Imunon Inc. has entered into a cooperative research and development agreement with the National Institute of Allergy and Infectious Diseases (NIAID) for the evaluation of the immunogenicity and efficacy of two Imunon DNA-based Lassa virus vaccine candidates. Under the 3-year agreement, the NIAID will assess the efficacy of Placcine DNA constructs against Lassa virus in guinea pig and non-human primate disease models, including both prime and prime-boost vaccine strategies.