R
Ratna Sari Wijaya
Researcher at University of Pelita Harapan
Publications - 14
Citations - 177
Ratna Sari Wijaya is an academic researcher from University of Pelita Harapan. The author has contributed to research in topics: Vaccination & Medicine. The author has an hindex of 5, co-authored 9 publications receiving 78 citations. Previous affiliations of Ratna Sari Wijaya include University of Sydney.
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Journal ArticleDOI
Macrophage Coordination of the Interferon Lambda Immune Response.
Scott A. Read,Ratna Sari Wijaya,Mehdi Ramezani-Moghadam,Enoch Tay,Steve Schibeci,Christopher Liddle,Vincent Lam,Vincent Lam,Lawrence Yuen,Lawrence Yuen,Mark W. Douglas,David R. Booth,Jacob George,Golo Ahlenstiel +13 more
TL;DR: It is demonstrated that macrophages are primary responders to IFN-λ, uniquely positioned to bridge the gap between IFn-λ producing cells and lymphocyte populations that are not intrinsically responsive to IFE, highlighting a novel role for macrophage in shaping IFN -λ dependent immune responses.
Journal ArticleDOI
KLRG1+ natural killer cells exert a novel antifibrotic function in chronic hepatitis B.
Ratna Sari Wijaya,Ratna Sari Wijaya,Scott A. Read,Stephen D. Schibeci,Mohammed Eslam,Mahmoud Karimi Azardaryany,Korri El-Khobar,David van der Poorten,Rita Lin,Lawrence Yuen,Vincent W. T. Lam,Jacob George,Mark W. Douglas,Golo Ahlenstiel +13 more
TL;DR: It is demonstrated that these specific NK cells are able to kill activated stellate cells in the liver, and may provide a novel therapeutic approach to treat liver fibrosis in patients with CHB.
Journal ArticleDOI
HBV vaccination and HBV infection induces HBV-specific natural killer cell memory
Ratna Sari Wijaya,Ratna Sari Wijaya,Scott A. Read,Naomi R Truong,Shuanglin Han,Dishen Chen,Haleh Shahidipour,Nicole Fewings,Stephen D. Schibeci,Mahmoud Karimi Azardaryany,Grant P Parnell,David R. Booth,David van der Poorten,Rita Lin,Jacob George,Mark W. Douglas,Golo Ahlenstiel +16 more
TL;DR: The data support the presence of a mature mNKs following HBV antigen exposure either through vaccination or infection, and provides an opportunity to develop novel treatments targeting HBV in chronic infection.
Journal ArticleDOI
Antibody response to the inactivated SARS-CoV-2 vaccine among healthcare workers, Indonesia.
TL;DR: In this article, the authors investigated the magnitude and durability of antibodies against the spike (S) protein (anti-S) in fully-vaccinated HCWs using an electrochemiluminescence immunoassay.
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Post-vaccination cases of COVID-19 among healthcare workers at Siloam Teaching Hospital, Indonesia.
TL;DR: In this article, the authors identified cases of COVID-19 among vaccinated HCWs at Siloam Teaching Hospital, Indonesia via active and passive surveillance conducted by the hospital's COVID19 infection prevention and control unit.