Reassessing the Role of APOBEC3G in Human Immunodeficiency Virus Type 1 Infection of Quiescent CD4+ T-Cells
2009

Reassessing the Role of APOBEC3G in HIV-1 Infection of Quiescent CD4+ T-Cells

Sample size: 6 publication 10 minutes Evidence: moderate

Author Information

Author(s): Kamata Masakazu, Nagaoka Yoshiko, Chen Irvin S. Y.

Primary Institution: David Geffen School of Medicine, University of California Los Angeles

Hypothesis

Does APOBEC3G play a role in restricting HIV-1 infection in quiescent CD4+ T-cells?

Conclusion

The study concludes that APOBEC3G does not play a significant role in restricting HIV-1 infection in quiescent CD4+ T-cells.

Supporting Evidence

  • APOBEC3G knock-down did not enhance HIV-1 infection in quiescent CD4+ T-cells.
  • Three different siRNAs targeting APOBEC3G were tested with no significant effect on HIV-1 infection.
  • Results were consistent across six different donors.

Takeaway

Scientists wanted to see if a protein called APOBEC3G stops HIV from infecting certain immune cells, but they found it doesn't help at all.

Methodology

The study used siRNA to knock down APOBEC3G in quiescent CD4+ T-cells and measured HIV-1 infection levels.

Potential Biases

Potential biases may arise from differences in cell source and culture conditions.

Limitations

The study's results were not consistent with previous findings, and the reasons for discrepancies were not fully understood.

Participant Demographics

Quiescent CD4+ T-cells derived from peripheral blood mononuclear cells of healthy human donors.

Statistical Information

P-Value

0.00005

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.ppat.1000342

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