Related Experiment Videos
Diagnostic tests for small ruminant lentiviruses
D de Andrés1, D Klein, N J Watt
1Institute of Agrobiotechnology and Natural Resources, Pamplona, Spain.
Veterinary Microbiology
|March 30, 2005
Summary
Maedi Visna Virus (MVV) and Caprine Arthritis Encephalitis Virus (CAEV) cause slow-progressing diseases in small ruminants. Combining ELISA and PCR offers the best detection for these retroviral infections.
Area of Science:
- Veterinary Virology
- Immunology
- Molecular Diagnostics
Background:
- Maedi Visna Virus (MVV) and Caprine Arthritis Encephalitis Virus (CAEV) are closely related retroviruses.
- These viruses cause chronic, slow-progressing inflammatory diseases in small ruminants.
- Current diagnosis relies on serological testing, but assay performance varies.
Purpose of the Study:
- To review recent advancements in laboratory diagnostic methods for SRLV.
- To evaluate the use of these methods in field diagnosis.
- To compare the sensitivity and specificity of available diagnostic assays.
Main Methods:
- Systematic review of recent literature on diagnostic methods for SRLV.
- Analysis of laboratory diagnostic techniques including ELISA and PCR.
- Evaluation of field applicability of diagnostic assays.
Main Results:
- A variety of serological assays exist for SRLV detection.
- Relative sensitivity and specificity of these assays have not been systematically compared.
- ELISA and PCR show promise for optimal SRLV detection.
Conclusions:
- Optimal detection of Small Ruminant Lentivirus (SRLV) infection may be achieved by combining ELISA and PCR.
- Further systematic comparisons of diagnostic assays are needed.
- Advancements in laboratory diagnostics can improve field diagnosis of SRLV.