Carra A. Simpson

1.7k total citations · 2 hit papers
12 papers, 1.2k citations indexed

About

Carra A. Simpson is a scholar working on Molecular Biology, Physiology and Gastroenterology. According to data from OpenAlex, Carra A. Simpson has authored 12 papers receiving a total of 1.2k indexed citations (citations by other indexed papers that have themselves been cited), including 7 papers in Molecular Biology, 5 papers in Physiology and 4 papers in Gastroenterology. Recurrent topics in Carra A. Simpson's work include Gut microbiota and health (7 papers), Gastrointestinal motility and disorders (4 papers) and Diet and metabolism studies (4 papers). Carra A. Simpson is often cited by papers focused on Gut microbiota and health (7 papers), Gastrointestinal motility and disorders (4 papers) and Diet and metabolism studies (4 papers). Carra A. Simpson collaborates with scholars based in Australia, United States and Ireland. Carra A. Simpson's co-authors include Julian G. Simmons, Orli Schwartz, Djamila Eliby, Caitlin S.M. Cowan, Nick Haslam, Andre Mu, Felice N. Jacka, Jessica Green, Wolfgang Marx and Glenn Guest and has published in prestigious journals such as Nature Communications, Clinical Psychology Review and The ISME Journal.

In The Last Decade

Carra A. Simpson

12 papers receiving 1.2k 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.

The gut microbiota in anxiety and depression – A systematic review

2020 610 citations Carra A. Simpson, Djamila Eliby et al. Clinical Psychology Review profile →
A systematic review of gut microbiota composition in observational studies of major depressive disorder, bipolar disorder and schizophrenia

2022 321 citations Amelia J. McGuinness, Jessica A. Davis et al. Molecular Psychiatry profile →

Peers

Carra A. Simpson

MB

BP

PHYSI

GASTR

BN

Kiran V. Sandhu Ireland

Feng Jin China

Junxi Pan China

Sofia Cussotto Ireland

Marcus Boehme Ireland

Shan Liang China

Joshua M. Lyte United States

Matthieu Pichelin France

Esther E. Fröhlich Austria

Kiran V. Sandhu Ireland

Carra A. Simpson

820 ×1.0

MB

395 ×0.7

BP

430 ×1.0

PHYSI

148 ×0.9

GASTR

95 ×0.7

BN

Citations per year, relative to Carra A. Simpson Carra A. Simpson (= 1×) peers Kiran V. Sandhu

Countries citing papers authored by Carra A. Simpson

Since Specialization

Citations

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

Fields of papers citing papers by Carra A. Simpson

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Carra A. Simpson

This figure shows the co-authorship network connecting the top 25 collaborators of Carra A. Simpson. A scholar is included among the top collaborators of Carra A. Simpson 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 Carra A. Simpson. Carra A. Simpson 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:

12 of 12 papers shown

1.

Simpson, Carra A., Meera Srivastava, Alakesh Bera, et al.. (2025). Biodiversity of the Bacterial and Fungal Microbiome and Associated Inflammatory Cytokine Profile in Chronic Rhinosinusitis. International Forum of Allergy & Rhinology. 15(5). 502–512. 1 indexed citations

2.

Lagishetty, Venu, William Katzka, Tien S. Dong, et al.. (2024). Biogeographical distribution of gut microbiome composition and function is partially recapitulated by fecal transplantation into germ-free mice. The ISME Journal. 19(1). 3 indexed citations

3.

Wang, Fang, Carra A. Simpson, Cali E. Willet, et al.. (2023). Development of the oral resistome during the first decade of life. Nature Communications. 14(1). 1291–1291. 19 indexed citations

4.

Lee, Jivianne T., Carra A. Simpson, Jeffrey D. Suh, et al.. (2023). Fungal and Bacterial Microbiome in Sinus Mucosa of Patients with and without Chronic Rhinosinusitis. The Laryngoscope. 134(3). 1054–1062. 8 indexed citations

5.

Eliby, Djamila, et al.. (2023). Associations between diet quality and anxiety and depressive disorders: A systematic review. Journal of Affective Disorders Reports. 14. 100629–100629. 12 indexed citations

6.

Medel‐Matus, Jesús‐Servando, Carra A. Simpson, Don Shin, et al.. (2022). Modification of post-traumatic epilepsy by fecal microbiota transfer. Epilepsy & Behavior. 134. 108860–108860. 14 indexed citations

7.

McGuinness, Amelia J., Jessica A. Davis, Samantha L. Dawson, et al.. (2022). A systematic review of gut microbiota composition in observational studies of major depressive disorder, bipolar disorder and schizophrenia. Molecular Psychiatry. 27(4). 1920–1935. 321 indexed citations breakdown →

8.

Simpson, Carra A., Orli Schwartz, Djamila Eliby, et al.. (2021). Bugs and Brains, the Gut and Mental Health Study: a mixed-methods study investigating microbiota composition and function in anxiety, depression and irritable bowel syndrome. BMJ Open. 11(3). e043221–e043221. 8 indexed citations

9.

Simpson, Carra A., Christina Adler, Stuart G. Dashper, et al.. (2020). Oral microbiome composition, but not diversity, is associated with adolescent anxiety and depression symptoms. Physiology & Behavior. 226. 113126–113126. 83 indexed citations

10.

Simpson, Carra A., Andre Mu, Nick Haslam, Orli Schwartz, & Julian G. Simmons. (2020). Feeling down? A systematic review of the gut microbiota in anxiety/depression and irritable bowel syndrome. Journal of Affective Disorders. 266. 429–446. 113 indexed citations

11.

Simpson, Carra A., et al.. (2020). The gut microbiota in anxiety and depression – A systematic review. Clinical Psychology Review. 83. 101943–101943. 610 indexed citations breakdown →

12.

Simpson, Carra A., et al.. (2013). Bioavailability of twoL‐thyroxine formulations after oral administration to healthy dogs. Australian Veterinary Journal. 91(3). 83–88. 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.

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