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Stephen J. O’Keefe

Active 1974–2024

91
Papers
18,328
Citations
75
h-index
90
i10-index

Citations

Citations per year for Stephen J. O’Keefe1976: 6 citations1977: 4 citations1978: 2 citations1979: 1 citations1980: 5 citations1981: 8 citations1982: 2 citations1983: 2 citations1984: 5 citations1985: 9 citations1986: 5 citations1987: 5 citations1988: 4 citations1989: 11 citations1990: 11 citations1991: 6 citations1992: 16 citations1993: 50 citations1994: 62 citations1995: 63 citations1996: 46 citations1997: 46 citations1998: 57 citations1999: 58 citations2000: 66 citations2001: 70 citations2002: 48 citations2003: 79 citations2004: 61 citations2005: 68 citations2006: 57 citations2007: 64 citations2008: 44 citations2009: 78 citations2010: 48 citations2011: 66 citations2012: 82 citations2013: 90 citations2014: 116 citations2015: 91 citations2016: 157 citations2017: 161 citations2018: 183 citations2019: 487 citations2020: 664 citations2021: 712 citations2022: 682 citations2023: 540 citations2024: 830 citations2025: 521 citations2026: 10 citations

Citation sources

Countries

World map of the countries and regions citing this authorUnited States: 2,293 citing papers, 24.4% of this breakdownChina: 1,094 citing papers, 11.6% of this breakdownUnited Kingdom: 562 citing papers, 6% of this breakdownItaly: 491 citing papers, 5.2% of this breakdownGermany: 402 citing papers, 4.3% of this breakdownFrance: 361 citing papers, 3.8% of this breakdownCanada: 325 citing papers, 3.5% of this breakdownSpain: 316 citing papers, 3.4% of this breakdownJapan: 275 citing papers, 2.9% of this breakdownNetherlands: 236 citing papers, 2.5% of this breakdownAustralia: 221 citing papers, 2.3% of this breakdownIndia: 169 citing papers, 1.8% of this breakdown
0%24.4%Other 28.3%

Institutions

Fields

  • Medicine46.1%
  • Biochemistry, Genetics and Molecular Biology38%
  • Nursing6.2%
  • Immunology and Microbiology3.6%
  • Agricultural and Biological Sciences1.2%
  • Computer Science1%
  • Other3.9%

Topics

  • Gut microbiota and health9.1%
  • Cancer Immunotherapy and Biomarkers5.5%
  • Diet and metabolism studies3.5%
  • Bladder and Urothelial Cancer Treatments2.1%
  • Clinical Nutrition and Gastroenterology2%
  • Signaling Pathways in Disease1.8%
  • Other76%

Coauthors

All papers

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  1. Pembrolizumab for Persistent, Recurrent, or Metastatic Cervical Cancer

    Authors: Nicoletta Colombo, Coraline Dubot, Domenica Lorusso, M. Valeria Cáceres, Kosei Hasegawa, Ronnie Shapira‐Frommer, Krishnansu S. Tewari, Pamela Salman, Edwin Hoyos Usta, Eduardo Yañez, Mahmut Gümüş, Mivael Olivera Hurtado de Mendoza, Vanessa Samouëlian, Vincent Castonguay, Arkhipov Alexander, Sarper Toker, Kan Li, Stephen J. O’Keefe, Bradley J. Monk - New England Journal of Medicine 2021 cited by 992

  2. Antitumor activity and safety of pembrolizumab in patients with advanced recurrent ovarian cancer: results from the phase II KEYNOTE-100 study

    Authors: Ursula A. Matulonis, Ronnie Shapira‐Frommer, Alessandro D. Santin, Alla Lisyanskaya, Sandro Pignata, Ignace Vergote, Francesco Raspagliesi, Gabe S. Sonke, Michael J. Birrer, Diane Provencher, Jalid Sehouli, Nicoletta Colombo, Antonio González-Martı́n, Ana Oaknin, Petronella B. Ottevanger, Vilius Rudaitis, Kianoosh Katchar, Huita Wu, Stephen J. O’Keefe, Jane Ruman, Jonathan A. Ledermann - Annals of Oncology 2019 cited by 840

  3. Diet, microorganisms and their metabolites, and colon cancer

    Authors: Stephen J. O’Keefe - Nature Reviews Gastroenterology & Hepatology 2016 cited by 1,088

  4. 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

    Authors: Arjun Vasant Balar, Daniel Castellano, Peter H. O’Donnell, Petros Grivas, Jacqueline Vuky, Thomas Powles, Elizabeth R. Plimack, Noah M. Hahn, Ronald de Wit, Lei Pang, Mary J. Savage, Rodolfo F. Perini, Stephen J. O’Keefe, Dean F. Bajorin, Joaquim Bellmunt - The Lancet Oncology 2017 cited by 1,342

  5. Fat, fibre and cancer risk in African Americans and rural Africans

    Authors: Stephen J. O’Keefe, Jia V. Li, Leo Lahti, Junhai Ou, Franck Carbonero, Khaled Mohammed, Joram M. Posma, James Kinross, Elaine Wahl, Elizabeth H. Ruder, Kishore Vipperla, Vasudevan G. Naidoo, Lungile Mtshali, Sebastian Tims, Philippe G. Puylaert, James P. DeLany, Alyssa M. Krasinskas, Ann C. Benefiel, Hatem Kaseb, Keith Newton, Jeremy K. Nicholson, Willem M. de Vos, H. Rex Gaskins, Erwin G. Zoetendal - Nature Communications 2015 cited by 968

  6. Pembrolizumab or placebo with chemoradiotherapy followed by pembrolizumab or placebo for newly diagnosed, high-risk, locally advanced cervical cancer (ENGOT-cx11/GOG-3047/KEYNOTE-A18): a randomised, double-blind, phase 3 clinical trial

    Authors: Domenica Lorusso, Yang Xiang, Kosei Hasegawa, Giovanni Scambia, Manuel Leiva, Pier Ramos-Elías, Alejandro Acevedo, Vladyslav Sukhin, Noelle Cloven, Andrea Juliana Gomes, Fernando Contreras Mejía, Ari Reiss, Ali̇ Ayhan, Jung‐Yun Lee, Valeriya Saevets, Flora Zagouri, Lucy Gilbert, Jalid Sehouli, Ekkasit Tharavichitkul, Kristina Lindemann, Roberta Lazzari, Chih‐Long Chang, Rudolf Lampé, Hong Zhu, Ana Oaknin, Melissa Christiaens, Stephan Polterauer, Tomoka Usami, Kan Li, Karin Yamada, Sarper Toker, Stephen J. O’Keefe, Sandro Pignata, Linda Duska - The Lancet 2024 cited by 349

  7. First-Line Pembrolizumab + Chemotherapy Versus Placebo + Chemotherapy for Persistent, Recurrent, or Metastatic Cervical Cancer: Final Overall Survival Results of KEYNOTE-826

    Authors: Bradley J. Monk, Nicoletta Colombo, Krishnansu S. Tewari, Coraline Dubot, M. Valeria Cáceres, Kosei Hasegawa, Ronnie Shapira‐Frommer, Pamela Salman, Eduardo Yañez, Mahmut Gümüş, Mivael Olivera, Vanessa Samouëlian, Vincent Castonguay, А. В. Архипов, Cumhur Tekin, Kan Li, Stephen J. O’Keefe, Domenica Lorusso, on behalf of the KEYNOTE-826 Investigators - Journal of Clinical Oncology 2023 cited by 236

  8. Dietary fat, bile acid metabolism and colorectal cancer

    Authors: Soeren Ocvirk, Stephen J. O’Keefe - Seminars in Cancer Biology 2020 cited by 251

  9. Gut microbiota and fecal short chain fatty acids differ with adiposity and country of origin: the METS-microbiome study

    Authors: Gertrude Ecklu-Mensah, Candice Choo-Kang, Maria Gjerstad Maseng, Sonya Donato, Pascal Bovet, Bharathi Viswanathan, Kweku Bedu-Addo, Jacob Plange‐Rhule, Prince Oti Boateng, Terrence Forrester, Marie Williams, Estelle V. Lambert, Dale E. Rae, Nandipha Sinyanya, Amy Luke, Brian T. Layden, Stephen J. O’Keefe, Jack A. Gilbert, Lara R. Dugas - Nature Communications 2023 cited by 114

  10. Diet and the Human Gut Microbiome: An International Review

    Authors: Annette Wilson, Kathryn R. Koller, Matsepo C. Ramaboli, Lucky T. Nesengani, Soeren Ocvirk, Caixia Chen, Christie A. Flanagan, Flora Sapp, Zoe T Merritt, Faheem Bhatti, Timothy K. Thomas, Stephen J. O’Keefe - Digestive Diseases and Sciences 2020 cited by 375

  11. Diet, microbiota, and microbial metabolites in colon cancer risk in rural Africans and African Americans

    Authors: Junhai Ou, Franck Carbonero, Erwin G. Zoetendal, James P. DeLany, Mei Wang, Keith Newton, H. Rex Gaskins, Stephen J. O’Keefe - American Journal of Clinical Nutrition 2013 cited by 645

  12. International Cancer Microbiome Consortium consensus statement on the role of the human microbiome in carcinogenesis

    Authors: 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 M Kinross - Gut 2019 cited by 275

  13. Pembrolizumab for advanced prostate adenocarcinoma: findings of the KEYNOTE-028 study

    Authors: Aaron R. Hansen, Christophe Massard, Patrick A. Ott, Naomi B. Haas, Juanita Lopez, Samuel Ejadi, John M. Wallmark, Bhumsuk Keam, Jean‐Pierre Delord, Rahul Aggarwal, M. Gould, Peng Yang, Stephen J. O’Keefe, Sarina A. Piha‐Paul - Annals of Oncology 2018 cited by 367

  14. Teduglutide Reduces Need for Parenteral Support Among Patients With Short Bowel Syndrome With Intestinal Failure

    Authors: Palle Bekker Jeppesen, M. Pertkiewicz, Bernard Messing, Kishore Iyer, Douglas L. Seidner, Stephen J. O’Keefe, Alastair Forbes, Hartmut Heinze, B. Joelsson - Gastroenterology 2012 cited by 491

  15. Pembrolizumab or placebo with chemoradiotherapy followed by pembrolizumab or placebo for newly diagnosed, high-risk, locally advanced cervical cancer (ENGOT-cx11/GOG-3047/KEYNOTE-A18): overall survival results from a randomised, double-blind, placebo-controlled, phase 3 trial

    Authors: Domenica Lorusso, Yang Xiang, Kosei Hasegawa, Giovanni Scambia, Manuel Leiva, Pier Ramos-Elías, Alejandro Acevedo, Jakub Cvek, Leslie M. Randall, Andrea Juliana Gomes, Fernando Contreras Mejía, Limor Helpman, Hüseyin Akıllı, Jung‐Yun Lee, Valeriya Saevets, Flora Zagouri, Lucy Gilbert, Jalid Sehouli, Ekkasit Tharavichitkul, Kristina Lindemann, Nicoletta Colombo, Chih‐Long Chang, Markéta Bednaříková, Hong Zhu, Ana Oaknin, Melissa Christiaens, Edgar Petru, Tomoka Usami, Peng Liu, Karin Yamada, Sarper Toker, Stephen J. O’Keefe, Sandro Pignata, Linda Duska - The Lancet 2024 cited by 161

  16. ENGOT-en11/GOG-3053/KEYNOTE-B21: a randomised, double-blind, phase III study of pembrolizumab or placebo plus adjuvant chemotherapy with or without radiotherapy in patients with newly diagnosed, high-risk endometrial cancer

    Authors: Toon Van Gorp, David Cibula, Weiguo Lv, Floor Backes, Fırat Ortaç, K. Hasegawa, Kristina Lindemann, Antonella Savarese, Annouschka Laenen, Y.M. Kim, Lisa M. Bodnar, M-P Barretina-Ginesta, L. Gilbert, Bhavana Pothuri, Xiaojun Chen, Marcelo B.S. Flores, Tally Levy, N. Colombo, Christos Papadimitriou, Tommy Buchanan, L.C. Hanker, Gemma Eminowicz, L Rob, D. Black, Jasmine Lichfield, Gen Lin, Robert Orlowski, Stephen J. O’Keefe, Alain Lortholary, Brian M. Slomovitz - Annals of Oncology 2024 cited by 82

  17. The association between dietary fibre deficiency and high-income lifestyle-associated diseases: Burkitt's hypothesis revisited

    Authors: Stephen J. O’Keefe - ˜The œLancet. Gastroenterology & hepatology 2019 cited by 185

  18. Randomised placebo-controlled trial of teduglutide in reducing parenteral nutrition and/or intravenous fluid requirements in patients with short bowel syndrome

    Authors: Palle Bekker Jeppesen, Richard Gilroy, M. Pertkiewicz, Johane P. Allard, Bernard Messing, Stephen J. O’Keefe - Gut 2011 cited by 451

  19. Long-Term Teduglutide for the Treatment of Patients With Intestinal Failure Associated With Short Bowel Syndrome

    Authors: Lauren K. Schwartz, Stephen J. O’Keefe, Ken Fujioka, Simon Gabe, Georg Lamprecht, Ulrich‐Frank Pape, Benjamin Li, Nader N. Youssef, Palle Bekker Jeppesen - Clinical and Translational Gastroenterology 2016 cited by 218

  20. Pembrolizumab or Placebo Plus Chemotherapy With or Without Bevacizumab for Persistent, Recurrent, or Metastatic Cervical Cancer

    Authors: Krishnansu S. Tewari, Nicoletta Colombo, Bradley J. Monk, Coraline Dubot, M. Valeria Cáceres, Kosei Hasegawa, Ronnie Shapira‐Frommer, Pamela Salman, Eduardo Yáñez, Mahmut Gümüş, Mivael Olivera Hurtado de Mendoza, Vanessa Samouëlian, Vincent Castonguay, Alexander Arkhipov, Cumhur Tekin, Kan Li, Sarper Toker, Stephen J. O’Keefe, Domenica Lorusso - JAMA Oncology 2023 cited by 59

  21. A prospective cohort analysis of gut microbial co-metabolism in Alaska Native and rural African people at high and low risk of colorectal cancer

    Authors: Soeren Ocvirk, Annette Wilson, Joram M. Posma, Jia V. Li, Kathryn R. Koller, Gretchen Day, Christie A. Flanagan, Jill Evon Otto, Pam E Sacco, Frank Sacco, Flora Sapp, Amy Wilson, Keith Newton, Faye M. Brouard, James P. DeLany, Marissa Behnning, Corynn Appolonia, Devavrata Soni, Faheem Bhatti, Barbara A. Methé, Adam Fitch, Alison Morris, H. Rex Gaskins, James Kinross, Jeremy K. Nicholson, Timothy K. Thomas, Stephen J. O’Keefe - American Journal of Clinical Nutrition 2019 cited by 84

  22. Influence of Bile Acids on Colorectal Cancer Risk: Potential Mechanisms Mediated by Diet-Gut Microbiota Interactions

    Authors: Soeren Ocvirk, Stephen J. O’Keefe - Current Nutrition Reports 2017 cited by 171

  23. Short Bowel Syndrome and Intestinal Failure: Consensus Definitions and Overview

    Authors: Stephen J. O’Keefe, Alan L. Buchman, Thomas Fishbein, Khursheed N. Jeejeebhoy, Palle Bekker Jeppesen, Jonathan Shaffer - Clinical Gastroenterology and Hepatology 2006 cited by 513

  24. Diet changes due to urbanization in South Africa are linked to microbiome and metabolome signatures of Westernization and colorectal cancer

    Authors: Matsepo C. Ramaboli, Soeren Ocvirk, Mohammadali Khan Mirzaei, B.L. Eberhart, Maria Valdivia‐Garcia, Amira Metwaly, Klaus Neuhaus, Gareth J. Barker, Jing Ru, Lucky T. Nesengani, D. Mahdi-Joest, Annette Wilson, Sikhumbule K. Joni, D. C. Layman, Jiamin Zheng, Raju K. Mandal, Qing Chen, Miriam R. Perez, Suereta Fortuin, Benjamin Gaunt, David S. Wishart, Barbara A. Methé, Dirk Haller, Jia V. Li, Li Deng, Rina Swart, Stephen J. O’Keefe - Nature Communications 2024 cited by 41