Nicholas Penney

1.9k total citations · 2 hit papers
21 papers, 1.2k citations indexed

About

Nicholas Penney is a scholar working on Surgery, Physiology and Molecular Biology. According to data from OpenAlex, Nicholas Penney has authored 21 papers receiving a total of 1.2k indexed citations (citations by other indexed papers that have themselves been cited), including 12 papers in Surgery, 9 papers in Physiology and 7 papers in Molecular Biology. Recurrent topics in Nicholas Penney's work include Diet and metabolism studies (9 papers), Gut microbiota and health (7 papers) and Bariatric Surgery and Outcomes (6 papers). Nicholas Penney is often cited by papers focused on Diet and metabolism studies (9 papers), Gut microbiota and health (7 papers) and Bariatric Surgery and Outcomes (6 papers). Nicholas Penney collaborates with scholars based in United Kingdom, United States and Ireland. Nicholas Penney's co-authors include Ara Darzi, Elaine Holmes, Isabel García‐Pérez, Fergus Shanahan, Paul D. Cotter, Wiley Barton, Órla O’Sullivan, Michael G. Molloy, Owen Cronin and Kai Tai Derek Yeung and has published in prestigious journals such as SHILAP Revista de lepidopterología, Annals of Surgery and Gut.

In The Last Decade

Nicholas Penney

21 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 microbiome of professional athletes differs from that of more sedentary subjects in composition and particularly at the functional metabolic level

2017 462 citations Wiley Barton, Nicholas Penney et al. Gut profile →
Does Sleeve Gastrectomy Expose the Distal Esophagus to Severe Reflux?

2019 211 citations Kai Tai Derek Yeung, Nicholas Penney et al. Annals of Surgery profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Nicholas Penney United Kingdom	12	590	573	389	166	146	21	1.2k
Kim van Wijck Netherlands	12	513 0.9×	282 0.5×	293 0.8×	197 1.2×	383 2.6×	16	1.4k
G. Grimble United Kingdom	13	522 0.9×	260 0.5×	301 0.8×	158 1.0×	192 1.3×	51	1.3k
Cynthia Cheung Hong Kong	11	329 0.6×	399 0.7×	166 0.4×	165 1.0×	36 0.2×	29	857
Araceli Muñoz‐Garach Spain	18	472 0.8×	533 0.9×	234 0.6×	68 0.4×	36 0.2×	37	1.3k
Edyta Mądry Poland	15	476 0.8×	335 0.6×	113 0.3×	52 0.3×	48 0.3×	65	1.2k
Owen Cronin Ireland	15	725 1.2×	805 1.4×	53 0.1×	44 0.3×	203 1.4×	25	1.3k
David Houghton United Kingdom	20	421 0.7×	277 0.5×	119 0.3×	34 0.2×	66 0.5×	41	1.3k
Rachel Moore United States	9	410 0.7×	408 0.7×	138 0.4×	35 0.2×	59 0.4×	17	717
Adriana Coppola Italy	16	271 0.5×	459 0.8×	137 0.4×	40 0.2×	20 0.1×	40	1.4k
Elisa Morales United States	16	257 0.4×	184 0.3×	151 0.4×	67 0.4×	45 0.3×	53	622

Countries citing papers authored by Nicholas Penney

Since Specialization

Citations

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

Fields of papers citing papers by Nicholas Penney

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Nicholas Penney

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

Penney, Nicholas, Kai Tai Derek Yeung, Isabel García‐Pérez, et al.. (2022). Multi-omic phenotyping reveals host-microbe responses to bariatric surgery, glycaemic control and obesity. SHILAP Revista de lepidopterología. 2(1). 127–127. 8 indexed citations

Yeung, Kai Tai Derek, Nicholas Penney, Luke Whiley, et al.. (2022). The impact of bariatric surgery on serum tryptophan–kynurenine pathway metabolites. Scientific Reports. 12(1). 294–294. 8 indexed citations

Currie, Andrew, Nicholas Penney, Anna Kamocka, et al.. (2021). Systematic review on reporting of components and outcomes in randomized clinical trials of paraoesophageal hernia mesh repair. British journal of surgery. 108(3). 256–264. 6 indexed citations

Liu, Zhigang, Nicholas Penney, Julie A. K. McDonald, et al.. (2020). A Subset of Roux-en-Y Gastric Bypass Bacterial Consortium Colonizes the Gut of Nonsurgical Rats without Inducing Host-Microbe Metabolic Changes. mSystems. 5(6). 7 indexed citations

Penney, Nicholas, Wiley Barton, Joram M. Posma, et al.. (2020). Investigating the Role of Diet and Exercise in Gut Microbe-Host Cometabolism. mSystems. 5(6). 15 indexed citations

Yeung, Kai Tai Derek, et al.. (2019). Does Sleeve Gastrectomy Expose the Distal Esophagus to Severe Reflux?. Annals of Surgery. 271(2). 257–265. 211 indexed citations breakdown →

Penney, Nicholas, et al.. (2018). Taste Changes after Bariatric Surgery: a Systematic Review. Obesity Surgery. 28(10). 3321–3332. 56 indexed citations

Penney, Nicholas, et al.. (2018). Treatment of Obesity in Young People—a Systematic Review and Meta-analysis. Obesity Surgery. 28(8). 2537–2549. 11 indexed citations

Barton, Wiley, Nicholas Penney, Owen Cronin, et al.. (2017). The microbiome of professional athletes differs from that of more sedentary subjects in composition and particularly at the functional metabolic level. Gut. 67(4). 625–633. 462 indexed citations breakdown →

10.

Ashrafian, Hutan, Carel W. le Roux, Nicholas Penney, et al.. (2017). PTH-003 Endobarrier®: a safe and effective novel treatment for obesity and type 2 diabetes?. Endoscopy. A205.1–A205. 1 indexed citations

11.

Penney, Nicholas, et al.. (2015). The role of bile acids in reducing the metabolic complications of obesity after bariatric surgery: a systematic review. International Journal of Obesity. 39(11). 1565–1574. 105 indexed citations

12.

Loizides, Sofronis, et al.. (2015). Laparoscopic management of Bouveret syndrome. BMJ Case Reports. 2015. bcr2015209869–bcr2015209869. 12 indexed citations

13.

Newton, Richard C., et al.. (2014). Small bowel malignant melanoma presenting as a perforated jejunal diverticulum: a case report and literature review. Gastroenterology report. 4(1). gou058–gou058. 3 indexed citations

14.

Villaseñor, Alma, James Kinross, Jia V. Li, et al.. (2014). ¹H NMR Global Metabolic Phenotyping of Acute Pancreatitis in the Emergency Unit. Journal of Proteome Research. 13(12). 5362–5375. 27 indexed citations

15.

Penney, Nicholas, Andrew Davies, James Smellie, et al.. (2013). Comparison of weight loss achieved after laparoscopic adjustable gastric banding between Afro-Caribbean, Caucasian and South Asian adult female patients in a London bariatric centre. Annals of The Royal College of Surgeons of England. 95(5). 335–340. 5 indexed citations

16.

Kinross, James, Sheraz R. Markar, Alan Karthikesalingam, et al.. (2012). A Meta‐Analysis of Probiotic and Synbiotic Use in Elective Surgery. Journal of Parenteral and Enteral Nutrition. 37(2). 243–253. 47 indexed citations

17.

Penney, Nicholas, et al.. (2012). A rare combination of rare conditions: Salmonella septic sacroiliitis and hepatitis. BMJ Case Reports. 2012. bcr2012007409–bcr2012007409. 3 indexed citations

18.

Kinross, James, Nicholas Penney, Elaine Holmes, et al.. (2009). The Gut Microbiota as a Target for Improved Surgical Outcome and Improved Patient Care. Current Pharmaceutical Design. 15(13). 1537–1545. 25 indexed citations

19.

March, Lyn, Simon French, Trudy Rebbeck, et al.. (2004). Acute low back pain. Queensland's institutional digital repository (The University of Queensland). 19–29. 1 indexed citations

20.

Broda, D.M., et al.. (1996). Association of psychrotrophic Clostridium spp. with deep tissue spoilage of chilled vacuum-packed lamb. International Journal of Food Microbiology. 29(2-3). 371–378. 31 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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