An overview of COVID-19 control strategy implemented by the City of Colombo

by Ruwan Wijayamuni
Published 2020-11-01

Comparison of two assays to detect IgG antibodies to the receptor binding domain of SARS‑CoV‑2 as a surrogate marker for assessing neutralizing antibodies in COVID-19 patients

by Achala Kamaladasa, Banuri Gunasekara, Chandima Jeewandara, Deshni Jayathilaka, Ananda Wijewickrama, Dinuka Guruge, Ruwan Wijayamuni, T.K. Tan, Graham S. Ogg, Alain Townsend, Gathsaurie Neelika Malavige
Published 2021-08-01

Comparison of different sequencing techniques for identification of SARS-CoV-2 variants of concern with multiplex real-time PCR.

by Diyanath Ranasinghe, Tibutius Thanesh Pramanayagam Jayadas, Deshni Jayathilaka, Chandima Jeewandara, Osanda Dissanayake, Dinuka Guruge, Dinuka Ariyaratne, Dumni Gunasinghe, Laksiri Gomes, Ayesha Wijesinghe, Ruwan Wijayamuni, Gathsaurie Neelika Malavige
Published 2022-01-01

SARS-CoV-2 neutralizing antibodies in patients with varying severity of acute COVID-19 illness

by Chandima Jeewandara, Deshni Jayathilaka, Laksiri Gomes, Ananda Wijewickrama, Eranga Narangoda, Damayanthi Idampitiya, Dinuka Guruge, Ruwan Wijayamuni, Suranga Manilgama, Graham S. Ogg, Chee Wah Tan, Lin-Fa Wang, Gathsaurie Neelika Malavige
Published 2021-01-01

Molecular Epidemiology of AY.28 and AY.104 Delta Sub-lineages in Sri Lanka

by Diyanath Ranasinghe, Deshni Jayathilaka, Chandima Jeewandara, Dumni Gunasinghe, Dinuka Ariyaratne, Tibutius Thanesh Pramanayagam Jayadas, Heshan Kuruppu, Ayesha Wijesinghe, Fathima Farha Bary, Deshan Madhusanka, Pradeep Darshana Pushpakumara, Dinuka Guruge, Ruwan Wijayamuni, Graham S. Ogg, Gathsaurie Neelika Malavige, Gathsaurie Neelika Malavige
Published 2022-06-01

Sensitivity and specificity of two WHO approved SARS-CoV2 antigen assays in detecting patients with SARS-CoV2 infection

by Chandima Jeewandara, Dinuka Guruge, Pradeep Darshana Pushpakumara, Deshan Madhusanka, Tibutius Thanesh Jayadas, Indika Prasad Chaturanga, Inoka Sepali Aberathna, Saubhagya Danasekara, Thilagaraj Pathmanathan, Deshni Jayathilaka, Gayasha Somathilaka, Heshan Kuruppu, Laksiri Gomes, Vitjith Gunasekara, Ruwan Wijayamuni, Graham S. Ogg, Gathsaurie Neelika Malavige
Published 2022-03-01

Transmission dynamics, clinical characteristics and sero-surveillance in the COVID-19 outbreak in a population dense area of Colombo, Sri Lanka April- May 2020

by Chandima Jeewandara, Dinuka Guruge, Deshni Jayathilaka, Panambara Arachchige Deshan Madhusanka, Pradeep Darshana Pushpakumara, Shyrar Tanussiya Ramu, Inoka Sepali Aberathna, Danasekara Rallage Saubhagya Rasikangani Danasekara, Thilagaraj Pathmanathan, Buddhini Gunatilaka, Sauni Malavige, Yowan Dias, Ruwan Wijayamuni, Graham S. Ogg, Gathsaurie Neelika Malavige
Published 2021-01-01

Transmission dynamics, clinical characteristics and sero-surveillance in the COVID-19 outbreak in a population dense area of Colombo, Sri Lanka April- May 2020.

by Chandima Jeewandara, Dinuka Guruge, Deshni Jayathilaka, Panambara Arachchige Deshan Madhusanka, Pradeep Darshana Pushpakumara, Shyrar Tanussiya Ramu, Inoka Sepali Aberathna, Danasekara Rallage Saubhagya Rasikangani Danasekara, Thilagaraj Pathmanathan, Buddhini Gunatilaka, Sauni Malavige, Yowan Dias, Ruwan Wijayamuni, Graham S Ogg, Gathsaurie Neelika Malavige
Published 2021-01-01

Antibody responses to Sinopharm/BBIBP-CorV in pregnant mothers in Sri Lanka.

by Chandima Jeewandara, K A Chintha S Jayampathi, Thushali Ranasinghe, Inoka Sepali Aberathna, Banuri Gunasekara, Saubhagya Danasekara, Thashmi Nimasha, Heshan Kuruppu, Osanda Dissanayake, Nayanathara Gamalath, Dinithi Ekanayake, Jewantha Jayamali, Gayasha Somathilake, Dinuka Guruge, Ruwan Wijayamuni, Achala Kamaladasa, Graham S Ogg, Gathsaurie Neelika Malavige
Published 2022-01-01

Antibody responses to Sinopharm/BBIBP-CorV in pregnant mothers in Sri Lanka

by Chandima Jeewandara, K. A. Chintha S. Jayampathi, Thushali Ranasinghe, Inoka Sepali Aberathna, Banuri Gunasekara, Saubhagya Danasekara, Thashmi Nimasha, Heshan Kuruppu, Osanda Dissanayake, Nayanathara Gamalath, Dinithi Ekanayake, Jewantha Jayamali, Gayasha Somathilake, Dinuka Guruge, Ruwan Wijayamuni, Achala Kamaladasa, Graham S. Ogg, Gathsaurie Neelika Malavige
Published 2022-01-01

Kinetics of immune responses to the AZD1222/Covishield vaccine with varying dose intervals in Sri Lankan individuals

by Chandima Jeewandara, Inoka Sepali Aberathna, Laksiri Gomes, Pradeep Darshana Pushpakumara, Saubhagya Danasekara, Dinuka Guruge, Thushali Ranasinghe, Banuri Gunasekera, Achala Kamaladasa, Heshan Kuruppu, Gayasha Somathilake, Osanda Dissanayake, Nayanathara Gamalath, Dinithi Ekanayake, Jeewantha Jayamali, Deshni Jayathilaka, Anushika Mudunkotuwa, Michael Harvie, Thashmi Nimasha, Ruwan Wijayamuni, Lisa Schimanski, Pramila Rijal, Tiong K. Tan, Tao Dong, Alain Townsend, Graham S. Ogg, Gathsaurie Neelika Malavige
Published 2022-04-01

Seroprevalence of SARS-CoV-2 Infection in the Colombo Municipality Region, Sri Lanka

by Chandima Jeewandara, Dinuka Guruge, Inoka Sepali Abyrathna, Saubhagya Danasekara, Banuri Gunasekera, Pradeep Darshana Pushpakumara, Deshan Madhusanka, Deshni Jayathilaka, Thushali Ranasinghe, Gayasha Somathilake, Shyrar Tanussiya, Tibutius Tanesh Jayadas, Heshan Kuruppu, Nimasha Thashmi, Michael Harvie, Ruwan Wijayamuni, Lisa Schimanski, Lisa Schimanski, T. K. Tan, T. K. Tan, Pramila Rijal, Pramila Rijal, Julie Xiao, Julie Xiao, Graham S. Ogg, Alain Townsend, Alain Townsend, Gathsaurie Neelika Malavige, Gathsaurie Neelika Malavige
Published 2021-11-01

Persistence of immune responses to the Sinopharm/BBIBP‐CorV vaccine

by Chandima Jeewandara, Inoka Sepali Aberathna, Pradeep Darshana Pushpakumara, Achala Kamaladasa, Dinuka Guruge, Ayesha Wijesinghe, Banuri Gunasekera, Shyrar Tanussiya Ramu, Heshan Kuruppu, Thushali Ranasinghe, Shashika Dayarathna, Osanda Dissanayake, Nayanathara Gamalath, Dinithi Ekanayake, Jeewantha Jayamali, Deshni Jayathilaka, Madushika Dissanayake, Tibutius Thanesh Jayadas, Anushika Mudunkotuwa, Gayasha Somathilake, Michael Harvie, Thashmi Nimasha, Saubhagya Danasekara, Ruwan Wijayamuni, Lisa Schimanski, Pramila Rijal, Tiong K. Tan, Tao Dong, Alain Townsend, Graham S. Ogg, Gathsaurie Neelika Malavige
Published 2022-06-01

Immune responses to a single dose of the AZD1222/Covishield vaccine in health care workers

by Chandima Jeewandara, Achala Kamaladasa, Pradeep Darshana Pushpakumara, Deshni Jayathilaka, Inoka Sepali Aberathna, Danasekara Rallage Saubhagya Rasikangani Danasekara, Dinuka Guruge, Thushali Ranasinghe, Shashika Dayarathna, Thilagaraj Pathmanathan, Gayasha Somathilake, Panambara Arachchige Deshan Madhusanka, Shyrar Tanussiya Ramu, Tibutius Thanesh Pramanayagam Jayadas, Heshan Kuruppu, Ayesha Wijesinghe, Herath Mudiyanselage Thashmi Nimasha, Dushantha Milroy, Achini Anuja Nandasena, Poththawela Kankanam Gamage Nilanka Sanjeewani, Ruwan Wijayamuni, Sudath Samaraweera, Lisa Schimanski, T. K. Tan, Tao Dong, Graham S. Ogg, Alain Townsend, Gathsaurie Neelika Malavige
Published 2021-07-01