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Dissecting Host-virus Interaction in Lytic Replication of a Model Herpesvirus
Published on: October 7, 2011
Molecular biology, pathogenesis and pathology of mumps virus
Steven Rubin1, Michael Eckhaus, Linda J Rennick
1Center for Biologics Evaluation and Research, Food and Drug Administration, Silver Spring, MD, USA.
Abstract:
Mumps is caused by the mumps virus (MuV), a member of the Paramyxoviridae family of enveloped, non-segmented, negative-sense RNA viruses. Mumps is characterized by painful inflammatory symptoms, such as parotitis and orchitis. The virus is highly neurotropic, with laboratory evidence of central nervous system (CNS) infection in approximately half of cases. Symptomatic CNS infection occurs less frequently; nonetheless, prior to the introduction of routine vaccination, MuV was a leading cause of aseptic meningitis and viral encephalitis in many developed countries. Despite being one of the oldest recognized diseases, with a worldwide distribution, surprisingly little attention has been given to its study. Cases of aseptic meningitis associated with some vaccine strains and a global resurgence of cases, including in highly vaccinated populations, has renewed interest in the virus, particularly in its pathogenesis and the need for development of clinically relevant models of disease. In this review we summarize the current state of knowledge on the virus, its pathogenesis and its clinical and pathological outcomes.
Insights
Mumps virus (MuV) causes painful inflammation and can infect the central nervous system (CNS). Renewed interest in MuV pathogenesis and disease models is driven by recent outbreaks.
Area of Science:
- Virology
- Immunology
- Neurology
Background:
- Mumps is caused by the mumps virus (MuV), an enveloped RNA virus from the Paramyxoviridae family.
- Mumps presents with inflammatory symptoms like parotitis and orchitis.
- MuV is neurotropic, frequently causing central nervous system (CNS) infection, and was a leading cause of viral meningitis and encephalitis before vaccination.
Purpose of the Study:
- To review the current understanding of mumps virus (MuV).
- To explore MuV pathogenesis and clinical outcomes.
- To highlight the need for better disease models due to resurgent mumps cases.
Main Methods:
- This is a review article, synthesizing existing research on mumps virus.
- Literature search on mumps virus, its pathogenesis, and clinical manifestations.
- Analysis of recent mumps outbreaks and their implications.
Main Results:
- Mumps virus (MuV) infection is associated with significant inflammatory conditions and neurological complications.
- Despite widespread vaccination, mumps resurgence is occurring globally.
- Existing knowledge on MuV pathogenesis and clinical outcomes requires updating.
Conclusions:
- Further research into mumps virus (MuV) pathogenesis is crucial.
- Development of clinically relevant disease models is needed to combat mumps resurgence.
- Understanding MuV is essential for public health, especially given recent outbreaks.
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