Lloyd Barr

2.1k total citations · 1 hit paper
41 papers, 1.6k citations indexed

About

Lloyd Barr is a scholar working on Molecular Biology, Cellular and Molecular Neuroscience and Cardiology and Cardiovascular Medicine. According to data from OpenAlex, Lloyd Barr has authored 41 papers receiving a total of 1.6k indexed citations (citations by other indexed papers that have themselves been cited), including 21 papers in Molecular Biology, 13 papers in Cellular and Molecular Neuroscience and 8 papers in Cardiology and Cardiovascular Medicine. Recurrent topics in Lloyd Barr's work include Ion channel regulation and function (10 papers), Photoreceptor and optogenetics research (7 papers) and Cardiac electrophysiology and arrhythmias (7 papers). Lloyd Barr is often cited by papers focused on Ion channel regulation and function (10 papers), Photoreceptor and optogenetics research (7 papers) and Cardiac electrophysiology and arrhythmias (7 papers). Lloyd Barr collaborates with scholars based in United States, Germany and United Kingdom. Lloyd Barr's co-authors include Maynard M. Dewey, W. Berger, Mathew Alpern, C. Ladd Prosser, Richard L. Malvin, James W. Green, J. Kent Blasie, J. A. Connor, Peter R. Brink and George J. Christ and has published in prestigious journals such as Science, The Journal of Cell Biology and Journal of Molecular Biology.

In The Last Decade

Lloyd Barr

39 papers receiving 1.4k citations

Hit Papers

Propagation of Action Potentials and the Structure of the... 1965 2026 1985 2005 1965 100 200 300
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Propagation of Action Potentials and the Structure of the Nexus in Cardiac Muscle
    1965 357 citations Lloyd Barr, Maynard M. Dewey et al. The Journal of General Physiology profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Lloyd Barr United States 19 916 508 327 181 165 41 1.6k
Maynard M. Dewey United States 24 1.3k 1.5× 593 1.2× 559 1.7× 194 1.1× 295 1.8× 60 2.4k
John W. Mills United States 26 1.5k 1.7× 885 1.7× 105 0.3× 79 0.4× 271 1.6× 51 2.3k
Thomas Weiger Austria 27 1.1k 1.2× 550 1.1× 250 0.8× 310 1.7× 101 0.6× 58 2.1k
F.P.J. Diecke United States 20 458 0.5× 364 0.7× 138 0.4× 56 0.3× 95 0.6× 50 1.2k
Jacqueline Gabrion France 23 909 1.0× 561 1.1× 87 0.3× 205 1.1× 324 2.0× 76 1.9k
Kunitaro Takahashi Japan 18 1.1k 1.2× 1.2k 2.4× 202 0.6× 86 0.5× 47 0.3× 24 1.9k
A Porte France 25 602 0.7× 540 1.1× 118 0.4× 168 0.9× 252 1.5× 119 1.9k
R. B. Rogart United States 18 1.8k 2.0× 1.5k 2.9× 561 1.7× 74 0.4× 91 0.6× 22 2.5k
Henry Sackin United States 27 1.9k 2.0× 751 1.5× 594 1.8× 59 0.3× 143 0.9× 58 2.3k
Yoshihiro Matsuda Japan 25 1.2k 1.3× 673 1.3× 67 0.2× 68 0.4× 171 1.0× 99 1.9k

Countries citing papers authored by Lloyd Barr

Since Specialization
Citations

This map shows the geographic impact of Lloyd Barr's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Lloyd Barr with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Lloyd Barr more than expected).

Fields of papers citing papers by Lloyd Barr

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Lloyd Barr. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Lloyd Barr. The network helps show where Lloyd Barr may publish in the future.

Co-authorship network of co-authors of Lloyd Barr

This figure shows the co-authorship network connecting the top 25 collaborators of Lloyd Barr. A scholar is included among the top collaborators of Lloyd Barr based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Lloyd Barr. Lloyd Barr is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Barr, Lloyd, Jim Richards, & Graham J. Chapman. (2025). The use of computer‐aided design and manufacture for foot orthoses: A cross‐sectional study of orthotic services in the UK. Journal of Foot and Ankle Research. 18(1). e70031–e70031.
2.
Barr, Lloyd, et al.. (2004). Low-energy cross section measurements through detection of secondary gamma emission and thick target. Revista Mexicana de Física. 50(4). 18–23. 3 indexed citations
3.
Barr, Lloyd & George J. Christ. (2000). A functional view of smooth muscle. JAI Press eBooks. 3 indexed citations
4.
5.
Barr, Lloyd, et al.. (1992). Four-state models and regulation of contraction of smooth muscle. I. physical considerations, stability, and solutions. Mathematical Biosciences. 112(1). 1–30. 3 indexed citations
6.
Prosser, C. Ladd, M.A. Holzwarth, & Lloyd Barr. (1989). Immunocytochemistry of the interstitial cells of Cajal in the rat intestine. Journal of the Autonomic Nervous System. 27(1). 17–25. 16 indexed citations
7.
Barr, Lloyd. (1988). Hypersensitivity to Light of the Iris (Sphincter Pupillae) of the Albino Axolotl (Ambystoma Mexicanum). Journal of Experimental Biology. 137(1). 589–596. 3 indexed citations
8.
Barr, Lloyd, Maynard M. Dewey, & W. Berger. (1979). Action potentials can propagate along small strands of smooth muscle. Pflügers Archiv - European Journal of Physiology. 380(2). 165–170. 2 indexed citations
9.
Barr, Lloyd, et al.. (1977). The resistance of the septum of the medium giant axon of the earthworm. The Journal of General Physiology. 69(5). 517–536. 49 indexed citations
10.
Connor, J. A., et al.. (1975). Electrical characteristics of frog atrial trabeculae in the double sucrose gap. Biophysical Journal. 15(10). 1047–1067. 36 indexed citations
11.
Barr, Lloyd, John A. Connor, Maynard M. Dewey, June R. Aprille, & Patricia V. Johnston. (1974). The isolation of plasma membrane from frog cardiac muscle cells. Biochimica et Biophysica Acta (BBA) - Biomembranes. 345(3). 336–347. 10 indexed citations
12.
Dewey, Maynard M., et al.. (1969). Localization of rhodopsin antibody in the retina of the frog. Journal of Molecular Biology. 39(3). 395–405. 79 indexed citations
13.
Barr, Lloyd, W. Berger, & Maynard M. Dewey. (1968). Electrical Transmission at the Nexus between Smooth Muscle Cells. The Journal of General Physiology. 51(3). 347–368. 160 indexed citations
14.
Barr, Lloyd, Maynard M. Dewey, & W. Berger. (1965). Propagation of Action Potentials and the Structure of the Nexus in Cardiac Muscle. The Journal of General Physiology. 48(5). 797–823. 357 indexed citations breakdown →
15.
Dewey, Maynard M. & Lloyd Barr. (1964). A STUDY OF THE STRUCTURE AND DISTRIBUTION OF THE NEXUS. The Journal of Cell Biology. 23(3). 553–585. 346 indexed citations
16.
Alpern, Mathew, et al.. (1963). The Dependence of the Photopupil Response on Flash Duration and Intensity. The Journal of General Physiology. 47(2). 265–278. 27 indexed citations
17.
Barr, Lloyd & Mathew Alpern. (1963). Photosensitivity of the Frog Iris. The Journal of General Physiology. 46(6). 1249–1265. 42 indexed citations
18.
Barr, Lloyd, Verle E. Headings, & David F. Bohr. (1962). Potassium and the Recovery of Arterial Smooth Muscle after Cold Storage. The Journal of General Physiology. 46(1). 19–33. 24 indexed citations
19.
Barr, Lloyd. (1961). Transmembrane resistance of smooth muscle cells. American Journal of Physiology-Legacy Content. 200(6). 1251–1255. 16 indexed citations
20.
Barr, Lloyd. (1959). Distribution of Ions in Intestinal Smooth Muscle.. Experimental Biology and Medicine. 101(2). 283–285. 7 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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