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Vaccinia Virus Infection & Temporal Analysis of Virus Gene Expression: Part 2
Published on: April 10, 2009
Recent advances in varicella-zoster virus infection
J I Cohen1, P A Brunell, S E Straus
1Medical Virology Section, Laboratory of Clinical Investigation, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892-1888, USA.
Annals of Internal Medicine
|June 22, 1999
Summary
Varicella-zoster virus (VZV) establishes latency, evading the immune system. New syndromes in AIDS patients and advancements in antiviral treatments and vaccines offer improved management strategies for VZV infections.
Area of Science:
- Virology
- Immunology
- Infectious Diseases
Background:
- Varicella-zoster virus (VZV) employs intricate mechanisms for lifelong latency and immune evasion.
- Classic varicella (chickenpox) and zoster (shingles) are well-documented, but novel VZV manifestations emerge in immunocompromised individuals, notably those with AIDS.
- These include chronic chickenpox with verrucous lesions and disseminated VZV without cutaneous involvement.
Framework:
- Acyclovir has been the standard treatment for severe VZV infections.
- Emerging antiviral therapies, suchvalacyclovir and famciclovir, broaden treatment options for adult herpes zoster.
- A newly approved live attenuated VZV vaccine demonstrates efficacy in preventing chickenpox.
Implementation:
- The VZV vaccine's success in preventing chickenpox is established.
- Its capacity to elicit an immune response in VZV-seropositive adults is a significant finding.
- This suggests potential for therapeutic vaccination strategies.
Implications:
- The VZV vaccine may offer a novel approach to managing herpes zoster in adults.
- Further research into therapeutic vaccination could revolutionize VZV infection control.
- Understanding VZV latency and immune interaction is crucial for developing advanced treatments.
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