Related Experiment Videos
Human herpesvirus-7 (HHV-7): current status
D V Ablashi1, Z N Berneman, B Kramarsky
1Advanced Biotechnologies Inc., Columbia, MD 21046, USA.
Clinical and Diagnostic Virology
|July 1, 1995
Summary
Human herpesvirus-7 (HHV-7) is a ubiquitous virus with over 85% prevalence in the US. While associated with exanthem subitum, its role in other diseases and interaction with HIV-1 requires further investigation.
Area of Science:
- Virology
- Immunology
- Molecular Biology
Background:
- Human herpesvirus-7 (HHV-7) is a recently discovered virus with limited known information regarding its prevalence and biological aspects.
- HHV-7 is closely related to human herpesvirus-6 (HHV-6) and human cytomegalovirus (HCMV).
Purpose of the Study:
- To review the current knowledge on Human herpesvirus-7 (HHV-7).
Main Methods:
- Literature review of studies on HHV-7.
- Analysis of viral protein identification using polyvalent and monoclonal antibodies.
- Examination of HHV-7 prevalence rates and isolation sites (saliva, PBMC).
Main Results:
- HHV-7 prevalence is over 85% in the US, higher than in Japan, and frequently isolated from saliva and PBMCs.
- Primary HHV-7 infection is linked to exanthem subitum and has been observed in patients with hepatitis and hepatosplenomegaly.
- HHV-7 replication is limited, with only one T-cell line (SupT1) supporting low-yield replication.
Conclusions:
- Further research is needed to understand HHV-7's epidemiology, biology, immunology, and pathogenesis.
- HHV-7's reciprocal interference with HIV-1 suggests a potential role in HIV-1 natural history and necessitates investigation into vertical transmission.