Jonathan Q. Purnell

17.6k total citations · 7 hit papers
180 papers, 12.4k citations indexed

About

Jonathan Q. Purnell is a scholar working on Endocrinology, Diabetes and Metabolism, Physiology and Surgery. According to data from OpenAlex, Jonathan Q. Purnell has authored 180 papers receiving a total of 12.4k indexed citations (citations by other indexed papers that have themselves been cited), including 61 papers in Endocrinology, Diabetes and Metabolism, 61 papers in Physiology and 47 papers in Surgery. Recurrent topics in Jonathan Q. Purnell's work include Diet and metabolism studies (36 papers), Regulation of Appetite and Obesity (20 papers) and Bariatric Surgery and Outcomes (20 papers). Jonathan Q. Purnell is often cited by papers focused on Diet and metabolism studies (36 papers), Regulation of Appetite and Obesity (20 papers) and Bariatric Surgery and Outcomes (20 papers). Jonathan Q. Purnell collaborates with scholars based in United States, United Kingdom and Canada. Jonathan Q. Purnell's co-authors include David S. Weigle, R. Scott Frayo, David E. Cummings, Patricia A. Breen, Brent E. Wisse, John D. Brunzell, E. Patchen Dellinger, Holly S. Callahan, Colleen C. Matthys and Kaatje E. Meeuws and has published in prestigious journals such as New England Journal of Medicine, Proceedings of the National Academy of Sciences and JAMA.

In The Last Decade

Jonathan Q. Purnell

174 papers receiving 12.0k 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.

A Preprandial Rise in Plasma Ghrelin Levels Suggests a Role in Meal Initiation in Humans

2001 2.3k citations David E. Cummings, Jonathan Q. Purnell et al. profile →
Plasma Ghrelin Levels after Diet-Induced Weight Loss or Gastric Bypass Surgery

2002 1.6k citations Jonathan Q. Purnell et al. profile →
Evidence-Based Nutrition Principles and Recommendations for the Treatment and Prevention of Diabetes and Related Complications

2002 812 citations John D. Brunzell, Jonathan Q. Purnell et al. profile →
A high-protein diet induces sustained reductions in appetite, ad libitum caloric intake, and body weight despite compensatory changes in diurnal plasma leptin and ghrelin concentrations

2005 507 citations Jonathan Q. Purnell et al. profile →
Seven-Year Weight Trajectories and Health Outcomes in the Longitudinal Assessment of Bariatric Surgery (LABS) Study

2017 447 citations Anita P. Courcoulas, Wendy C. King et al. profile →
The importance of nutrition in pregnancy and lactation: lifelong consequences

2021 309 citations Nicole Marshall, Patrick Catalano et al. profile →
Proteomic changes upon treatment with semaglutide in individuals with obesity

2025 20 citations Jonathan Q. Purnell et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Jonathan Q. Purnell United States	45	5.5k	4.4k	3.1k	3.0k	2.8k	180	12.4k
Rachel L. Batterham United Kingdom	58	8.2k 1.5×	7.0k 1.6×	3.5k 1.1×	5.0k 1.7×	5.1k 1.9×	168	18.3k
Christian Weyer United States	44	5.0k 0.9×	3.7k 0.9×	1.6k 0.5×	4.1k 1.4×	2.3k 0.8×	63	12.3k
Erik Näslund Sweden	54	4.6k 0.8×	2.2k 0.5×	1.1k 0.4×	2.1k 0.7×	3.4k 1.2×	214	10.7k
Arnaud Basdevant France	52	6.1k 1.1×	2.6k 0.6×	1.6k 0.5×	1.7k 0.6×	2.8k 1.0×	123	13.8k
Christoph Beglinger Switzerland	75	4.2k 0.8×	2.9k 0.7×	2.6k 0.8×	3.7k 1.2×	8.4k 3.0×	346	19.9k
Frank L. Greenway United States	61	7.5k 1.4×	1.7k 0.4×	1.5k 0.5×	4.7k 1.6×	2.4k 0.9×	276	16.8k
Hanno Pijl Netherlands	60	3.8k 0.7×	2.3k 0.5×	923 0.3×	2.9k 1.0×	1.3k 0.5×	279	10.1k
P. Antonio Tataranni United States	65	8.0k 1.4×	5.1k 1.2×	2.6k 0.9×	3.4k 1.1×	1.8k 0.6×	121	18.6k
Uberto Pagotto Italy	59	3.0k 0.5×	2.1k 0.5×	783 0.3×	5.2k 1.7×	2.3k 0.8×	269	13.3k
Johannes B. Prins Australia	55	4.5k 0.8×	2.6k 0.6×	1.6k 0.5×	2.2k 0.7×	1.5k 0.6×	181	13.2k

Countries citing papers authored by Jonathan Q. Purnell

Since Specialization

Citations

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

Fields of papers citing papers by Jonathan Q. Purnell

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Jonathan Q. Purnell

This figure shows the co-authorship network connecting the top 25 collaborators of Jonathan Q. Purnell. A scholar is included among the top collaborators of Jonathan Q. Purnell 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 Q. Purnell. Jonathan Q. Purnell 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

Purnell, Jonathan Q. & Carel W. le Roux. (2024). Hypothalamic control of body fat mass by food intake: The key to understanding why obesity should be treated as a disease. Diabetes Obesity and Metabolism. 26(S2). 3–12. 12 indexed citations

Purnell, Jonathan Q.. (2023). What is Obesity?. Gastroenterology Clinics of North America. 52(2). 261–275. 15 indexed citations

Chen, Vicky, Michael Lane, Claire Adams, et al.. (2023). A low-fat diet improves fatigue in multiple sclerosis: Results from a randomized controlled trial. Multiple Sclerosis Journal. 29(13). 1659–1675. 2 indexed citations

McHill, Andrew W., Saurabh S. Thosar, Nicole Bowles, et al.. (2023). Obesity alters the circadian profiles of energy metabolism and glucose regulation in humans. Obesity. 32(2). 315–323. 5 indexed citations

Vesco, Kimberly K., Nicole Marshall, Michael C. Leo, et al.. (2022). Changes in Visceral and Ectopic Adipose Tissue Stores Across Pregnancy and Their Relationship to Gestational Weight Gain. Journal of Nutrition. 152(4). 1130–1137. 4 indexed citations

Friedman, Allon N., Philip R. Schauer, Srinivasan Beddhu, et al.. (2022). Obstacles and opportunities in managing coexisting obesity and CKD: Report of a scientific workshop cosponsored by the National Kidney Foundation and The Obesity Society. Obesity. 30(12). 2340–2350. 3 indexed citations

Boyer, Bert B., Scarlett E. Hopkins, Howard W. Wiener, et al.. (2021). Habitual Intake of Marine-Derived n-3 PUFAs is Inversely Associated with a Cardiometabolic Inflammatory Profile in Yup'ik Alaska Native People. Journal of Nutrition. 152(3). 844–855. 6 indexed citations

Vesco, Kimberly K., Jonathan Q. Purnell, Melanie Francisco, et al.. (2021). Pregnancy and weaning regulate human maternal liver size and function. Proceedings of the National Academy of Sciences. 118(48). 31 indexed citations

Denfeld, Quin E., Beth A. Habecker, S. Albert Camacho, et al.. (2021). Characterizing Sex Differences in Physical Frailty Phenotypes in Heart Failure. Circulation Heart Failure. 14(9). e008076–e008076. 39 indexed citations

10.

Gillingham, Melanie B., et al.. (2021). Maternal dietary fat intake during pregnancy and newborn body composition. Journal of Perinatology. 41(5). 1007–1013. 7 indexed citations

11.

Warden, Bruce A., Carlota Oleaga, Om P. Ganda, et al.. (2020). Unusual Responses to PCSK9 Inhibitors in a Real-world Clinical Cohort. SHILAP Revista de lepidopterología. 3. 100042–100042. 1 indexed citations

12.

Menke, Marie, Wendy C. King, Gretchen E. White, et al.. (2019). Conception rates and contraceptive use after bariatric surgery among women with infertility: Evidence from a prospective multicenter cohort study. Surgery for Obesity and Related Diseases. 15(5). 777–785. 12 indexed citations

13.

Purnell, Jonathan Q., Geoffrey Johnson, Abdus S. Wahed, et al.. (2018). Prospective evaluation of insulin and incretin dynamics in obese adults with and without diabetes for 2 years after Roux-en-Y gastric bypass. Diabetologia. 61(5). 1142–1154. 30 indexed citations

14.

Marshall, Nicole, et al.. (2018). Impact of maternal obesity and breastfeeding intention on lactation intensity and duration. Maternal and Child Nutrition. 15(2). e12732–e12732. 55 indexed citations

15.

Sureshchandra, Suhas, Randall M. Wilson, Maham Rais, et al.. (2017). Maternal Pregravid Obesity Remodels the DNA Methylation Landscape of Cord Blood Monocytes Disrupting Their Inflammatory Program. The Journal of Immunology. 199(8). 2729–2744. 52 indexed citations

16.

Menke, Marie, Wendy C. King, Gretchen E. White, et al.. (2017). Contraception and Conception After Bariatric Surgery. Obstetrics and Gynecology. 130(5). 979–987. 27 indexed citations

17.

Purnell, Jonathan Q., Bernard Zinman, & John D. Brunzell. (2012). The Effect of Excess Weight Gain With Intensive Diabetes Mellitus Treatment on Cardiovascular Disease Risk Factors and Atherosclerosis in Type 1 Diabetes Mellitus. Circulation. 127(2). 180–187. 192 indexed citations

18.

Purnell, Jonathan Q. & David R. Flum. (2009). Bariatric Surgery and Diabetes. JAMA. 301(15). 1593–1593. 16 indexed citations

19.

Melvin, Ann J., et al.. (2001). Metabolic Abnormalities in HIV Type 1-Infected Children Treated and Not Treated with Protease Inhibitors. AIDS Research and Human Retroviruses. 17(12). 1117–1123. 44 indexed citations

20.

Purnell, Jonathan Q. & John D. Brunzell. (1997). Effect of intensive diabetes therapy on diabetic dyslipidemia. 5(4). 434–444. 3 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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