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HIV-1 proteins, Tat and gp120, target the developing dopamine system
Sylvia Fitting, Rosemarie M Booze1, Charles F Mactutus
1Department of Psychology, 1512 Pendleton Street, University of South Carolina, Columbia, SC 29208, USA. booze@mailbox.sc.edu.
Current HIV Research
|January 24, 2015
Summary
Human immunodeficiency virus (HIV) infection affects millions of children globally. This review examines how HIV-1 proteins target the developing dopamine system in children, potentially causing neurological issues.
Area of Science:
- Neuroscience
- Virology
- Pediatrics
Background:
- Millions of children worldwide live with HIV/AIDS, with mother-to-child transmission being the primary infection route.
- HIV-1 infection impacts the central nervous system (CNS), with viral proteins like Tat and gp120 implicated.
- Pediatric HIV-1 CNS infection presents unique challenges due to developing biological systems.
Purpose of the Study:
- To review the targets of HIV-1 proteins within the developing dopamine (DA) system in children.
- To understand the specific susceptibility of the DA system during development in pediatric HIV-1 infection.
- To explore potential therapeutic strategies for HIV-1-related neurological deficits in children.
Main Methods:
- Literature review focusing on HIV-1 neuropathogenesis in pediatric populations.
- Analysis of the impact of HIV-1 proteins on dopamine system development.
- Synthesis of current knowledge on CNS development and HIV-1 disease progression.
Main Results:
- The dopamine system is a significant target in pediatric HIV-1 CNS infection.
- HIV-1 proteins appear to specifically target and disrupt the developing DA system.
- Age-related differences in disease progression influence neurological outcomes.
Conclusions:
- The dopamine system is a clinically relevant and developmentally susceptible target in pediatric HIV-1 infection.
- Understanding developmental neurobiology is crucial for addressing neurological and neurocognitive deficits.
- Targeting HIV-1's impact on the DA system may offer therapeutic avenues for affected children.
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