Andrew Fagan

5.6k total citations · 1 hit paper
89 papers, 3.5k citations indexed

About

Andrew Fagan is a scholar working on Hepatology, Epidemiology and Molecular Biology. According to data from OpenAlex, Andrew Fagan has authored 89 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 73 papers in Hepatology, 62 papers in Epidemiology and 29 papers in Molecular Biology. Recurrent topics in Andrew Fagan's work include Liver Disease and Transplantation (73 papers), Liver Disease Diagnosis and Treatment (61 papers) and Gut microbiota and health (29 papers). Andrew Fagan is often cited by papers focused on Liver Disease and Transplantation (73 papers), Liver Disease Diagnosis and Treatment (61 papers) and Gut microbiota and health (29 papers). Andrew Fagan collaborates with scholars based in United States, Canada and Mexico. Andrew Fagan's co-authors include Jasmohan S. Bajaj, Masoumeh Sikaroodi, Patrick M. Gillevet, Edith Gavis, Michael Fuchs, Melanie B. White, Douglas M. Heuman, Phillip B. Hylemon, Leroy R. Thacker and Chathur Acharya and has published in prestigious journals such as Nature Communications, Gastroenterology and PLoS ONE.

In The Last Decade

Andrew Fagan

89 papers receiving 3.5k 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.

Fecal microbiota transplant from a rational stool donor improves hepatic encephalopathy: A randomized clinical trial

2017 439 citations Jasmohan S. Bajaj, Zain Kassam et al. Hepatology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Andrew Fagan United States	31	2.1k	1.7k	1.5k	816	646	89	3.5k
Nicole A. Noble United States	16	2.3k 1.1×	1.4k 0.8×	2.0k 1.3×	367 0.4×	921 1.4×	21	3.6k
Melanie B. White United States	33	3.5k 1.7×	2.4k 1.4×	2.9k 1.9×	643 0.8×	1.4k 2.1×	56	5.6k
Pamela Monteith United States	9	1.5k 0.7×	1.3k 0.8×	1.1k 0.7×	315 0.4×	521 0.8×	10	2.5k
Edith Gavis United States	24	1.3k 0.6×	805 0.5×	1.1k 0.7×	324 0.4×	465 0.7×	52	2.1k
Chathur Acharya United States	24	1.3k 0.6×	739 0.4×	836 0.5×	239 0.3×	823 1.3×	61	2.2k
Debbie L. Shawcross United Kingdom	40	3.3k 1.6×	746 0.4×	3.7k 2.4×	343 0.4×	1.7k 2.6×	129	5.4k
Marius Trøseid Norway	32	926 0.4×	1.9k 1.1×	263 0.2×	856 1.0×	470 0.7×	126	3.9k
Ariel Unser United States	15	1.5k 0.7×	768 0.5×	1.3k 0.8×	180 0.2×	585 0.9×	23	2.1k
Anca Trifan Romania	25	1.1k 0.5×	296 0.2×	660 0.4×	284 0.3×	792 1.2×	218	2.6k
Lucia Pacifico Italy	39	2.6k 1.2×	414 0.2×	405 0.3×	145 0.2×	680 1.1×	102	4.9k

Countries citing papers authored by Andrew Fagan

Since Specialization

Citations

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

Fields of papers citing papers by Andrew Fagan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Andrew Fagan. 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 Andrew Fagan. The network helps show where Andrew Fagan may publish in the future.

Co-authorship network of co-authors of Andrew Fagan

This figure shows the co-authorship network connecting the top 25 collaborators of Andrew Fagan. A scholar is included among the top collaborators of Andrew Fagan 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 Andrew Fagan. Andrew Fagan 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

Zhao, Derrick, Andrew Fagan, Michael Fuchs, et al.. (2025). Intestinal mucosal mitochondrial oxidative phosphorylation worsens with cirrhosis progression and is ameliorated with fecal microbiota transplantation. JCI Insight. 10(4). 1 indexed citations

Fagan, Andrew, Puneet Puri, Brian Davis, et al.. (2024). Substitution of One Meat-Based Meal With Vegetarian and Vegan Alternatives Generates Lower Ammonia and Alters Metabolites in Cirrhosis: A Randomized Clinical Trial. Clinical and Translational Gastroenterology. 15(6). e1–e1. 6 indexed citations

Bajaj, Jasmohan S., Andrew Fagan, Edith Gavis, et al.. (2024). The RIVET RCT: Rifamycin SV MMX improves muscle mass, physical function, and ammonia in cirrhosis and minimal encephalopathy. Hepatology Communications. 8(2). 7 indexed citations

Wolstenholme, Jennifer T., Justin M. Saunders, Maren L. Smith, et al.. (2022). Reduced alcohol preference and intake after fecal transplant in patients with alcohol use disorder is transmissible to germ-free mice. Nature Communications. 13(1). 6198–6198. 43 indexed citations

Fagan, Andrew, Edith Gavis, Brian Davis, et al.. (2022). A double-blind randomized placebo-controlled trial of albumin in outpatients with hepatic encephalopathy: HEAL study. Journal of Hepatology. 78(2). 312–321. 39 indexed citations

Shamsaddini, Amirhossein, Andrew Fagan, Edith Gavis, et al.. (2021). Stool microbiota are superior to saliva in distinguishing cirrhosis and hepatic encephalopathy using machine learning. Journal of Hepatology. 76(3). 600–607. 20 indexed citations

Bajaj, Jasmohan S., Guadalupe García‐Tsao, K. Rajender Reddy, et al.. (2021). Admission Urinary and Serum Metabolites Predict Renal Outcomes in Hospitalized Patients With Cirrhosis. Hepatology. 74(5). 2699–2713. 36 indexed citations

Acharya, Chathur, Tejasav S. Sehrawat, Deborah B. McGuire, et al.. (2021). Perspectives of Inpatients With Cirrhosis and Caregivers on Using Health Information Technology: Cross-sectional Multicenter Study. Journal of Medical Internet Research. 23(4). e24639–e24639. 8 indexed citations

Bajaj, Jasmohan S., Masoumeh Sikaroodi, Amirhossein Shamsaddini, et al.. (2020). Interaction of bacterial metagenome and virome in patients with cirrhosis and hepatic encephalopathy. Gut. 70(6). 1162–1173. 66 indexed citations

10.

Bajaj, Jasmohan S., K. Rajender Reddy, Jacqueline G. O’Leary, et al.. (2020). Serum Levels of Metabolites Produced by Intestinal Microbes and Lipid Moieties Independently Associated With Acute-on-Chronic Liver Failure and Death in Patients With Cirrhosis. Gastroenterology. 159(5). 1715–1730.e12. 81 indexed citations

11.

Shamsaddini, Amirhossein, Chang Hu, Andrew Fagan, et al.. (2020). Sex is associated with differences in gut microbial composition and function in hepatic encephalopathy. Journal of Hepatology. 74(1). 80–88. 18 indexed citations

12.

Bajaj, Jasmohan S., Andrés Duarte‐Rojo, Jesse J. Xie, et al.. (2020). Minimal Hepatic Encephalopathy and Mild Cognitive Impairment Worsen Quality of Life in Elderly Patients With Cirrhosis. Clinical Gastroenterology and Hepatology. 18(13). 3008–3016.e2. 52 indexed citations

13.

Bajaj, Jasmohan S., Guadalupe García–Tsao, Scott W. Biggins, et al.. (2020). Comparison of mortality risk in patients with cirrhosis and COVID-19 compared with patients with cirrhosis alone and COVID-19 alone: multicentre matched cohort. Gut. 70(3). 531–536. 150 indexed citations

14.

Bajaj, Jasmohan S., Edith Gavis, Andrew Fagan, et al.. (2020). A Randomized Clinical Trial of Fecal Microbiota Transplant for Alcohol Use Disorder. Hepatology. 73(5). 1688–1700. 187 indexed citations

15.

Bajaj, Jasmohan S., Nita H. Salzman, Chathur Acharya, et al.. (2019). Fecal Microbial Transplant Capsules Are Safe in Hepatic Encephalopathy: A Phase 1, Randomized, Placebo‐Controlled Trial. Hepatology. 70(5). 1690–1703. 226 indexed citations

16.

Bajaj, Jasmohan S., Andrew Fagan, Melanie B. White, et al.. (2019). Specific Gut and Salivary Microbiota Patterns Are Linked With Different Cognitive Testing Strategies in Minimal Hepatic Encephalopathy. The American Journal of Gastroenterology. 114(7). 1080–1090. 51 indexed citations

17.

Liu, Runping, Jason D. Kang, R. Balfour Sartor, et al.. (2019). Neuroinflammation in Murine Cirrhosis Is Dependent on the Gut Microbiome and Is Attenuated by Fecal Transplant. Hepatology. 71(2). 611–626. 82 indexed citations

18.

Bajaj, Jasmohan S., Andrew Fagan, Edith Gavis, et al.. (2019). Long-term Outcomes of Fecal Microbiota Transplantation in Patients With Cirrhosis. Gastroenterology. 156(6). 1921–1923.e3. 128 indexed citations

19.

Bajaj, Jasmohan S., Ramazan Idılman, Andrew Fagan, et al.. (2018). Diet affects gut microbiota and modulates hospitalization risk differentially in an international cirrhosis cohort. Hepatology. 68(1). 234–247. 90 indexed citations

20.

Liu, Runping, Vishwadeep Ahluwalia, Jason D. Kang, et al.. (2018). Effect of Increasing Age on Brain Dysfunction in Cirrhosis. Hepatology Communications. 3(1). 63–73. 8 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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