J. A. Edgar

5.6k total citations · 1 hit paper
125 papers, 4.3k citations indexed

About

J. A. Edgar is a scholar working on Molecular Biology, Ecology, Evolution, Behavior and Systematics and Plant Science. According to data from OpenAlex, J. A. Edgar has authored 125 papers receiving a total of 4.3k indexed citations (citations by other indexed papers that have themselves been cited), including 65 papers in Molecular Biology, 61 papers in Ecology, Evolution, Behavior and Systematics and 34 papers in Plant Science. Recurrent topics in J. A. Edgar's work include Plant Toxicity and Pharmacological Properties (55 papers), Botanical Research and Chemistry (50 papers) and Plant and fungal interactions (20 papers). J. A. Edgar is often cited by papers focused on Plant Toxicity and Pharmacological Properties (55 papers), Botanical Research and Chemistry (50 papers) and Plant and fungal interactions (20 papers). J. A. Edgar collaborates with scholars based in Australia, United States and United Kingdom. J. A. Edgar's co-authors include Steven M. Colegate, CCJ Culvenor, Russell J. Molyneux, Michael Boppré, Claude C. J. Culvenor, Peter A. Cockrum, Helmut Wiedenfeld, M. V. Jago, L. W. Smith and H. Lior and has published in prestigious journals such as Nature, Journal of Agricultural and Food Chemistry and Journal of Colloid and Interface Science.

In The Last Decade

J. A. Edgar

124 papers receiving 3.9k citations

Hit Papers

align trajectories

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.

Serotyping of Campylobacter jejuni by slide agglutination based on heat-labile antigenic factors

1982 370 citations J. A. Edgar et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
J. A. Edgar Australia	39	2.5k	1.9k	925	887	492	125	4.3k
Bruce B. Jarvis United States	34	1.1k 0.4×	282 0.1×	1.6k 1.7×	202 0.2×	136 0.3×	125	4.6k
Manfred Gareis Germany	32	814 0.3×	313 0.2×	1.8k 2.0×	105 0.1×	277 0.6×	136	3.1k
Jeffrey G. Scott United States	56	5.2k 2.1×	558 0.3×	4.4k 4.8×	392 0.4×	6.5k 13.3×	220	10.1k
William C. Campbell United States	31	696 0.3×	390 0.2×	704 0.8×	111 0.1×	780 1.6×	153	5.5k
Ross C. Beier United States	40	1.9k 0.8×	207 0.1×	1.3k 1.4×	100 0.1×	553 1.1×	199	5.1k
Marc Maresca France	38	1.4k 0.6×	149 0.1×	1.3k 1.4×	76 0.1×	179 0.4×	129	4.0k
Carlos Lanusse Argentina	45	585 0.2×	449 0.2×	519 0.6×	424 0.5×	302 0.6×	253	6.6k
Laurent Bigler Switzerland	33	1.8k 0.7×	270 0.1×	982 1.1×	96 0.1×	241 0.5×	111	3.4k
Kazuhiko Matsuda Japan	35	2.1k 0.8×	1.1k 0.6×	1.3k 1.4×	47 0.1×	3.5k 7.2×	153	5.1k
Árpád Pusztai United Kingdom	49	3.0k 1.2×	337 0.2×	2.2k 2.4×	196 0.2×	219 0.4×	190	6.4k

Countries citing papers authored by J. A. Edgar

Since Specialization

Citations

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

Fields of papers citing papers by J. A. Edgar

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by J. A. Edgar. 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 J. A. Edgar. The network helps show where J. A. Edgar may publish in the future.

Co-authorship network of co-authors of J. A. Edgar

This figure shows the co-authorship network connecting the top 25 collaborators of J. A. Edgar. A scholar is included among the top collaborators of J. A. Edgar 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 J. A. Edgar. J. A. Edgar is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Edgar, J. A., Russell J. Molyneux, & Steven M. Colegate. (2020). Linking Dietary Exposure to 1,2-Dehydropyrrolizidine Alkaloids with Cancers and Chemotherapy-Induced Pulmonary and Hepatic Veno-Occlusive Diseases. Journal of Agricultural and Food Chemistry. 68(22). 5995–5997. 5 indexed citations

Molyneux, Russell J., D L Gardner, Steven M. Colegate, & J. A. Edgar. (2011). Pyrrolizidine alkaloid toxicity in livestock: a paradigm for human poisoning?. Food Additives & Contaminants Part A. 28(3). 293–307. 95 indexed citations

Edgar, J. A., Steven M. Colegate, Michael Boppré, & Russell J. Molyneux. (2011). Pyrrolizidine alkaloids in food: a spectrum of potential health consequences. Food Additives & Contaminants Part A. 28(3). 308–324. 132 indexed citations

Tudor, Terry, Anne C Woolridge, Camryn L. Phillips, et al.. (2010). Evaluating the link between the management of clinical waste in the National Health Service (NHS) and the risk of the spread of infections: A case study of three hospitals in England. International Journal of Hygiene and Environmental Health. 213(6). 432–436. 10 indexed citations

Cao, Yu, Steven M. Colegate, & J. A. Edgar. (2008). Safety assessment of food and herbal products containing hepatotoxic pyrrolizidine alkaloids: interlaboratory consistency and the importance of N‐oxide determination. Phytochemical Analysis. 19(6). 526–533. 28 indexed citations

Xia, Qingsu, Ming W. Chou, J. A. Edgar, Daniel R. Doerge, & Peter P. Fu. (2005). Formation of DHP-derived DNA adducts from metabolic activation of the prototype heliotridine-type pyrrolizidine alkaloid, lasiocarpine. Cancer Letters. 231(1). 138–145. 48 indexed citations

Colegate, Steven M., et al.. (2005). Solid‐phase extraction and HPLC‐MS profiling of pyrrolizidine alkaloids and their N‐oxides: a case study of Echium plantagineum. Phytochemical Analysis. 16(2). 108–119. 64 indexed citations

Boppré, Michael, Steven M. Colegate, & J. A. Edgar. (2005). Pyrrolizidine Alkaloids of Echium vulgare Honey Found in Pure Pollen. Journal of Agricultural and Food Chemistry. 53(3). 594–600. 103 indexed citations

Gardner, Dale R., Stephen T. Lee, Russell J. Molyneux, & J. A. Edgar. (2003). Preparative isolation of swainsonine from locoweed: extraction and puriﬁcation procedures. Phytochemical Analysis. 14(4). 259–266. 19 indexed citations

10.

Edgar, J. A.. (1994). Toxins in temperate grasses—implications and solutions. New Zealand Journal of Agricultural Research. 37(3). 341–347. 11 indexed citations

11.

Edgar, J. A., et al.. (1993). Protective effect of cobalt against apparent liver damage in sheep exposed to toxic annual ryegrass. Australian Veterinary Journal. 70(5). 186–187. 5 indexed citations

12.

Edgar, J. A., et al.. (1992). Development of an enzyme immunoassay for the phomopsin mycotoxins. 3 indexed citations

13.

Michalski, Wojtek P., J. A. Edgar, & Stephen J. Prowse. (1992). Mannitol metabolism in Eimeria tenella. International Journal for Parasitology. 22(8). 1157–1163. 20 indexed citations

14.

Edgar, J. A., et al.. (1989). Identification of 5α-androstane-3α,17α-diol in adrenal venous plasma of female possum (Trichosurus vulpecula). Journal of Steroid Biochemistry. 32(4). 591–597. 1 indexed citations

15.

Konno, Chohachi, DD Soejarto, Donald P. Waller, et al.. (1988). Identification of Senecionine and Senecionine N-Oxide as Antifertility Constituents in Senecio vulgaris. Journal of Pharmaceutical Sciences. 77(5). 461–463. 13 indexed citations

16.

Edgar, J. A., et al.. (1979). Male scent-organ chemicals of the vine moth,Phalaenoides glycinae Lew. (Agaristidae). Cellular and Molecular Life Sciences. 35(7). 861–862. 4 indexed citations

17.

Culvenor, CCJ, J. A. Edgar, J.L. Frahn, et al.. (1977). Isolation of Toxic Metabolites of Phomopsis leptostromiformis Responsible for Lupinosis. Australian Journal of Biological Sciences. 30(4). 269–278. 57 indexed citations

18.

Edgar, J. A., Peter A. Cockrum, & J.L. Frahn. (1976). Pyrrolizidine alkaloids inDanaus plexippus L. andDanaus chrysippus L.. Cellular and Molecular Life Sciences. 32(12). 1535–1537. 46 indexed citations

19.

Edgar, J. A.. (1975). Danainae (Lep.) and 1,2-dehydropyrrolizidine alkaloid-containing plants — with reference to observations made in the New Hebrides. Philosophical transactions of the Royal Society of London. Series B, Biological sciences. 272(918). 467–476. 39 indexed citations

20.

Culvenor, CCJ, J. A. Edgar, L. W. Smith, M. V. Jago, & J. E. Peterson. (1971). Active Metabolites in the Chronic Hepatotoxicity of Pyrrolizidine Alkaloids, including Otonecine Esters. Nature New Biology. 229(8). 255–256. 16 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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