Persistent and robust antibody responses to ChAdOx1-S Oxford-AstraZeneca (ChAdOx1-S, Covishield) SARS-CoV-2 vaccine observed in Ugandans across varied baseline immune profiles
Serwanga, Jennifer, Oluka, Gerald Kevin, Baine, Claire, Ankunda, Violet, Sembera, Jackson, Kato, Laban, Katende, Joseph Ssebwana, Odoch, Geoffrey, Auma, Betty Oliver, Gombe, Ben, Musenero, Monica, Kaleebu, Pontiano
Published in PloS one (29.07.2024)
Published in PloS one (29.07.2024)
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Journal Article
Sustained spike-specific IgG antibodies following CoronaVac (Sinovac) vaccination in sub-Saharan Africa, but increased breakthrough infections in baseline spike-naive individuals
Sembera, Jackson, Baine, Claire, Ankunda, Violet, Katende, Joseph Ssebwana, Oluka, Gerald Kevin, Akoli, Christine Hermilia, Kato, Laban, Odoch, Geoffrey, Ejou, Peter, Opio, Solomon, Musenero, Monica, Kaleebu, Pontiano, Serwanga, Jennifer
Published in Frontiers in immunology (30.11.2023)
Published in Frontiers in immunology (30.11.2023)
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Journal Article
The single-dose Janssen Ad26.COV2.S COVID-19 vaccine elicited robust and persistent anti-spike IgG antibody responses in a 12-month Ugandan cohort
Serwanga, Jennifer, Kato, Laban, Oluka, Gerald Kevin, Ankunda, Violet, Sembera, Jackson, Baine, Claire, Kitabye, Isaac, Namuyanja, Angela, Opio, Solomon, Katende, Joseph Ssebwana, Ejou, Peter, Kaleebu, Pontiano
Published in Frontiers in immunology (08.05.2024)
Published in Frontiers in immunology (08.05.2024)
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Journal Article
The subdued post-boost spike-directed secondary IgG antibody response in Ugandan recipients of the Pfizer-BioNTech BNT162b2 vaccine has implications for local vaccination policies
Ankunda, Violet, Katende, Joseph Ssebwana, Oluka, Gerald Kevin, Sembera, Jackson, Baine, Claire, Odoch, Geoffrey, Ejou, Peter, Kato, Laban, Kaleebu, Pontiano, Serwanga, Jennifer
Published in Frontiers in immunology (16.02.2024)
Published in Frontiers in immunology (16.02.2024)
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Journal Article
Rapid, early, and potent Spike-directed IgG, IgM, and IgA distinguish asymptomatic from mildly symptomatic COVID-19 in Uganda, with IgG persisting for 28 months
Serwanga, Jennifer, Ankunda, Violet, Sembera, Jackson, Kato, Laban, Oluka, Gerald Kevin, Baine, Claire, Odoch, Geoffrey, Kayiwa, John, Auma, Betty Oliver, Jjuuko, Mark, Nsereko, Christopher, Cotten, Matthew, Onyachi, Nathan, Muwanga, Moses, Lutalo, Tom, Fox, Julie, Musenero, Monica, Kaleebu, Pontiano
Published in Frontiers in immunology (16.03.2023)
Published in Frontiers in immunology (16.03.2023)
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Journal Article
Sustained S-IgG and S-IgA antibodies to Moderna's mRNA-1273 vaccine in a Sub-Saharan African cohort suggests need for booster timing reconsiderations
Serwanga, Jennifer, Ankunda, Violet, Katende, Joseph Ssebwana, Baine, Claire, Oluka, Gerald Kevin, Odoch, Geoffrey, Nantambi, Hellen, Mugaba, Susan, Namuyanja, Angella, Ssali, Ivan, Ejou, Peter, Kato, Laban, Musenero, Monica, Kaleebu, Pontiano
Published in Frontiers in immunology (2024)
Published in Frontiers in immunology (2024)
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Journal Article
Seroprevalence and durability of antibody responses to AstraZeneca vaccination in Ugandans with prior mild or asymptomatic COVID-19: implications for vaccine policy
Serwanga, Jennifer, Baine, Claire, Mugaba, Susan, Ankunda, Violet, Auma, Betty Oliver, Oluka, Gerald Kevin, Kato, Laban, Kitabye, Isaac, Sembera, Jackson, Odoch, Geoffrey, Ejou, Peter, Nalumansi, Amina, Gombe, Ben, Musenero, Monica, Kaleebu, Pontiano
Published in Frontiers in immunology (02.05.2023)
Published in Frontiers in immunology (02.05.2023)
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Journal Article
Spike protein is a key target for stronger and more persistent T-cell responses—a study of mild and asymptomatic SARS-CoV-2 infection
Ssali, Ivan, Mugaba, Susan, Watelo, Arthur Kalyebi, Bemanzi, Juliana, Katende, Joseph Ssebwana, Oluka, Gerald Kevin, Ankunda, Violet, Baine, Claire, Kato, Laban, Onyachi, Nathan, Muwanga, Moses, Jjuuko, Mark, Kayiwa, John, Nsereko, Christopher, Auma, Betty Oliver, Weiskopf, Daniela, Sette, Alessandro, Lutalo, Tom, Musenero, Monica, Kaleebu, Pontiano, Serwanga, Jennifer
Published in International journal of infectious diseases (01.11.2023)
Published in International journal of infectious diseases (01.11.2023)
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Journal Article
An Optimised Indirect ELISA Protocol for Detection and Quantification of Anti-viral Antibodies in Human Plasma or Serum: A Case Study Using SARS-CoV-2
Baine, Claire, Sembera, Jackson, Kevin Oluka, Gerald, Katende, Joseph Ssebwana, Ankunda, Violet, Serwanga, Jennifer
Published in Bio-protocol (20.12.2023)
Published in Bio-protocol (20.12.2023)
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Journal Article
Pre-pandemic SARS-CoV-2-specific IFN-γ and antibody responses were low in Ugandan samples and significantly reduced in HIV-positive specimens
Nantambi, Hellen, Sembera, Jackson, Ankunda, Violet, Ssali, Ivan, Kalyebi, Arthur Watelo, Oluka, Gerald Kevin, Kato, Laban, Ubaldo, Bahemuka, Kibengo, Freddie, Katende, Joseph Ssebwana, Gombe, Ben, Baine, Claire, Odoch, Geoffrey, Mugaba, Susan, Sande, Obondo James, Kaleebu, Pontiano, Serwanga, Jennifer
Published in Frontiers in immunology (2023)
Published in Frontiers in immunology (2023)
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Journal Article
Persistent and robust antibody responses to ChAdOx1-S Oxford-AstraZeneca
Serwanga, Jennifer, Oluka, Gerald Kevin, Baine, Claire, Ankunda, Violet, Sembera, Jackson, Kato, Laban, Katende, Joseph Ssebwana, Odoch, Geoffrey, Auma, Betty Oliver, Gombe, Ben, Musenero, Monica, Kaleebu, Pontiano
Published in PloS one (29.07.2024)
Published in PloS one (29.07.2024)
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Journal Article
Optimisation and Validation of a conventional ELISA and cut-offs for detecting and quantifying anti-SARS-CoV-2 Spike, RBD, and Nucleoprotein IgG, IgM, and IgA antibodies in Uganda
Oluka, Gerald Kevin, Namubiru, Patricia, Kato, Laban, Ankunda, Violet, Gombe, Ben, Cotten, Matthew, Musenero, Monica, Kaleebu, Pontiano, Fox, Julie, Serwanga, Jennifer
Published in Frontiers in immunology (14.03.2023)
Published in Frontiers in immunology (14.03.2023)
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Journal Article