J. T. Fitzsimons

5.8k total citations · 2 hit papers
76 papers, 4.3k citations indexed

About

J. T. Fitzsimons is a scholar working on Cardiology and Cardiovascular Medicine, Physiology and Molecular Biology. According to data from OpenAlex, J. T. Fitzsimons has authored 76 papers receiving a total of 4.3k indexed citations (citations by other indexed papers that have themselves been cited), including 30 papers in Cardiology and Cardiovascular Medicine, 12 papers in Physiology and 11 papers in Molecular Biology. Recurrent topics in J. T. Fitzsimons's work include Renin-Angiotensin System Studies (29 papers), Hormonal Regulation and Hypertension (10 papers) and Regulation of Appetite and Obesity (8 papers). J. T. Fitzsimons is often cited by papers focused on Renin-Angiotensin System Studies (29 papers), Hormonal Regulation and Hypertension (10 papers) and Regulation of Appetite and Obesity (8 papers). J. T. Fitzsimons collaborates with scholars based in United Kingdom, Ireland and Russia. J. T. Fitzsimons's co-authors include A. N. Epstein, Barbara J. Rolls, Douglas Avrith, John Kucharczyk, C. J. Barnard, Mark D. Evered, P. E. SETLER, Robert Elfont, Steven J. Fluharty and Simon N. Thornton and has published in prestigious journals such as Nature, Science and Physiological Reviews.

In The Last Decade

J. T. Fitzsimons

73 papers receiving 3.8k citations

Hit Papers

align trajectories sort by overperformance

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.

Angiotensin, Thirst, and Sodium Appetite

1998 673 citations J. T. Fitzsimons Physiological Reviews profile →
Drinking induced by injection of angiotensin into the brain of the rat

1970 485 citations J. T. Fitzsimons et al. The Journal of Physiology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
J. T. Fitzsimons United Kingdom	34	1.6k	1.1k	896	880	775	76	4.3k
Alan N. Epstein United States	35	691 0.4×	708 0.7×	1.1k 1.2×	1.6k 1.8×	943 1.2×	63	4.2k
R. S. Weisinger Australia	29	788 0.5×	538 0.5×	329 0.4×	886 1.0×	669 0.9×	104	2.8k
Leonard Share United States	41	919 0.6×	832 0.8×	603 0.7×	1.2k 1.4×	2.1k 2.7×	171	5.0k
José Vanderlei Menani Brazil	32	1.5k 1.0×	807 0.7×	922 1.0×	1.9k 2.2×	1.2k 1.5×	283	4.0k
J. R. Blair‐West Australia	29	709 0.4×	687 0.6×	314 0.4×	1.1k 1.2×	317 0.4×	111	3.7k
A. N. Epstein United States	20	540 0.3×	454 0.4×	514 0.6×	798 0.9×	505 0.7×	33	2.2k
José Antunes‐Rodrigues Brazil	39	1.1k 0.7×	1.1k 1.0×	792 0.9×	2.3k 2.6×	2.1k 2.7×	304	6.2k
Michael J. McKinley Australia	50	2.6k 1.6×	1.8k 1.6×	1.2k 1.4×	3.0k 3.4×	1.8k 2.3×	209	8.7k
J. Thomas Cunningham United States	35	958 0.6×	525 0.5×	534 0.6×	1.7k 1.9×	962 1.2×	134	3.5k
Tomoyuki Kuwaki Japan	40	1.0k 0.6×	1.6k 1.5×	810 0.9×	2.4k 2.7×	364 0.5×	138	6.4k

Countries citing papers authored by J. T. Fitzsimons

Since Specialization

Citations

This map shows the geographic impact of J. T. Fitzsimons'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. T. Fitzsimons with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites J. T. Fitzsimons more than expected).

Fields of papers citing papers by J. T. Fitzsimons

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of J. T. Fitzsimons

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Walsh, Órla, et al.. (2025). Childhood obesity: tackling the social divide. Pediatric Research. 98(2). 379–381.

Fitzsimons, J. T., et al.. (2024). Understanding the mystery of the crying infant. Pediatric Research. 97(5). 1433–1434.

Lee, Karen, Richard Kennaway, J. Elaine Barclay, et al.. (2023). Brassinosteroid coordinates cell layer interactions in plants via cell wall and tissue mechanics. Science. 380(6651). 1275–1281. 43 indexed citations

Fitzsimons, J. T.. (2005). Angiotensin stimulation of the central nervous system. Reviews of physiology, biochemistry and pharmacology. 87. 117–167. 17 indexed citations

Fitzsimons, J. T.. (1999). Angiotensin-induced drinking: a model of peptidergic control of behaviour. Brain Research Bulletin. 50(5-6). 455–456. 2 indexed citations

Fitzsimons, J. T.. (1998). Angiotensin, Thirst, and Sodium Appetite. Physiological Reviews. 78(3). 583–686. 673 indexed citations breakdown →

Fitzsimons, J. T., et al.. (1996). Increased sodium appetite and thirst in rat induced by the ingredients of liquorice, glycyrrhizic acid and glycyrrhetinic acid. Regulatory Peptides. 66(1-2). 127–133. 14 indexed citations

Allen, Matthew J., et al.. (1995). The association of thirst, sodium appetite and vasopressin release with c-fos expression in the forebrain of the rat after intracerebroventricular injection of angiotensin II, angiotensin-(1–7) or carbachol. Neuroscience. 69(1). 199–208. 70 indexed citations

Fuller, Louise & J. T. Fitzsimons. (1988). Thirst in Brattleboro rats. American Journal of Physiology-Regulatory, Integrative and Comparative Physiology. 255(2). R217–R225. 8 indexed citations

10.

Fitzsimons, J. T., et al.. (1982). Pulmonary vein-atrial junction stretch receptors and the inhibition of drinking. American Journal of Physiology-Regulatory, Integrative and Comparative Physiology. 242(5). R452–R457. 14 indexed citations

11.

Fitzsimons, J. T.. (1980). Angiotensin and other peptides in the control of water and sodium intake. Proceedings of the Royal Society of London. Series B, Biological sciences. 210(1178). 165–182. 23 indexed citations

12.

Fitzsimons, J. T.. (1980). The Eighth J. A. F. Stevenson Memorial Lecture Angiotensin II in the control of hypovolaemic thirst and sodium appetite. Canadian Journal of Physiology and Pharmacology. 58(5). 441–444. 4 indexed citations

13.

Fitzsimons, J. T., et al.. (1980). Drinking and antidiuresis in response to reductions in venous return in the dog: neural and endocrine mechanisms.. The Journal of Physiology. 308(1). 403–416. 24 indexed citations

14.

Lewis, Michael, Douglas Avrith, & J. T. Fitzsimons. (1980). Polydipsia after intracranial injections—a property of NGF or a contaminant? (reply). Nature. 284(5756). 577–577. 1 indexed citations

15.

Fitzsimons, J. T.. (1978). Angiotensin, thirst, and sodium appetite: retrospect and prospect.. Munich Personal RePEc Archive (Ludwig Maximilian University of Munich). 37(13). 2669–75. 37 indexed citations

16.

Fitzsimons, J. T. & P. E. SETLER. (1975). The relative importance of central nervous catecholaminergic and cholinergic mechanisms in drinking in response to antiotensin and other thirst stimuli.. The Journal of Physiology. 250(3). 613–631. 103 indexed citations

17.

Blass, Elliott M. & J. T. Fitzsimons. (1970). Additivity of effect and interaction of a cellular and an extracellular stimulus of drinking.. Journal of Comparative and Physiological Psychology. 70(2, Pt.1). 200–205. 25 indexed citations

18.

Fitzsimons, J. T., et al.. (1969). The effect on drinking in the rat of intravenous infusion of angiotensin, given alone or in combination with other stimuli of thirst. The Journal of Physiology. 203(1). 45–57. 232 indexed citations

19.

Fitzsimons, J. T.. (1966). THE HYPOTHALAMUS AND DRINKING. British Medical Bulletin. 22(3). 232–237. 26 indexed citations

20.

Fitzsimons, J. T., et al.. (1959). ELECTROCARDIOGRAPHIC CHANGES DURING POSITIVE ACCELERATION. Heart. 21(1). 23–30. 2 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.

Explore authors with similar magnitude of impact