James L. Alexander

3.9k total citations · 1 hit paper
85 papers, 2.2k citations indexed

About

James L. Alexander is a scholar working on Molecular Biology, Oncology and Infectious Diseases. According to data from OpenAlex, James L. Alexander has authored 85 papers receiving a total of 2.2k indexed citations (citations by other indexed papers that have themselves been cited), including 27 papers in Molecular Biology, 18 papers in Oncology and 12 papers in Infectious Diseases. Recurrent topics in James L. Alexander's work include Gut microbiota and health (18 papers), Colorectal Cancer Screening and Detection (11 papers) and Metabolomics and Mass Spectrometry Studies (10 papers). James L. Alexander is often cited by papers focused on Gut microbiota and health (18 papers), Colorectal Cancer Screening and Detection (11 papers) and Metabolomics and Mass Spectrometry Studies (10 papers). James L. Alexander collaborates with scholars based in United Kingdom, United States and Australia. James L. Alexander's co-authors include Julian R. Marchesi, James Kinross, Julian Teare, Jeremy K. Nicholson, Ian D. Wilson, Alasdair Scott, Benjamin H. Mullish, Anna Louise Pouncey, Zoltán Takáts and Júlia Balog and has published in prestigious journals such as Nature, Angewandte Chemie International Edition and Nature Communications.

In The Last Decade

James L. Alexander

75 papers receiving 2.1k 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.

Gut microbiota modulation of chemotherapy efficacy and toxicity

2017 691 citations James L. Alexander, Ian D. Wilson et al. Nature Reviews Gastroenterology & Hepatology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
James L. Alexander United Kingdom	23	1.0k	507	303	267	239	85	2.2k
Craig Lewis Australia	28	402 0.4×	801 1.6×	128 0.4×	278 1.0×	347 1.5×	117	2.5k
Jorge A. Tavel United States	21	632 0.6×	179 0.4×	440 1.5×	126 0.5×	136 0.6×	43	2.5k
Chris P. Verschoor Canada	31	979 0.9×	467 0.9×	348 1.1×	236 0.9×	291 1.2×	111	3.3k
Andreas Rembert Koczulla Germany	30	880 0.9×	302 0.6×	150 0.5×	134 0.5×	960 4.0×	161	3.6k
Chana Palmer United States	9	2.2k 2.1×	319 0.6×	510 1.7×	264 1.0×	191 0.8×	11	3.5k
Paul Smith United States	31	1.6k 1.5×	580 1.1×	266 0.9×	683 2.6×	279 1.2×	122	3.7k
John G. Raynes United Kingdom	32	1.2k 1.1×	268 0.5×	286 0.9×	476 1.8×	171 0.7×	93	3.1k
Heidi Spratt United States	29	846 0.8×	136 0.3×	327 1.1×	207 0.8×	330 1.4×	89	2.6k
Chris Probert United Kingdom	28	1.3k 1.2×	171 0.3×	187 0.6×	325 1.2×	203 0.8×	101	3.1k
Donald E. Macfarlane United States	30	819 0.8×	140 0.3×	140 0.5×	285 1.1×	210 0.9×	96	3.0k

Countries citing papers authored by James L. Alexander

Since Specialization

Citations

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

Fields of papers citing papers by James L. Alexander

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by James L. Alexander. 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 James L. Alexander. The network helps show where James L. Alexander may publish in the future.

Co-authorship network of co-authors of James L. Alexander

This figure shows the co-authorship network connecting the top 25 collaborators of James L. Alexander. A scholar is included among the top collaborators of James L. Alexander 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 James L. Alexander. James L. Alexander 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

Perry, Robert, David Y. Zhang, M. Kumaran, et al.. (2025). Evaluating the role of faecal calprotectin in older adults: a retrospective observational study. British Journal of General Practice. 76(763). e100–e107.

Mullish, Benjamin H., Márton Ölbei, Nathan Danckert, et al.. (2025). Deciphering the microbiome–metabolome landscape of an inflammatory bowel disease inception cohort. Gut Microbes. 17(1). 2527863–2527863. 2 indexed citations

Qureshi, Kristine, L. Roberts, Nick Powell, et al.. (2025). The emerging role of the gut microbiota in vaccination responses. Gut Microbes. 17(1). 2549585–2549585.

Balarajah, Sharmili, Laura Martínez-Gili, James L. Alexander, et al.. (2024). Diverse Phenotypes, Consistent Treatment: A Study of 30 997 South Asian and White Inflammatory Bowel Disease Patients Using the UK Inflammatory Bowel Disease BioResource. Journal of Crohn s and Colitis. 19(1). 2 indexed citations

Balarajah, Sharmili, Laura Martínez-Gili, James L. Alexander, et al.. (2024). OP07 Consistent IBD treatment approaches across South Asian and White ethnicities despite phenotypic variations: a study of 33,157 patients using the IBD BioResource. Journal of Crohn s and Colitis. 18(Supplement_1). i13–i13. 1 indexed citations

Perry, Robert, Benjamin H. Mullish, James L. Alexander, et al.. (2024). 3D printed rectal swabs for assessing the gut microbiome, metabolome and inflammation. Scientific Reports. 14(1). 16613–16613. 1 indexed citations

Perry, Robert, et al.. (2024). Faecal calprotectin in primary care: is its current use supported by the evidence?. British Journal of General Practice. 74(740). 134–136. 1 indexed citations

Alexander, James L., et al.. (2023). Abstract 5898: Gut microbiota-derived metabolism of 5-fluorouracil affects drug efficacy. Cancer Research. 83(7_Supplement). 5898–5898.

Lo, Jonathan W., Domenico Cozzetto, James L. Alexander, et al.. (2023). Immune checkpoint inhibitor-induced colitis is mediated by polyfunctional lymphocytes and is dependent on an IL23/IFNγ axis. Nature Communications. 14(1). 6719–6719. 15 indexed citations

10.

Alexander, James L., et al.. (2023). The Diagnostic Yield of Genetic Testing in Patients With Multiple Colorectal Adenomas: A Specialist Center Cohort Study. Clinical and Translational Gastroenterology. 15(1). e00645–e00645. 4 indexed citations

11.

Alexander, James L., Zhigang Liu, Hajir Ibraheim, et al.. (2023). P75 Vaccine-induced antibody responses against influenza are diminished in infliximab and tofacitinib-treated IBD patients and correlate with responses to COVID-19 vaccination. Poster presentations. A88.1–A88. 1 indexed citations

12.

Pavlidis, Polychronis, Deepak Joshi, Ben Warner, et al.. (2022). Faecal calprotectin is a surrogate marker of biliary inflammation in primary sclerosing cholangitis associated inflammatory bowel disease. Frontline Gastroenterology. 13(6). 497–502. 1 indexed citations

13.

Alexander, James L., Hajir Ibraheim, Benjamin Shum, et al.. (2022). Oral beclomethasone dipropionate is an effective treatment for immune checkpoint inhibitor induced colitis. Journal for ImmunoTherapy of Cancer. 10(9). e005490–e005490. 6 indexed citations

14.

Mullish, Benjamin H., James L. Alexander, & John A. Segal. (2021). Microbiota and faecal microbiota transplant. SHILAP Revista de lepidopterología. 1 indexed citations

15.

Alexander, James L., Benjamin H. Mullish, Kate Gallagher, et al.. (2021). Systematic review: the association between the gut microbiota and medical therapies in inflammatory bowel disease. Alimentary Pharmacology & Therapeutics. 55(1). 26–48. 33 indexed citations

16.

Qiu, Shengyang, Stella Nikolaou, Jie Zhu, et al.. (2020). Characterisation of the Expression of Neurotensin and Its Receptors in Human Colorectal Cancer and Its Clinical Implications. Biomolecules. 10(8). 1145–1145. 8 indexed citations

17.

Scott, Alasdair, James L. Alexander, Claire A Merrifield, et al.. (2019). International Cancer Microbiome Consortium consensus statement on the role of the human microbiome in carcinogenesis. Gut. 68(9). 1624–1632. 195 indexed citations

18.

Alexander, James L., B J Johnston, Thomas J. Smith, et al.. (2019). OWE-25 Patients with multiple adenomas in bowel cancer screening program are not referred for genetic testing. A188.1–A188. 2 indexed citations

19.

Alexander, James L., Ian D. Wilson, Julian Teare, et al.. (2017). Gut microbiota modulation of chemotherapy efficacy and toxicity. Nature Reviews Gastroenterology & Hepatology. 14(6). 356–365. 691 indexed citations breakdown →

20.

Alexander, James L., et al.. (2009). Hantavirus Pulmonary Syndrome in Texas: 1993–2006. Southern Medical Journal. 102(1). 36–41. 15 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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