World's Best Scientists 2026 revealed!
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Microbiology
China
2026

D-Index & Metrics

Microbiology

D-Index
110
Citations
53319
World Ranking
240
National Ranking
10

Medicine

D-Index
114
Citations
55861
World Ranking
4674
National Ranking
43

Research.com Recognitions

  • 2026 - Research.com Microbiology in China Leader Award
  • 2025 - Research.com Microbiology in China Leader Award
  • 2023 - Research.com Microbiology in China Leader Award
  • 2022 - Research.com Microbiology in China Leader Award

Overview

Paul K.S. Chan is affiliated with the Chinese University of Hong Kong in China. Their research primarily focuses on Medicine, with significant contributions in Infectious Diseases, Epidemiology, Molecular Biology, Modeling and Simulation, and Neurology.

The scientist's work covers a range of main topics including:

  • SARS-CoV-2 and COVID-19 Research
  • Gut microbiota and health
  • COVID-19 Clinical Research Studies
  • Influenza Virus Research Studies
  • COVID-19 epidemiological studies
  • Respiratory viral infections research
  • Clostridium difficile and Clostridium perfringens research

Recent publications illustrate an emphasis on gut microbiota and COVID-19, described in papers such as:

  • Alterations in Gut Microbiota of Patients With COVID-19 During Time of Hospitalization, 2020, Gastroenterology
  • Gut microbiota composition reflects disease severity and dysfunctional immune responses in patients with COVID-19, 2021, Gut
  • Acceptance of the COVID-19 vaccine based on the health belief model: A population-based survey in Hong Kong, 2021, Vaccine
  • Gut microbiota dynamics in a prospective cohort of patients with post-acute COVID-19 syndrome, 2022, Gut
  • Depicting SARS-CoV-2 faecal viral activity in association with gut microbiota composition in patients with COVID-19, 2020, Gut

Paul K.S. Chan frequently collaborates with various researchers including:

  • Zigui Chen
  • Grace Lui
  • Ka Chun Chong
  • Francis K.L. Chan
  • Renee W. Y. Chan

The scientist's research has been published extensively in several key venues, reflecting a consistent focus on infectious disease and clinical studies. Notable publication venues include:

  • Gastroenterology
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Journal of Infection
  • Gut
  • SSRN Electronic Journal

Best Publications

  • A Major Outbreak of Severe Acute Respiratory Syndrome in Hong Kong

    Nelson Lee;David Hui;Alan Wu;Paul Chan

  • Alterations in Gut Microbiota of Patients With COVID-19 During Time of Hospitalization.

    Tao Zuo;Fen Zhang;Grace C.Y. Lui;Yun Kit Yeoh

  • Clinical features and rapid viral diagnosis of human disease associated with avian influenza A H5N1 virus.

    K. Y. Yuen;P. K. S. Chan;M. Peiris;D. N. C. Tsang

  • Gut microbiota composition reflects disease severity and dysfunctional immune responses in patients with COVID-19.

    Yun Kit Yeoh;Tao Zuo;Grace Chung Yan Lui;Fen Zhang

  • Newly discovered coronavirus as the primary cause of severe acute respiratory syndrome

    Thijs Kuiken;Ron A.M. Fouchier;Martin Schutten;Guus F. Rimmelzwaan

  • Use of convalescent plasma therapy in SARS patients in Hong Kong

    Y. Cheng;R. Wong;Y. O. Y. Soo;W. S. Wong

  • Frequency of hepatitis B virus reactivation in cancer patients undergoing cytotoxic chemotherapy: a prospective study of 626 patients with identification of risk factors

    Winnie Yeo;Paul K.S. Chan;Sheng Zhong;Wing M. Ho

  • Hepatitis B Virus Reactivation in Lymphoma Patients With Prior Resolved Hepatitis B Undergoing Anticancer Therapy With or Without Rituximab

    Winnie Yeo;Tung C. Chan;Nancy W.Y. Leung;Wai Y. Lam

  • Enteric involvement of severe acute respiratory syndrome-associated coronavirus infection.

    Wai K Leung;Ka-fai To;Paul K.S Chan;Henry L.Y Chan

  • Outbreak of Avian Influenza A(H5N1) Virus Infection in Hong Kong in 1997

    Paul K. S. Chan

  • Factors involved in the aerosol transmission of infection and control of ventilation in healthcare premises

    Jw W. Tang;Y. Li;I. Eames;Pks K. S. Chan

  • Haematological manifestations in patients with severe acute respiratory syndrome : retrospective analysis

    Raymond S M Wong;Alan Wu;K F To;Nelson Lee

  • Molecular Evolution of the SARS Coronavirus, during the Course of the SARS Epidemic in China

    Jian Feng He;Guo Wen Peng;Jun Min;De Wen Yu

  • Effects of early corticosteroid treatment on plasma SARS-associated Coronavirus RNA concentrations in adult patients.

    Nelson Lee;K.C. Allen Chan;David S. Hui;Enders K.O. Ng

  • Pathology of fatal human infection associated with avian influenza A H5N1 virus.

    Ka-Fai To;Paul K.S. Chan;Kui-Fat Chan;Wai-Ki Lee

  • Viral Loads and Duration of Viral Shedding in Adult Patients Hospitalized with Influenza

    Nelson Lee;Paul K. S. Chan;David S. C. Hui;Timothy Hudson Rainer

  • Acceptance of the COVID-19 vaccine based on the health belief model: A population-based survey in Hong Kong.

    Martin C.S. Wong;Eliza L.Y. Wong;Junjie Huang;Annie W.L. Cheung

  • Clinical presentations and outcome of severe acute respiratory syndrome in children

    K. L.E. Hon;C. W. Leung;W. T.F. Cheng;P. K.S. Chan

  • Enteric involvement of severe acute respiratory syndrome-associated coronavirus infection1 1The authors thank Man-yee Yung, Sara Fung, Dr. Bonnie Kwan, and Dr. Thomas Li for their help in retrieving patient information.

    Wai K Leung;Ka-fai To;Paul K.S Chan;Henry L.Y Chan

  • Depicting SARS-CoV-2 faecal viral activity in association with gut microbiota composition in patients with COVID-19.

    Tao Zuo;Qin Liu;Fen Zhang;Grace Chung Yan Lui

  • Retrospective comparison of convalescent plasma with continuing high-dose methylprednisolone treatment in SARS patients.

    Y.O.Y. Soo;Y. Cheng;R. Wong;D.S. Hui

  • High Morbidity and Mortality in Adults Hospitalized for Respiratory Syncytial Virus Infections

    N. Lee;G. C. Y. Lui;K. T. Wong;T. C. M. Li

  • Risk of Influenza A (H5N1) Infection among Health Care Workers Exposed to Patients with Influenza A (H5N1), Hong Kong

    Carolyn Buxton Bridges;Jacqueline M. Katz;Wing Hong Seto;Paul K. S. Chan

  • Broad-Spectrum In Vitro Activity and In Vivo Efficacy of the Antiviral Protein Griffithsin against Emerging Viruses of the Family Coronaviridae

    Barry R. O'Keefe;Barbara Giomarelli;Dale L. Barnard;Shilpa R. Shenoy

  • ABO Blood Group and Susceptibility to Severe Acute Respiratory Syndrome

    Yunfeng Cheng;Gregory Cheng;C H Chui;F Y Lau

  • Cluster of SARS among medical students exposed to single patient, Hong Kong.

    Tze Wai Wong;Chin Kei Lee;Wilson Tam;Joseph Tak Fai Lau

  • Detection of SARS coronavirus RNA in the cerebrospinal fluid of a patient with severe acute respiratory syndrome.

    Emily C.W. Hung;Stephen S.C. Chim;Paul K.S. Chan;Yu K. Tong

  • Alterations in Enteric Virome Are Associated With Colorectal Cancer and Survival Outcomes

    Geicho Nakatsu;Haokui Zhou;William Ka Kei Wu;Sunny Hei Wong

  • Experience of using convalescent plasma for severe acute respiratory syndrome among healthcare workers in a Taiwan hospital

    Kuo-Ming Yeh;Tzong-Shi Chiueh;L. K. Siu;Jung-Chung Lin

  • Evaluation of immunomodulators, interferons and known in vitro SARS-coV inhibitors for inhibition of SARS-coV replication in BALB/c mice.

    Dale L. Barnard;Craig W. Day;Kevin Bailey;Matthew Heiner

  • Prospective comparison of three predictive rules for assessing severity of community acquired pneumonia in Hong Kong

    Shin Yan Man;Nelson Lee;Margaret Ip;Gregory E Antonio

  • Infants Born to Mothers With Severe Acute Respiratory Syndrome

    Chi C. Shek;Pak C. Ng;Genevieve P.G. Fung;Frankie W.T. Cheng

  • Pulmonary pathological features in coronavirus associated severe acute respiratory syndrome (SARS).

    G. M.K. Tse;K. F. To;P. K.S. Chan;A. W.I. Lo

Frequent Co-Authors

Nelson Lee
Nelson Lee University of Alberta
Joseph J.Y. Sung
Joseph J.Y. Sung Nanyang Technological University
David S.C. Hui
David S.C. Hui Chinese University of Hong Kong
Zigui Chen
Zigui Chen Chinese University of Hong Kong
Ting Fan Leung
Ting Fan Leung Chinese University of Hong Kong
Julian W. Tang
Julian W. Tang University of Leicester
Francis K.L. Chan
Francis K.L. Chan Chinese University of Hong Kong
John S. Tam
John S. Tam Hong Kong Polytechnic University
Siew C. Ng
Siew C. Ng Chinese University of Hong Kong
Margaret Ip
Margaret Ip Chinese University of Hong Kong

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