World's Best Scientists 2026 revealed!

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Microbiology

D-Index
82
Citations
25231
World Ranking
1055
National Ranking
26

Medicine

D-Index
83
Citations
25379
World Ranking
15603
National Ranking
651

Overview

P. Richard Harrigan is affiliated with the University of British Columbia in Canada. Their research primarily focuses on infectious diseases, with a strong emphasis on HIV/AIDS and related viral infections. The scientist's work spans various fields including medicine, immunology and microbiology, infectious diseases, virology, epidemiology, molecular biology, and hepatology.

Their research topics prominently include:

  • HIV Research and Treatment
  • HIV/AIDS Drug Development and Treatment
  • HIV/AIDS Research and Interventions
  • Hepatitis C Virus Research
  • Hepatitis B Virus Studies
  • Liver Disease Diagnosis and Treatment
  • HIV-Related Health Complications and Treatments

Harrigan has published extensively in key venues that focus on virology and infectious diseases. Frequent publication venues include:

  • Viruses
  • The Journal of Infectious Diseases
  • PLoS Pathogens
  • JHEP Reports
  • HIV Medicine

Some recent notable papers authored or co-authored by Harrigan include:

  • "Multi-Laboratory Comparison of Next-Generation to Sanger-Based Sequencing for HIV-1 Drug Resistance Genotyping," 2020, Viruses
  • "Characteristics of hepatitis C virus resistance in an international cohort after a decade of direct-acting antivirals," 2022, JHEP Reports
  • "Are We Ready for NGS HIV Drug Resistance Testing? The Second 'Winnipeg Consensus' Symposium," 2020, Viruses
  • "Hospitalization Rates and Causes Among Persons With HIV in the United States and Canada, 2005-2015," 2020, The Journal of Infectious Diseases
  • "Opening the door on entry inhibitors in HIV: Redefining the use of entry inhibitors in heavily treatment experienced and treatment-limited individuals living with HIV," 2022, HIV Medicine

Harrigan collaborates regularly with various scientists in the field. Frequent co-authors include:

  • Richard D. Moore
  • Keri N. Althoff
  • Michael A. Horberg
  • Mari M. Kitahata
  • Neil Parkin

Their publication record reflects a strong engagement with HIV drug resistance, epidemiology of HIV-related complications, and the interplay between HIV and hepatitis viruses. Harrigan's work supports advancing knowledge on treatment strategies and viral resistance monitoring through molecular techniques and next-generation sequencing approaches.

Best Publications

  • The major genetic determinants of HIV-1 control affect HLA class I peptide presentation

    Pereyra F;Jia X;McLaren Pj

  • Association of highly active antiretroviral therapy coverage, population viral load, and yearly new HIV diagnoses in British Columbia, Canada: a population-based study

    Julio S.G. Montaner;Julio S.G. Montaner;Julio S.G. Montaner;Viviane D. Lima;Viviane D. Lima;Rolando Barrios;Benita Yip

  • Potential mechanism for sustained antiretroviral efficacy of AZT-3TC combination therapy

    BA Larder;SD Kemp;PR Harrigan

  • Changes in Mitochondrial DNA as a Marker of Nucleoside Toxicity in HIV-Infected Patients

    Hélène C F Côté;Zabrina L Brumme;Kevin J P Craib;Christopher S Alexander

  • The case for expanding access to highly active antiretroviral therapy to curb the growth of the HIV epidemic

    Julio S. G. Montaner;Robert Hogg;Evan Wood;Thomas Kerr

  • Predictors of HIV Drug-Resistance Mutations in a Large Antiretroviral-Naive Cohort Initiating Triple Antiretroviral Therapy

    P. Richard Harrigan;Robert S. Hogg;Winnie W. Y. Dong;Benita Yip

  • Adaptation of HIV-1 to human leukocyte antigen class I

    Y. Kawashima;K. Pfafferott;J. Frater;P. Matthews

  • Effect of medication adherence on survival of HIV-infected adults who start highly active antiretroviral therapy when the CD4+ cell count is 0.200 to 0.350 x 10(9) cells/L.

    Evan Wood;Robert S. Hogg;Benita Yip;P. Richard Harrigan

  • Expansion of HAART Coverage Is Associated with Sustained Decreases in HIV/AIDS Morbidity, Mortality and HIV Transmission: The “HIV Treatment as Prevention” Experience in a Canadian Setting

    Julio S.G. Montaner;Viviane D. Lima;P. Richard Harrigan;Lillian Lourenço

  • Longitudinal community plasma HIV-1 RNA concentrations and incidence of HIV-1 among injecting drug users: prospective cohort study

    Evan Wood;Thomas Kerr;Brandon D L Marshall;Kathy Li

  • Impact of HIV-1 subtype and antiretroviral therapy on protease and reverse transcriptase genotype: Results of a global collaboration

    Rami Kantor;David A Katzenstein;Brad Efron;Ana Patricia Carvalho

  • Adherence-resistance relationships for protease and non-nucleoside reverse transcriptase inhibitors explained by virological fitness.

    David R Bangsberg;Edward P Acosta;Reena Gupta;David Guzman

  • Molecular and Clinical Epidemiology of CXCR4-Using HIV-1 in a Large Population of Antiretroviral-Naive Individuals

    Zabrina L. Brumme;Zabrina L. Brumme;James Goodrich;Howard B. Mayer;Chanson J. Brumme

  • Continued improvement in survival among HIV-infected individuals with newer forms of highly active antiretroviral therapy.

    Viviane D. Lima;Robert S. Hogg;P. Richard Harrigan;David Moore

  • The accumulation of drugs within large unilamellar vesicles exhibiting a proton gradient: a survey.

    Thomas D. Madden;P.Richard Harrigan;Linda C.L. Tai;Marcel B. Bally

  • Expanded Access to Highly Active Antiretroviral Therapy: A Potentially Powerful Strategy to Curb the Growth of the HIV Epidemic

    Viviane D. Lima;Karissa Johnston;Karissa Johnston;Robert S. Hogg;Adrian R. Levy;Adrian R. Levy

  • Geographic and temporal trends in the molecular epidemiology and genetic mechanisms of transmitted HIV-1 drug resistance: an individual-patient- and sequence-level meta-analysis

    Soo Yon Rhee;Jose Luis Blanco;Michael R. Jordan;Jonathan Taylor

  • Predictors of viral suppression and rebound among HIV-positive men who have sex with men in a large multi-site Canadian cohort

    Zachary Tanner;Nathan Lachowsky;Nathan Lachowsky;Erin Ding;Hasina Samji

  • Pharmacokinetics and antiretroviral activity of lamivudine alone or when coadministered with zidovudine in human immunodeficiency virus type 1-infected pregnant women and their offspring.

    J. Moodley;D. Moodley;K. Pillay;H. Coovadia

  • Relative Replicative Fitness of Zidovudine-Resistant Human Immunodeficiency Virus Type 1 Isolates In Vitro

    P. Richard Harrigan;Stuart Bloor;Brendan A. Larder

  • Emergence of drug resistance is associated with an increased risk of death among patients first starting HAART.

    Robert S Hogg;Robert S Hogg;David R Bangsberg;Viviane D Lima;Chris Alexander

Frequent Co-Authors

Julio S. G. Montaner
Julio S. G. Montaner University of British Columbia
Robert S. Hogg
Robert S. Hogg Simon Fraser University
Zabrina L. Brumme
Zabrina L. Brumme Simon Fraser University
Chanson J. Brumme
Chanson J. Brumme University of British Columbia
Benita Yip
Benita Yip University of British Columbia
Viviane D. Lima
Viviane D. Lima University of British Columbia
Evan Wood
Evan Wood University of British Columbia
Mark A. Brockman
Mark A. Brockman Simon Fraser University
Jonathan M. Carlson
Jonathan M. Carlson Microsoft (United States)
David R. Bangsberg
David R. Bangsberg Simon Fraser University

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