Stephen J. O’Keefe

23.1k total citations · 7 hit papers
348 papers, 14.8k citations indexed

About

Stephen J. O’Keefe is a scholar working on Surgery, Nutrition and Dietetics and Oncology. According to data from OpenAlex, Stephen J. O’Keefe has authored 348 papers receiving a total of 14.8k indexed citations (citations by other indexed papers that have themselves been cited), including 109 papers in Surgery, 92 papers in Nutrition and Dietetics and 83 papers in Oncology. Recurrent topics in Stephen J. O’Keefe's work include Clinical Nutrition and Gastroenterology (83 papers), Diet and metabolism studies (51 papers) and Pancreatitis Pathology and Treatment (38 papers). Stephen J. O’Keefe is often cited by papers focused on Clinical Nutrition and Gastroenterology (83 papers), Diet and metabolism studies (51 papers) and Pancreatitis Pathology and Treatment (38 papers). Stephen J. O’Keefe collaborates with scholars based in United States, South Africa and United Kingdom. Stephen J. O’Keefe's co-authors include Edward A. O’Neill, Palle Bekker Jeppesen, Randall L. Kincaid, Michael J. Tocci, Soeren Ocvirk, Jun‐ichi Tamura, Souheil G. Abou‐Assi, Kishore Vipperla, M. Pertkiewicz and Bernard Messing and has published in prestigious journals such as Nature, New England Journal of Medicine and Proceedings of the National Academy of Sciences.

In The Last Decade

Stephen J. O’Keefe

336 papers receiving 14.4k citations

Hit Papers

5 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.

First-line pembrolizumab in cisplatin-ineligible patients with locally advanced and unresectable or metastatic urothelial cancer (KEYNOTE-052): a multicentre, single-arm, phase 2 study

2017 939 citations Stephen J. O’Keefe et al. profile →
Diet, microorganisms and their metabolites, and colon cancer

2016 810 citations Stephen J. O’Keefe profile →
FK-506- and CsA-sensitive activation of the interleukin-2 promoter by calcineurin

1992 760 citations Stephen J. O’Keefe et al. profile →
Pembrolizumab for Persistent, Recurrent, or Metastatic Cervical Cancer

2021 581 citations Nicoletta Colombo, Coraline Dubot et al. profile →
Diet, microbiota, and microbial metabolites in colon cancer risk in rural Africans and African Americans

2013 462 citations H. Rex Gaskins, Stephen J. O’Keefe et al. profile →
Diet and the Human Gut Microbiome: An International Review

2020 236 citations Annette Wilson, Kathryn R. Koller et al. profile →
First-Line Pembrolizumab + Chemotherapy Versus Placebo + Chemotherapy for Persistent, Recurrent, or Metastatic Cervical Cancer: Final Overall Survival Results of KEYNOTE-826

2023 100 citations Bradley J. Monk, Nicoletta Colombo et al. Journal of Clinical Oncology profile →

Peers

Countries citing papers authored by Stephen J. O’Keefe

Since Specialization

Citations

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

Fields of papers citing papers by Stephen J. O’Keefe

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Stephen J. O’Keefe. 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 Stephen J. O’Keefe. The network helps show where Stephen J. O’Keefe may publish in the future.

Co-authorship network of co-authors of Stephen J. O’Keefe

This figure shows the co-authorship network connecting the top 25 collaborators of Stephen J. O’Keefe. A scholar is included among the top collaborators of Stephen J. O’Keefe 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 Stephen J. O’Keefe. Stephen J. O’Keefe 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

#	Work	Indexed citations
1	First-Line Pembrolizumab + Chemotherapy Versus Placebo + Chemotherapy for Persistent, Recurrent, or Metastatic Cervical Cancer: Final Overall Survival Results of KEYNOTE-826 breakdown → 2023 ·Journal of Clinical Oncology ·Bradley J. Monk, Nicoletta Colombo, Krishnansu S. Tewari, Coraline Dubot, (unknown), Kosei Hasegawa, Ronnie Shapira‐Frommer, Pamela Salman, (unknown), Mahmut Gümüş, Mivael Olivera, Vanessa Samouëlian, Vincent Castonguay, А. В. Архипов, Cumhur Tekin, Kan Li, Stephen J. O’Keefe, Domenica Lorusso, (unknown)	100
2	#1121 KEYNOTE-826: final overall survival results from a randomized, double-blind, phase 3 study of pembrolizumab + chemotherapy vs placebo + chemotherapy for first-line treatment of persistent, recurrent, or metastatic cervical cancer 2023 ·Bradley J. Monk, Nicoletta Colombo, Krishnansu S. Tewari, Coraline Dubot, M. Valeria Cáceres, Kosei Hasegawa, Ronnie Shapira‐Frommer, Pamela Salman, Eduardo Yáñez, Mahmut Gümüş, Mivael Olivera, Vanessa Samouëlian, Vincent Castonguay, А. В. Архипов, Cumhur Tekin, Kan Li, Stephen J. O’Keefe, Domenica Lorusso	2
3	Pembrolizumab for Persistent, Recurrent, or Metastatic Cervical Cancer 2022 ·Obstetrical & Gynecological Survey ·Nicoletta Colombo, Coraline Dubot, Domenica Lorusso, (unknown), Kosei Hasegawa, Ronnie Shapira‐Frommer, Krishnansu S. Tewari, Pamela Salman, (unknown), (unknown), Mahmut Gümüş, Mivael Olivera, Vanessa Samouëlian, Vincent Castonguay, Arkhipov Alexander, Sarper Toker, Kan Li, Stephen J. O’Keefe, Bradley J. Monk	10
4	Dietary fibre to reduce colon cancer risk in Alaska Native people: the Alaska FIRST randomised clinical trial protocol 2021 ·BMJ Open ·Kathryn R. Koller, Annette Wilson, Daniel P. Normolle, Jeremy K. Nicholson, Jia V. Li, James Kinross, (unknown), Christie A. Flanagan, (unknown), (unknown), (unknown), Timothy K. Thomas, Stephen J. O’Keefe	4
5	Pembrolizumab monotherapy in Japanese patients with advanced ovarian cancer: Subgroup analysis from the KEYNOTE‐100 2020 ·Cancer Science ·Shin Nishio, Koji Matsumoto, Kazuhiro Takehara, Naoki Kawamura, Kosei Hasegawa, Nobuhiro Takeshima, Daisuke Aoki, Shoji Kamiura, Atsushi Arakawa, Eiji Kondo, Tomoko Hirakawa, Keiko Yamamoto, Masayuki Aoki, Karen Stein, Stephen J. O’Keefe, Keiichi Fujiwara, Kimio Ushijima	31
6	International Cancer Microbiome Consortium consensus statement on the role of the human microbiome in carcinogenesis 2019 ·Gut ·Alasdair Scott, James L. Alexander, Claire A Merrifield, David Cunningham, Christian Jobin, Robert Brown, John C. Alverdy, Stephen J. O’Keefe, H. Rex Gaskins, Julian Teare, Jun Yu, David J. Hughes, Hans Verstraelen, Jeremy P. Burton, Paul W. O’Toole, Daniel W. Rosenberg, Julian R. Marchesi, James Kinross	195
7	Prospective Evaluation of Sunitinib-Induced Cardiotoxicity in Patients with Metastatic Renal Cell Carcinoma 2017 ·Clinical Cancer Research ·Vivek Narayan, Stephen J. O’Keefe, Naomi B. Haas, Le Wang, Igor Puzanov, Mary Putt, Annamaria Catino, James C. Fang, Neeraj Agarwal, David M. Hyman, Amanda M. Smith, Brian S. Finkelman, Hari K. Narayan, Steven M. Ewer, Chantal ElAmm, Daniel J. Lenihan, Bonnie Ky	58
8	Validation of a Coding Algorithm to Identify Bladder Cancer and Distinguish Stage in an Electronic Medical Records Database 2014 ·Cancer Epidemiology Biomarkers & Prevention ·Ronac Mamtani, Kevin Haynes, Ben Boursi, Frank I. Scott, David Goldberg, Stephen J. O’Keefe, David J. Vaughn, S. Bruce Malkowicz, James D. Lewis	15
9	American Society of Clinical Oncology Policy Statement Update: The Critical Role of Phase I Trials in Cancer Research and Treatment 2014 ·Journal of Clinical Oncology ·Jeffrey S. Weber, Laura A. Levit, Peter C. Adamson, Suanna S. Bruinooge, Howard A. Burris, Michael A. Carducci, Adam P. Dicker, Mithat Gönen, Stephen J. O’Keefe, Michael A. Postow, Michael A. Thompson, David Waterhouse, Susan Weiner, Lynn M. Schuchter	81
10	Teduglutide for the treatment of short bowel syndrome 2011 ·Expert Review of Gastroenterology & Hepatology ·Kishore Vipperla, Stephen J. O’Keefe	9
11	Nutrition and colonic health: the critical role of the microbiota 2008 ·Current Opinion in Gastroenterology ·Stephen J. O’Keefe	158
12	Physiological response of the human pancreas to enteral and parenteral feeding 2006 ·Current Opinion in Clinical Nutrition & Metabolic Care ·Stephen J. O’Keefe	25
13	Small bowel transplantation 2006 ·Current Gastroenterology Reports ·Stephen J. O’Keefe, Laura E. Matarese	10
14	Impaired Gastric Acid and Pancreatic Enzyme Secretion in Patients With Crohn’s Disease May be a Consequenece of a Poor Nutritional State 2004 ·Inflammatory Bowel Diseases ·Trevor A. Winter, Stephen J. O’Keefe, (unknown), (unknown)	20
15	Dietary factors associated with a low risk of colon cancer in coloured west coast fishermen. 1997 ·PubMed ·(unknown), Mark Kidd, (unknown), G. O. Young, Stephen J. O’Keefe	68
16	Duodenal juice total protein and pancreatic enzyme synthesis, turnover, and secretion in patients after acute pancreatitis. 1993 ·Gut ·(unknown), Stephen J. O’Keefe, J. A. Louw, (unknown), I. N. Marks	9
17	Assessment of adequacy of pancreatic enzyme replacement with the multiple-phase carbon-14-triolein test. 1984 ·PubMed ·Stephen J. O’Keefe, (unknown)	5
18	Nutritional support of malnourished lactose intolerant African patients. 1984 ·Gut ·Stephen J. O’Keefe, Jamila Khatoon Adam, (unknown), (unknown)	21
19	"Catabolic" loss of body protein after human liver transplantation. 1980 ·BMJ ·Stephen J. O’Keefe, Roger Williams, R Y Calne	14
20	Branched chain amino acid administration and metabolism during starvation, injury, and infection. 1979 ·Munich Personal RePEc Archive (Ludwig Maximilian University of Munich) ·Blackburn Gl, Lyle L. Moldawer, (unknown), Albert Bothe, Stephen J. O’Keefe, Bistrian Br	100

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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