeine-sensitive calcium release channel

    Peter S. McPhersonx;Young Kee Kim;Hector Valdivia;C. Michael Knudson

  • Regulation of Ca2+ signaling in transgenic mouse cardiac myocytes overexpressing calsequestrin.

    L. R. Jones;Y. J. Suzuki;Wei Wang;Y. M. Kobayashi

  • Molecular architecture of membranes involved in excitation-contraction coupling of cardiac muscle.

    Xin-Hui Sun;F. Protasi;M. Takahashi;H. Takeshima

  • LOCALIZATION OF CALCIUM-ACCUMULATING STRUCTURES IN STRIATED MUSCLE FIBERS.

    LeRoy L. Costantin;Clara Franzini-Armstrong;Richard J. Podolsky

  • Subunit identification and reconstitution of the N-type Ca2+ channel complex purified from brain

    D R Witcher;M De Waard;J Sakamoto;C Franzini-Armstrong

  • Formation of junctions involved in excitation-contraction coupling in skeletal and cardiac muscle.

    Bernhard E. Flucher;Clara Franzini-Armstrong

  • The structure of calsequestrin in triads of vertebrate skeletal muscle: a deep-etch study.

    C Franzini-Armstrong;L J Kenney;E Varriano-Marston

  • Junctional feet and particles in the triads of a fast-twitch muscle fibre.

    Clara Franzini-Armstrong;Grazia Nunzi

  • The relative contributions of the folds and caveolae to the surface membrane of frog skeletal muscle fibres at different sarcomere lengths.

    A F Dulhunty;C Franzini-Armstrong

  • Stac3 is a component of the excitation-contraction coupling machinery and mutated in Native American myopathy

    Eric J. Horstick;Jeremy W. Linsley;James J. Dowling;Michael A. Hauser

  • Further characterization of light and heavy sarcoplasmic reticulum vesicles. Identification of the 'sarcoplasmic reticulum feet' associated with heavy sarcoplasmic reticulum vesicles

    Kevin P. Campbell;Clara Franzini-Armstrong;Adil E. Shamoo

  • Ca2+ blinks: rapid nanoscopic store calcium signaling.

    Didier X. P. Brochet;Dongmei Yang;Alessandro Di Maio;W. Jonathan Lederer

  • Transport of Ca2+ from Sarcoplasmic Reticulum to Mitochondria in Rat Ventricular Myocytes

    V K Sharma;V Ramesh;C Franzini-Armstrong;S S Sheu

  • Simultaneous maturation of transverse tubules and sarcoplasmic reticulum during muscle differentiation in the mouse.

    Clara Franzini-Armstrong

Frequent Co-Authors

Paul D. Allen
Paul D. Allen St James's University Hospital
Feliciano Protasi
Feliciano Protasi University of Chieti-Pescara
Yale E. Goldman
Yale E. Goldman University of Pennsylvania
Larry R. Jones
Larry R. Jones Indiana University
Kurt G. Beam
Kurt G. Beam University of Colorado Denver
Isaac N. Pessah
Isaac N. Pessah University of California, Davis
Kevin P. Campbell
Kevin P. Campbell University of Iowa
Hiroyuki Sasaki
Hiroyuki Sasaki Jikei University School of Medicine
Eduardo Ríos
Eduardo Ríos Rush University
Robert T. Dirksen
Robert T. Dirksen University of Rochester

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

For students passionate about Biology and Biochemistry, a wide range of advanced online degrees open unique career pathways. Degrees in healthcare and life sciences are especially valuable for those seeking leadership, clinical, or research roles.

Aspiring healthcare managers should explore online programs with cahme accreditation for mha programs. This ensures the highest quality standards for Master of Health Administration (MHA) degrees, helping you stand out in hospital management or policy roles.

Nurses looking to advance may consider a doctor of nursing practice degree, with some online options that do not require clinical hours, making this pathway more accessible for nursing professionals.

For those interested in top-level administrative careers, exploring the best doctorate of healthcare administration programs can provide advanced expertise in healthcare systems, policy, and operational leadership.

If pharmacy draws your interest, online pharmd programs are available to help graduates step into clinical pharmacy, research, or instruction in academia. Each of these fields leverages the analytical and scientific background gained from a Biology or Biochemistry degree.

Best Scientists Citing Clara Franzini-Armstrong

Trending Scientists

Recently Published Articles