Karen K. Ryan

3.9k total citations · 1 hit paper
43 papers, 3.0k citations indexed

About

Karen K. Ryan is a scholar working on Molecular Biology, Physiology and Endocrine and Autonomic Systems. According to data from OpenAlex, Karen K. Ryan has authored 43 papers receiving a total of 3.0k indexed citations (citations by other indexed papers that have themselves been cited), including 18 papers in Molecular Biology, 17 papers in Physiology and 11 papers in Endocrine and Autonomic Systems. Recurrent topics in Karen K. Ryan's work include Fibroblast Growth Factor Research (12 papers), Regulation of Appetite and Obesity (11 papers) and Epigenetics and DNA Methylation (10 papers). Karen K. Ryan is often cited by papers focused on Fibroblast Growth Factor Research (12 papers), Regulation of Appetite and Obesity (11 papers) and Epigenetics and DNA Methylation (10 papers). Karen K. Ryan collaborates with scholars based in United States, Denmark and Australia. Karen K. Ryan's co-authors include Randy J. Seeley, Stephen C. Woods, Darleen A. Sandoval, Hilary Wilson, Rohit Kohli, Andriy Myronovych, Christoffer Clemmensen, Yvonne M. Ulrich‐Lai, Fredrik Bäckhed and Rebekah Karns and has published in prestigious journals such as Nature, Science and Nature Medicine.

In The Last Decade

Karen K. Ryan

43 papers receiving 2.9k 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.

FXR is a molecular target for the effects of vertical sleeve gastrectomy

2014 735 citations Karen K. Ryan, Valentina Tremaroli et al. Nature profile →

Peers

Karen K. Ryan

PHYSI

SURGE

MB

EDM

EAS

Julio E. Ayala United States

Mariana P. Monteiro Portugal

Patrick T. Fueger United States

Jonathan E. Campbell Canada

Michael K. Badman United States

Koshi Hashimoto Japan

Gabriel Forato Anhê Brazil

James L. Graham United States

Rémy Burcelin France

Phillip E. Williams United States

Julio E. Ayala United States

Karen K. Ryan

1.6k ×1.2

PHYSI

972 ×0.8

SURGE

1.6k ×1.7

MB

894 ×1.5

EDM

481 ×0.9

EAS

Citations per year, relative to Karen K. Ryan Karen K. Ryan (= 1×) peers Julio E. Ayala

Countries citing papers authored by Karen K. Ryan

Since Specialization

Citations

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

Fields of papers citing papers by Karen K. Ryan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Karen K. Ryan. 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 Karen K. Ryan. The network helps show where Karen K. Ryan may publish in the future.

Co-authorship network of co-authors of Karen K. Ryan

This figure shows the co-authorship network connecting the top 25 collaborators of Karen K. Ryan. A scholar is included among the top collaborators of Karen K. Ryan 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 Karen K. Ryan. Karen K. Ryan 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

1.

Tian, Lin, et al.. (2024). Dietary protein restriction diminishes sucrose reward and reduces sucrose-evoked mesolimbic dopamine signaling in mice. Appetite. 203. 107673–107673. 4 indexed citations

2.

Ryan, Karen K., et al.. (2024). Context matters for addressing controversies in FGF21 biology. Trends in Endocrinology and Metabolism. 35(4). 280–281. 4 indexed citations

3.

Goodson, Michael L., et al.. (2024). FGF21 Induces Skeletal Muscle Atrophy and Increases Amino Acids in Female Mice: A Potential Role for Glucocorticoids. Endocrinology. 165(3). 12 indexed citations

4.

Ryan, Karen K., et al.. (2023). Dietary protein restriction modulates ‘dessert’ intake after a meal, via fibroblast growth factor 21 (FGF21). Physiology & Behavior. 272. 114368–114368. 4 indexed citations

5.

Huang, Kuei-Pin, et al.. (2022). FGF21 controls hepatic lipid metabolism via sex-dependent interorgan crosstalk. JCI Insight. 7(19). 17 indexed citations

6.

Goodson, Michael L., et al.. (2022). Fibroblast growth factor 21 and dietary macronutrient intake in female mice. Physiology & Behavior. 257. 113995–113995. 9 indexed citations

7.

Goodson, Michael L., et al.. (2017). Sex Differences in the Hormonal and Metabolic Response to Dietary Protein Dilution. Endocrinology. 158(10). 3477–3487. 46 indexed citations

8.

Goodson, Michael L., Amy E.B. Packard, Miriam Maney, et al.. (2016). Chronic stress and Rosiglitazone increase indices of vascular stiffness in male rats. Physiology & Behavior. 172. 16–23. 15 indexed citations

9.

Kohli, Rohit, Andriy Myronovych, Brandon K. Tan, et al.. (2015). Bile Acid Signaling: Mechanism for Bariatric Surgery, Cure for NASH?. Digestive Diseases. 33(3). 440–446. 26 indexed citations

10.

Packard, Amy E.B., et al.. (2015). Metabolic consequences of chronic intermittent mild stress exposure. Physiology & Behavior. 150. 24–30. 25 indexed citations

11.

Ryan, Karen K., Valentina Tremaroli, Christoffer Clemmensen, et al.. (2014). FXR is a molecular target for the effects of vertical sleeve gastrectomy. Nature. 509(7499). 183–188. 735 indexed citations breakdown →

12.

Ulrich‐Lai, Yvonne M. & Karen K. Ryan. (2014). Neuroendocrine Circuits Governing Energy Balance and Stress Regulation: Functional Overlap and Therapeutic Implications. Cell Metabolism. 19(6). 910–925. 80 indexed citations

13.

Ryan, Karen K., Joram D. Mul, Christoffer Clemmensen, et al.. (2014). Loss of melanocortin-4 receptor function attenuates HPA responses to psychological stress. Psychoneuroendocrinology. 42. 98–105. 30 indexed citations

14.

Myronovych, Andriy, Karen K. Ryan, Lili Miles, et al.. (2014). The role of small heterodimer partner in nonalcoholic fatty liver disease improvement after sleeve gastrectomy in mice. Obesity. 22(11). 2301–2311. 45 indexed citations

15.

Ryan, Karen K., Rohit Kohli, Ruth Gutiérrez‐Aguilar, et al.. (2012). Fibroblast Growth Factor-19 Action in the Brain Reduces Food Intake and Body Weight and Improves Glucose Tolerance in Male Rats. Endocrinology. 154(1). 9–15. 139 indexed citations

16.

Ryan, Karen K., Stephen C. Woods, & Randy J. Seeley. (2012). Central Nervous System Mechanisms Linking the Consumption of Palatable High-Fat Diets to the Defense of Greater Adiposity. Cell Metabolism. 15(2). 137–149. 89 indexed citations

17.

Ryan, Karen K., Bailing Li, Bernadette E. Grayson, et al.. (2011). A role for central nervous system PPAR-γ in the regulation of energy balance. Nature Medicine. 17(5). 623–626. 172 indexed citations

18.

Chambers, Adam P., Margaret A. Stefater, Hilary Wilson, et al.. (2011). Similar effects of roux-en-Y gastric bypass and vertical sleeve gastrectomy on glucose regulation in rats. Physiology & Behavior. 105(1). 120–123. 59 indexed citations

19.

Chambers, Adam P., Lene Jessen, Karen K. Ryan, et al.. (2011). Weight-Independent Changes in Blood Glucose Homeostasis After Gastric Bypass or Vertical Sleeve Gastrectomy in Rats. Gastroenterology. 141(3). 950–958. 242 indexed citations

20.

Ryan, Karen K., April Haller, Joyce Sorrell, et al.. (2010). Perinatal Exposure to Bisphenol-A and the Development of Metabolic Syndrome in CD-1 Mice. Endocrinology. 151(6). 2603–2612. 119 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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