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Progressive Anemia in a Pig-tail Macaque With AIDS
Larry Foresman1, Opendra Narayan, David Pinson
1Laboratory Animal Resources and Marion Merrell Dow Laboratory of Viral Pathogenesis, University of Kansas Medical Center, 3901 Rainbow Blvd, Kansas City, KS, 66160.
Contemporary Topics in Laboratory Animal Science
|June 28, 2002
Summary
In macaques with AIDS, KUSHIV-1B virus-induced immune suppression hinders the response to simian parvovirus (SPV), causing persistent infection and progressive anemia. SPV is a key consideration for diagnosing anemia in research macaques.
Area of Science:
- Veterinary Medicine
- Immunology
- Virology
Background:
- Acquired immunodeficiency syndrome (AIDS) in pigtail macaques can lead to complex health issues.
- Opportunistic infections are common in immunocompromised animal models.
- Progressive anemia is a serious clinical sign requiring thorough investigation.
Purpose of the Study:
- To diagnose the cause of progressive anemia in an AIDS-affected pigtail macaque.
- To investigate the role of simian parvovirus (SPV) in the context of KUSHIV-1B virus infection.
- To highlight SPV as a differential diagnosis for anemia in macaques.
Main Methods:
- Case study of a pigtail macaque with progressive anemia and AIDS.
- Analysis of the immune status in relation to viral infections.
- Diagnostic evaluation for anemia in research macaques.
Main Results:
- KUSHIV-1B virus infection led to significant immune suppression.
- Immune suppression prevented an effective immune response against simian parvovirus (SPV).
- Persistent SPV infection was identified as the cause of progressive anemia.
Conclusions:
- Simian parvovirus (SPV) can cause persistent infection and progressive anemia in immunocompromised macaques.
- KUSHIV-1B virus-induced immunosuppression is a critical factor in the development of SPV infection.
- SPV should be included in the differential diagnosis for anemia in macaques used in research settings.