Mark A. Valasek

11.1k total citations · 6 hit papers
91 papers, 6.7k citations indexed

About

Mark A. Valasek is a scholar working on Epidemiology, Hepatology and Surgery. According to data from OpenAlex, Mark A. Valasek has authored 91 papers receiving a total of 6.7k indexed citations (citations by other indexed papers that have themselves been cited), including 49 papers in Epidemiology, 31 papers in Hepatology and 28 papers in Surgery. Recurrent topics in Mark A. Valasek's work include Liver Disease Diagnosis and Treatment (35 papers), Liver Diseases and Immunity (19 papers) and Hepatocellular Carcinoma Treatment and Prognosis (12 papers). Mark A. Valasek is often cited by papers focused on Liver Disease Diagnosis and Treatment (35 papers), Liver Diseases and Immunity (19 papers) and Hepatocellular Carcinoma Treatment and Prognosis (12 papers). Mark A. Valasek collaborates with scholars based in United States, Japan and Canada. Mark A. Valasek's co-authors include Joyce J. Repa, Rohit Loomba, Claude B. Sirlin, Jonathan Hooker, Ricki Bettencourt, David A. Brenner, Irene Thung, Vera Vavinskaya, Jason Y. Park and Yumei Xiong and has published in prestigious journals such as Cell, Proceedings of the National Academy of Sciences and Journal of Biological Chemistry.

In The Last Decade

Mark A. Valasek

87 papers receiving 6.7k citations

Hit Papers

Short-chain fatty acids stimulate leptin production in ad... 2004 2026 2011 2018 2004 2015 2016 2014 2014 100 200 300 400 500
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.

  1. Short-chain fatty acids stimulate leptin production in adipocytes through the G protein-coupled receptor GPR41
    2004 578 citations Mark A. Valasek et al. profile →
  2. Review article: the global emergence of Helicobacter pylori antibiotic resistance
    2015 571 citations Irene Thung, Hermineh Aramin et al. Alimentary Pharmacology & Therapeutics profile →
  3. Magnetic Resonance Elastography vs Transient Elastography in Detection of Fibrosis and Noninvasive Measurement of Steatosis in Patients With Biopsy-Proven Nonalcoholic Fatty Liver Disease
    2016 518 citations Phirum Nguyen, Carolyn Hernandez et al. Gastroenterology profile →
  4. ER Stress Cooperates with Hypernutrition to Trigger TNF-Dependent Spontaneous HCC Development
    2014 396 citations Atsushi Umemura, Debanjan Dhar et al. Cancer Cell profile →
  5. Magnetic resonance elastography predicts advanced fibrosis in patients with nonalcoholic fatty liver disease: A prospective study
    2014 374 citations Rohit Loomba, Brandon Ang et al. profile →
  6. Hybrid Periportal Hepatocytes Regenerate the Injured Liver without Giving Rise to Cancer
    2015 361 citations Atsushi Umemura, Mark A. Valasek et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Mark A. Valasek United States 40 3.2k 2.0k 1.8k 1.8k 720 91 6.7k
Sumio Watanabe Japan 46 2.8k 0.9× 1.4k 0.7× 2.6k 1.4× 2.2k 1.3× 675 0.9× 384 9.1k
Jeanne Tran Van Nhieu France 38 2.2k 0.7× 2.0k 1.0× 1.2k 0.7× 1.7k 0.9× 508 0.7× 100 6.2k
Albert Tran France 48 4.8k 1.5× 3.1k 1.5× 1.3k 0.7× 1.5k 0.9× 928 1.3× 200 8.5k
Hirokazu Takahashi Japan 46 3.1k 1.0× 1.2k 0.6× 1.3k 0.7× 2.0k 1.1× 990 1.4× 219 6.9k
Nobuhiro Sato Japan 47 2.3k 0.7× 1.3k 0.7× 2.9k 1.6× 1.7k 1.0× 780 1.1× 286 7.6k
Robert S. McCuskey United States 52 2.1k 0.7× 2.5k 1.2× 1.8k 1.0× 1.7k 0.9× 877 1.2× 151 7.8k
Tatsuya Yamashita Japan 48 3.0k 0.9× 3.8k 1.9× 1.1k 0.6× 2.0k 1.1× 544 0.8× 239 8.3k
Jae Woo Kim South Korea 44 1.8k 0.6× 734 0.4× 1.4k 0.8× 2.3k 1.3× 1.4k 1.9× 309 6.9k
Frank G. Schaap Netherlands 38 1.4k 0.5× 819 0.4× 1.7k 0.9× 2.2k 1.3× 702 1.0× 108 5.2k
A. Francavilla Italy 49 1.9k 0.6× 2.7k 1.3× 2.7k 1.5× 1.6k 0.9× 447 0.6× 223 6.6k

Countries citing papers authored by Mark A. Valasek

Since Specialization
Citations

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

Fields of papers citing papers by Mark A. Valasek

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Mark A. Valasek. 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 Mark A. Valasek. The network helps show where Mark A. Valasek may publish in the future.

Co-authorship network of co-authors of Mark A. Valasek

This figure shows the co-authorship network connecting the top 25 collaborators of Mark A. Valasek. A scholar is included among the top collaborators of Mark A. Valasek 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 Mark A. Valasek. Mark A. Valasek is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Kim, Beom Kyung, Nobuharu Tamaki, Kento Imajo, et al.. (2022). Head-to-head comparison between MEFIB, MAST, and FAST for detecting stage 2 fibrosis or higher among patients with NAFLD. Journal of Hepatology. 77(6). 1482–1490. 68 indexed citations
2.
Vaida, Florin, Mark A. Valasek, Paul T. Fanta, et al.. (2021). Predictors and significance of histologic response to neoadjuvant therapy for gastric cancer. Journal of Surgical Oncology. 123(8). 1716–1723. 10 indexed citations
3.
Jangi, Sushrut, Ariela Holmer, Parambir S. Dulai, et al.. (2021). Spatial Evolution of Histologic and Endoscopic Healing in the Left and Right Colon in Patients With Ulcerative Colitis. Clinical Gastroenterology and Hepatology. 20(4). e750–e760. 8 indexed citations
4.
Battat, Robert, Niels Vande Casteele, Rish K. Pai, et al.. (2020). Evaluating the optimum number of biopsies to assess histological inflammation in ulcerative colitis: a retrospective cohort study. Alimentary Pharmacology & Therapeutics. 52(10). 1574–1582. 7 indexed citations
5.
Tamaki, Nobuharu, Nagambika Munaganuru, Jinho Jung, et al.. (2020). Clinical Utility of Change in Nonalcoholic Fatty Liver Disease Activity Score and Change in Fibrosis in NAFLD. Clinical Gastroenterology and Hepatology. 19(12). 2673–2674.e3. 11 indexed citations
6.
Akram, Ali, Mark A. Valasek, & Derek Patel. (2020). P096 DE NOVO COLITIS AFTER OCRELIZUMAB THERAPY. Gastroenterology. 158(3). S1–S2. 7 indexed citations
7.
Jairath, Vipul, Laurent Peyrin‐Biroulet, Guangyong Zou, et al.. (2018). Responsiveness of histological disease activity indices in ulcerative colitis: a post hoc analysis using data from the TOUCHSTONE randomised controlled trial. Gut. 68(7). 1162–1168. 39 indexed citations
8.
Hildreth, Amber, Mark A. Valasek, Irene Thung, et al.. (2018). Biallelic Mismatch Repair Deficiency in an Adolescent Female. SHILAP Revista de lepidopterología. 2018. 1–5. 3 indexed citations
9.
Caussy, Cyrielle, Jun Chen, Phirum Nguyen, et al.. (2018). Association Between Obesity and Discordance in Fibrosis Stage Determination by Magnetic Resonance vs Transient Elastography in Patients With Nonalcoholic Liver Disease. Clinical Gastroenterology and Hepatology. 16(12). 1974–1982.e7. 45 indexed citations
10.
Battat, Robert, Marjolijn Duijvestein, Niels Vande Casteele, et al.. (2018). Serum Concentrations of 7α-hydroxy-4-cholesten-3-one Are Associated With Bile Acid Diarrhea in Patients With Crohn’s Disease. Clinical Gastroenterology and Hepatology. 17(13). 2722–2730.e4. 30 indexed citations
11.
Hernandez, Carolyn, Richele Bettencourt, Jonathan Hooker, et al.. (2017). Magnetic resonance elastography vs. transient elastography in detection of fibrosis and noninvasive measurement of steatosis in patients with biopsy-proven nonalcoholic fatty liver disease. Journal of Hepatology. 66(1). S233–S233. 7 indexed citations
12.
Todoric, Jelena, Laura Antonucci, Giuseppe Di, et al.. (2017). Stress-Activated NRF2-MDM2 Cascade Controls Neoplastic Progression in Pancreas. Cancer Cell. 32(6). 824–839.e8. 109 indexed citations
13.
Valasek, Mark A., Irene Thung, Kaitlyn J. Kelly, et al.. (2017). Overinterpretation is common in pathological diagnosis of appendix cancer during patient referral for oncologic care. PLoS ONE. 12(6). e0179216–e0179216. 24 indexed citations
14.
Kaneda, Megan M., Paola Cappello, Abraham V. Nguyen, et al.. (2016). Macrophage PI3Kγ Drives Pancreatic Ductal Adenocarcinoma Progression. Cancer Discovery. 6(8). 870–885. 236 indexed citations
15.
Patel, Janki, Ricki Bettencourt, Jeffrey Cui, et al.. (2016). Association of noninvasive quantitative decline in liver fat content on MRI with histologic response in nonalcoholic steatohepatitis. Therapeutic Advances in Gastroenterology. 9(5). 692–701. 130 indexed citations
16.
Thung, Irene, Hermineh Aramin, Vera Vavinskaya, et al.. (2015). Review article: the global emergence of Helicobacter pylori antibiotic resistance. Alimentary Pharmacology & Therapeutics. 43(4). 514–533. 571 indexed citations breakdown →
17.
Ang, Brandon, Ricki Bettencourt, Jonathan Hooker, et al.. (2015). Association Between Quantity of Liver Fat and Cardiovascular Risk in Patients With Nonalcoholic Fatty Liver Disease Independent of Nonalcoholic Steatohepatitis. Clinical Gastroenterology and Hepatology. 13(8). 1513–1520.e1. 80 indexed citations
18.
Mojtahed, Amirkaveh, Reena Khanna, William J. Sandborn, et al.. (2014). Assessment of Histologic Disease Activity in Crohnʼs Disease. Inflammatory Bowel Diseases. 20(11). 2092–2103. 41 indexed citations
19.
Webb, Jadon, Mark A. Valasek, & Carol S. North. (2013). Prevalence of stimulant use in a sample of US medical students Prevalence of stimulant use in a sample. Annals of Clinical Psychiatry. 25(1). 27–32. 20 indexed citations
20.
Nguyen, Anh D., Mark A. Valasek, & Ezra Burstein. (2013). Paraneoplastic diarrhea in a patient with lung adenocarcinoma. Clinical Journal of Gastroenterology. 6(5). 357–360.

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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