Comparative Expression Profile of miRNA and mRNA in HIV-1 Infected Blood Cells
Author Information
Author(s): Ankit Gupta, Pruthvi Nagilla, Le Hai-Son, Coulton Bunney, Courtney Zych, Anbupalam Thalamuthu, Ziv Bar-Joseph, Sinnakaruppan Mathavan, Velpandi Ayyavoo
Primary Institution: University of Pittsburgh
Hypothesis
HIV-1 infection may regulate an identical subset of miRNA in cells derived from genetically diverse individuals, impacting mRNA in genes associated with distinct cellular pathways.
Conclusion
HIV-1 infection alters the regulation of 21 miRNAs and 444 mRNAs, indicating that the miRNA profile could serve as an early indicator of host cellular dysfunction.
Supporting Evidence
- HIV-1 infection led to altered regulation of 21 miRNAs and 444 mRNAs.
- The differentially regulated miRNA and mRNA were associated with pathways involved in cell cycle, apoptosis, T-cell signaling, and immune activation.
- Results indicate that the miRNA profile could be an early indicator of host cellular dysfunction induced by HIV-1.
Takeaway
When people get infected with HIV, their blood cells change how they use tiny molecules called miRNAs and mRNAs, which help control how genes work.
Methodology
The study used a comparative global miRNA and mRNA microarray profiling in PBMCs from multiple donors infected with HIV-1.
Potential Biases
Potential biases may arise from using PBMCs from healthy donors, which may not fully represent the infected population.
Limitations
The study may not account for variability in host genetics and viral load among different individuals.
Participant Demographics
PBMCs were derived from multiple healthy donors who were seronegative for HIV-1.
Statistical Information
P-Value
<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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