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Updated: Aug 6, 2026

Multicolor Flow Cytometry Analyses of Cellular Immune Response in Rhesus Macaques
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Published on: April 22, 2010

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Regulatory pathway underpinning the development of encephalitis after simian immunodeficiency virus infection in

Taeho Kwon1,2, Hong-Yi Xiang3, Xiao-Ya Xing3

  • 1Primate Resources Center, Korea Research Institute of Bioscience and Biotechnology (KRIBB), Jeongeup, Republic of Korea.

Journal of Medical Primatology
|June 6, 2023
PubMed
Abstract

Insights

Simian immunodeficiency virus (SIV) infection causes encephalitis in macaques, similar to HIV dementia. Targeting the STAT1 gene offers a new therapeutic approach for SIV encephalitis (SIVE) and related human conditions.

Area of Science:

  • Neuroscience
  • Immunology
  • Genomics

Background:

  • Simian immunodeficiency virus (SIV) infection in rhesus macaques (Macaca mulatta) models human immunodeficiency virus (HIV)-induced dementia.
  • SIV infection can progress to SIV encephalitis (SIVE).

Purpose of the Study:

  • To identify key genes and pathways involved in SIV encephalitis (SIVE) development.
  • To explore potential therapeutic targets for SIVE.

Main Methods:

  • Analysis of two microarray datasets from SIV-infected M. mulatta hippocampus samples.
  • Identification of common differentially expressed genes and prediction of protein interactions.

Main Results:

  • Eight genes (MX1, B2M, IFIT1, TYMP, STAT1, IFI44, ISG15, IFI27) were identified as crucial in regulating biological processes and signaling pathways linked to SIV encephalitis.
  • STAT1 was identified as a central regulator of pathological changes during SIVE development.

Conclusions:

  • The identified genes, particularly STAT1, provide a theoretical basis for understanding SIVE pathogenesis.
  • Targeting STAT1 may offer a novel therapeutic strategy for treating SIV encephalitis and potentially HIV-associated neurocognitive disorders.
Keywords:
human immunodeficiency virusrhesus macaque; encephalitissimian immunodeficiency virus

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