GAITHERSBURG, Md., June 21, 2022 (GLOBE NEWSWIRE) — Emergent BioSolutions Inc. (NYSE:EBS) announced today that two-year persistence data from its phase 2 clinical study evaluating the safety and immunogenicity of the company’s investigational chikungunya virus virus-like particle (CHIKV VLP) vaccine candidate were published in The Lancet Infectious Diseases. The article, Safety and immunogenicity of PXVX0317, an aluminum hydroxide-adjuvanted chikungunya virus-like particle vaccine: a randomised, double-blind, parallel-group, phase 2 trial, is available online.
“Emergent is pleased that results from our CHIKV VLP phase 2 study have been published and shared with the scientific community in The Lancet Infectious Diseases, a highly esteemed peer-reviewed journal,” said Chris Cabell, M.D., chief medical officer and SVP clinical development at Emergent BioSolutions. “Publication of this body of work highlights the importance of developing ways to address Chikungunya disease, a public health threat for which no vaccine or treatment exists.”
Summary of published results This randomized, double-blind, parallel-group, phase 2 study was conducted at three U.S. sites with 415 participants. Eligible participants were healthy CHIKV-naïve adults aged 18–45 years. The primary endpoint was the geometric mean titer of anti-CHIKV neutralizing antibody on day 57 (28 days after the last vaccination). Safety was also assessed.
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