Viral and Latent Reservoir Persistence in HIV-1–Infected Patients on Therapy
2006

Understanding HIV-1 Latent Reservoir Persistence

Sample size: 27 publication 10 minutes Evidence: moderate

Author Information

Author(s): Kim Hwijin, Alan S. Perelson

Primary Institution: Los Alamos National Laboratory

Hypothesis

What factors contribute to the persistence of latently infected cells in HIV-1 patients on therapy?

Conclusion

The study reveals that T cell bystander proliferation and latent cell activation are key factors in maintaining the latent reservoir and low-level viremia in HIV-1 patients.

Supporting Evidence

  • Latently infected cells can proliferate without producing virus.
  • Activation of latently infected cells decreases over time on therapy.
  • High drug efficacy can maintain low viral loads without depleting the latent reservoir.

Takeaway

Even with treatment, some HIV can hide in the body and stay there for a long time, making it hard to get rid of the virus completely.

Methodology

A mathematical model was developed to analyze the dynamics of HIV-1 and latently infected cells during antiretroviral therapy.

Limitations

The model assumes constant parameters and does not account for all potential variations in patient responses.

Participant Demographics

Patients who initiated treatment during primary infection.

Digital Object Identifier (DOI)

10.1371/journal.pcbi.0020135

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