Author

Gaya Bandara Wijayaratne

Observed names: G. B. Wijayaratne, G. Wijayaratne, G.B. Wijayaratne, Gaya B Wijayaratne, Gaya B. Wijayaratne, Gaya Wijayaratne, Gaya Wijerathne, W. M. D. G. B. Wijayaratne, WMDGB Wijayaratne, Weerasinghe Mudiyanselage Dilip Gaya Bandara Wijayaratne, Wijayaratne GB, Wijayaratne, Gaya B.

Institution: University of Ruhuna

Observed institutions: University of Ruhuna, County Hospital, Wye Valley NHS Trust

ORCID: 0000-0002-8330-3597

Observed ORCID: 0000-0002-8330-3597

OpenAlex ID: A5060976297

Development of Novel Topical Cosmeceutical Formulations from Nigella sativa L. with Antimicrobial Activity against Acne-Causing Microorganisms

2019 · Nirmani Wishwakala Nawarathne, Kanchana Wijesekera, et al. · The Scientific World JOURNAL · 40

Lipophilic extracts of Leucas zeylanica, a multi-purpose medicinal plant in the tropics, inhibit key enzymes involved in inflammation and gout

2018 · Mayuri Napagoda, Jana Gerstmeier, et al. · Journal of Ethnopharmacology · 33

Point-prevalence survey of outpatient antibiotic prescription at a tertiary medical center in Sri Lanka: opportunities to improve prescribing practices for respiratory illnesses

2021 · Helen L. Zhang, Champica Bodinayake, et al. · BMC Infectious Diseases · 23

Pulmonary haemorrhage as a frequent cause of death among patients with severe complicated Leptospirosis in Southern Sri Lanka

2023 · CL Fonseka, NJ Dahanayake, et al. · PLoS neglected tropical diseases · 21

Chemical Composition and Antimicrobial Activity of Two Sri Lankan Lichens, Parmotrema rampoddense, and Parmotrema tinctorum against Methicillin-Sensitive and Methicillin-Resistant Staphylococcus aureus

2021 · Polwatta Samaraweera Arachchige Ishara Shiromi, Ruwani Punyakanthi Hewawasam, et al. · Evidence-based Complementary and Alternative Medicine · 21

Outcomes among children and adults at risk of severe dengue in Sri Lanka: Opportunity for outpatient case management in countries with high disease burden

2021 · Champica K. Bodinayake, Ajith DeS Nagahawatte, et al. · PLoS neglected tropical diseases · 20

Elevated pre-surgical CA15-3: does it predict the short-term disease-free survival of breast cancer patients without distant metastasis?

2018 · Lakmini Mudduwa, Gaya Wijayaratne, et al. · International Journal of Women s Health · 19

Point-prevalence study of antimicrobial use in public hospitals in southern Sri Lanka identifies opportunities for improving prescribing practices

2018 · Tianchen Sheng, Gaya B. Wijayaratne, et al. · Infection Control and Hospital Epidemiology · 18

The Anti-Inflammatory and Antimicrobial Potential of Selected Ethnomedicinal Plants from Sri Lanka

2020 · Mayuri Napagoda, Jana Gerstmeier, et al. · Molecules · 16

Comparison of In Vitro Antibacterial Activity of Epaltes divaricata and Vetiveria zizanioides against Methicillin-Resistant Staphylococcus aureus

2020 · Hasanga Rathnayake, Manikkuwadura Hasara Nethmini De Zoysa, et al. · Scientifica · 13

Plectranthus zeylanicus: A Rich Source of Secondary Metabolites with Antimicrobial, Disinfectant and Anti-Inflammatory Activities

2022 · Mayuri Napagoda, Jana Gerstmeier, et al. · Pharmaceuticals · 12

Preventing ragging: outcome of an integrated programme in a medical faculty in Sri Lanka

2015 · Sarath Lekamwasam, Mahinda Rodrigo, et al. · Indian Journal of Medical Ethics · 9

Diverse respiratory viruses detected among hospitalized patients with pneumonia in Sri Lanka and Vietnam

2025 · Phuong Thu Phan, Gaya Wijayaratne, et al. · IJID Regions · 7

Outbreak of severe acute respiratory infection in Southern Province, Sri Lanka in 2018: a cross-sectional study

2020 · Sky Vanderburg, Gaya Wijayaratne, et al. · BMJ Open · 7

Prevalence and predictors of antibiotic prescription among patients hospitalized with viral lower respiratory tract infections in Southern Province, Sri Lanka

2024 · Perla G. Medrano, Nayani Weerasinghe, et al. · PLoS ONE · 6

A Practical Approach to Lung Ultrasound Training in Sri Lanka

2023 · Sky Vanderburg, Iroshani Kodikara, et al. · ATS Scholar · 6

Applications of Nanotechnology in Dermatology

2022 · Mayuri Napagoda, Gaya Bandara Wijayaratne, et al. · Springer eBooks · 4

Use of the BIOFIRE® FILMARRAY® Pneumonia plus Panel to characterize the etiology of lower respiratory tract infections among hospitalized patients in Southern Province, Sri Lanka

2025 · Zachary A. Weishampel, Ajith Nagahawatte, et al. · BMC Infectious Diseases · 3

Knowledge, Perceptions, and Attitudes Regarding Antibiotic Use for Lower Respiratory Tract Infections: Insights from Patients in Sri Lanka

2021 · David T. van Melle, Guus ten Asbroek, et al. · American Journal of Tropical Medicine and Hygiene · 3

Influenza Vaccination Implementation in Sri Lanka: A Cost-Effectiveness Analysis

2023 · Coralei E. Neighbors, Evan R. Myers, et al. · Vaccines · 2

Antibiotic use in poultry production; a cross-sectional study in a selected district in Sri Lanka

2021 · H. A. Ubeysekara, N. P. N. M. Ranaweera, et al. · Galle Medical Journal · 1

1677. Prevalence and Patterns of Outpatient Antibiotic Prescription at a Public Tertiary Medical Center in Southern Province, Sri Lanka

2019 · Helen L Zhang, Gaya B Wijayaratne, et al. · Open Forum Infectious Diseases · 1

436. Skin and Soft-tissue Infections Are a Common Reason for Potentially Inappropriate Antimicrobial Use among Inpatients in Sri Lanka

2019 · Tianchen Sheng, Gaya B Wijayaratne, et al. · Open Forum Infectious Diseases · 1

Candidaemia: Risk factors and validity of tools to predict risk of Candidaemia in Intensive care unit patients in Teaching Hospital Karapitiya

2018 · H. Thabrew, A. Nagahawatte, et al. · Ceylon Medical Journal · 1

Ee48 Economic Costs of Lower Respiratory Tract Infections Among Hospitalized Patients in Southern Sri Lanka: a Prospective Cohort Study

2026 · Coralei E. Neighbors, Hishi Ulak, et al. · Value in Health Regional Issues

Works count: 40

Citation count: 287

H-index: 11

I10-index: 11