Durability of single-dose rVSV-ZEBOV vaccine responses: what do we know?

Introduction: The live-attenuated recombinant vesicular stomatitis virus vaccine expressing the glycoprotein (GP) of Zaire Ebola virus (rVSV-ZEBOV) has proven immunogenic in humans and effective in field studies. Yet long-term durability of vaccine responses is unknown. Areas covered: We survey the...

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Main Authors: Angela Huttner (Author), Claire-Anne Siegrist (Author)
Format: Book
Published: Taylor & Francis Group, 2018-12-01T00:00:00Z.
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Summary:Introduction: The live-attenuated recombinant vesicular stomatitis virus vaccine expressing the glycoprotein (GP) of Zaire Ebola virus (rVSV-ZEBOV) has proven immunogenic in humans and effective in field studies. Yet long-term durability of vaccine responses is unknown. Areas covered: We survey the evidence available in the literature for the durability of human responses to rVSV-ZEBOV. We also review determinants of initial responses and of their persistence. Expert commentary: Persistence of EBOV-GP-specific antibody responses is strong at 2 years - currently the longest post-vaccination interval studied - after a single injection. Vaccine dose predicts persistence of seropositivity, though the magnitude of antibody responses at later time points becomes less dose-dependent. Vaccine-related arthritis is a significant predictor of both persistence and magnitude of the antibody response.
Item Description:1476-0584
1744-8395
10.1080/14760584.2018.1546582