Jonathan L. Hartwell

2.2k total citations · 1 hit paper
38 papers, 1.5k citations indexed

About

Jonathan L. Hartwell is a scholar working on Molecular Biology, Immunology and Plant Science. According to data from OpenAlex, Jonathan L. Hartwell has authored 38 papers receiving a total of 1.5k indexed citations (citations by other indexed papers that have themselves been cited), including 27 papers in Molecular Biology, 9 papers in Immunology and 8 papers in Plant Science. Recurrent topics in Jonathan L. Hartwell's work include Plant-derived Lignans Synthesis and Bioactivity (20 papers), Biological Activity of Diterpenoids and Biflavonoids (9 papers) and Toxin Mechanisms and Immunotoxins (9 papers). Jonathan L. Hartwell is often cited by papers focused on Plant-derived Lignans Synthesis and Bioactivity (20 papers), Biological Activity of Diterpenoids and Biflavonoids (9 papers) and Toxin Mechanisms and Immunotoxins (9 papers). Jonathan L. Hartwell collaborates with scholars based in United States and Malaysia. Jonathan L. Hartwell's co-authors include Anthony W. Schrecker, James L. Reveal, Margaret G. Kelly, Betty J. Abbott, George R. Pettit, Harry B. Wood, James M. Johnson, Dorothea B. Fitzgerald, Morris Belkin and Moreshwar V. Nadkarni and has published in prestigious journals such as Nature, Journal of the American Chemical Society and JNCI Journal of the National Cancer Institute.

In The Last Decade

Jonathan L. Hartwell

36 papers receiving 1.3k citations

Hit Papers

Plants used against cance... 1969 2026 1988 2007 1969 100 200 300 400
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. Plants used against cancer. A survey.
    1969 425 citations Jonathan L. Hartwell profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Jonathan L. Hartwell United States 15 879 471 309 155 145 38 1.5k
G. Rüċker Germany 20 680 0.8× 496 1.1× 318 1.0× 202 1.3× 230 1.6× 152 1.7k
Jack R. Cole United States 24 1.1k 1.2× 444 0.9× 334 1.1× 167 1.1× 127 0.9× 69 1.6k
Johann Sonnenbichler Germany 23 886 1.0× 412 0.9× 213 0.7× 296 1.9× 247 1.7× 83 1.7k
Velta L. Sparnins United States 17 954 1.1× 663 1.4× 167 0.5× 210 1.4× 146 1.0× 18 1.6k
Raymond W. Doskotch United States 22 729 0.8× 411 0.9× 386 1.2× 199 1.3× 237 1.6× 88 1.6k
Mitsumasa Haruna Japan 22 855 1.0× 416 0.9× 279 0.9× 126 0.8× 118 0.8× 55 1.3k
Toshio Kawasaki Japan 24 1.3k 1.4× 467 1.0× 261 0.8× 95 0.6× 121 0.8× 98 1.8k
Matthew Suffness United States 17 704 0.8× 248 0.5× 291 0.9× 138 0.9× 282 1.9× 27 1.3k
Percy S. Manchand United States 22 721 0.8× 142 0.3× 552 1.8× 155 1.0× 194 1.3× 59 1.5k
W.Donald MacRae Canada 17 696 0.8× 463 1.0× 195 0.6× 90 0.6× 67 0.5× 28 1.2k

Countries citing papers authored by Jonathan L. Hartwell

Since Specialization
Citations

This map shows the geographic impact of Jonathan L. Hartwell'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 Jonathan L. Hartwell with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Jonathan L. Hartwell more than expected).

Fields of papers citing papers by Jonathan L. Hartwell

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Jonathan L. Hartwell. 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 Jonathan L. Hartwell. The network helps show where Jonathan L. Hartwell may publish in the future.

Co-authorship network of co-authors of Jonathan L. Hartwell

This figure shows the co-authorship network connecting the top 25 collaborators of Jonathan L. Hartwell. A scholar is included among the top collaborators of Jonathan L. Hartwell 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 Jonathan L. Hartwell. Jonathan L. Hartwell 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.
Perdue, Robert E., et al.. (1970). Camptotheca acuminata Decaisne (Nyssaceae) Source of Camptothecin, an Antileukemic Alkaloid. AgEcon Search (University of Minnesota, USA). 1415(1415). 21 indexed citations
2.
Hartwell, Jonathan L. & Betty J. Abbott. (1970). Antineoplastic Principles in Plants: Recent Developments in the Field. Advances in pharmacology. 7. 117–209. 110 indexed citations
3.
Schrecker, Anthony W., et al.. (1955). Components of Podophyllin. XVII.2 Ionic Derivatives of Podophyllotoxin and of the Peltatins3. Journal of the American Chemical Society. 77(24). 6565–6568. 3 indexed citations
4.
Hartwell, Jonathan L., et al.. (1955). PHENAZINE SYNTHESES. IV.1 NITRILES. The Journal of Organic Chemistry. 20(6). 797–802. 8 indexed citations
5.
Schrecker, Anthony W. & Jonathan L. Hartwell. (1955). Application of Tosylate Reductions and Molecular Rotations to the Stereochemistry of Lignans2. Journal of the American Chemical Society. 77(2). 432–437. 35 indexed citations
6.
Schrecker, Anthony W. & Jonathan L. Hartwell. (1954). Components of Podophyllin. XIV.1 Acid-catalyzed Reactions of Podophyllotoxin and its Stereoisomers. Journal of the American Chemical Society. 76(3). 752–754. 10 indexed citations
7.
Hartwell, Jonathan L., et al.. (1954). PHENAZINE SYNTHESES. II.1 PHENAZINE ETHERS AND PHENAZINOLS. The Journal of Organic Chemistry. 19(7). 1136–1139. 5 indexed citations
8.
Schrecker, Anthony W., et al.. (1954). Components of Podophyllin. XV. Pyrolysis of Podophyllotoxin Halides1. Journal of the American Chemical Society. 76(4). 1182–1184. 2 indexed citations
9.
Kelly, Margaret G. & Jonathan L. Hartwell. (1954). The Biological Effects and the Chemical Composition of Podophyllin. A Review. JNCI Journal of the National Cancer Institute. 14(4). 967–1010. 144 indexed citations
10.
Hartwell, Jonathan L., et al.. (1954). PHENAZINE SYNTHESES. III.1 MISCELLANEOUS PHENAZINES. The Journal of Organic Chemistry. 19(10). 1641–1645. 5 indexed citations
11.
Schrecker, Anthony W., et al.. (1954). Components of Podophyllin. XVI.1 Podophyllotoxin Haloacetates and Quaternary Derivatives. Journal of the American Chemical Society. 76(4). 1184–1185. 3 indexed citations
12.
Schrecker, Anthony W. & Jonathan L. Hartwell. (1953). Components of Podophyllin. XIII.1 The Structure of the Peltatins2. Journal of the American Chemical Society. 75(23). 5924–5927. 9 indexed citations
13.
Hartwell, Jonathan L., et al.. (1953). Phenazine Syntheses. I. Halogen-Substituted Phenazines. The Journal of Organic Chemistry. 18(8). 1065–1069. 9 indexed citations
14.
Koo, John & Jonathan L. Hartwell. (1953). The Synthesis of 2,3,4-Trimethoxybenzosuberene- and 2,3,4-Trimethoxybenzosuberancarboxylic Acids and Esters. Journal of the American Chemical Society. 75(7). 1625–1628. 2 indexed citations
15.
Hartwell, Jonathan L., James M. Johnson, Dorothea B. Fitzgerald, & Morris Belkin. (1953). Podophyllotoxin from Juniperus Species; Savinin. Journal of the American Chemical Society. 75(1). 235–236. 41 indexed citations
16.
Hartwell, Jonathan L. & Anthony W. Schrecker. (1952). Correction. Components of Podophyllin. V. The Constitution of Podophyllotoxin. Journal of the American Chemical Society. 74(24). 6315–6315. 6 indexed citations
17.
Schrecker, Anthony W. & Jonathan L. Hartwell. (1952). Components of Podophyllin. IX. The Structure of the Apopicropodophyllins1,2. Journal of the American Chemical Society. 74(22). 5676–5683. 12 indexed citations
18.
Schrecker, Anthony W., et al.. (1952). Components of Podophyllin. VII. Absorption Spectra and Reaction with Iodine of the Dihydro-β-naphthoic Acids1. Journal of the American Chemical Society. 74(22). 5669–5671. 9 indexed citations
19.
Nadkarni, Moreshwar V., et al.. (1952). COMPONENTS OF PODOPHYLLIN. VI. ISOLATION OF TWO NEW COMPOUNDS FROM PODOPHYLLUM EMODI WALL. Journal of the American Chemical Society. 74(1). 280–281. 9 indexed citations
20.
Hartwell, Jonathan L., et al.. (1951). DIRECT RING CLOSURE THROUGH THE NITRO GROUP. ISOMER FORMATION IN THE SYNTHESIS OF UNSYMMETRICAL PHENAZINES, AND SOME GENERAL OBSERVATIONS ON THE PHENAZINE SYNTHESES. The Journal of Organic Chemistry. 16(1). 1–7. 15 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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