Mapping Gene Regulation in Response to Virus Infection
Author Information
Author(s): Nudelman German, Ge Yongchao, Hu Jianzhong, Kumar Madhu, Seto Jeremy, Duke Jamie L, Kleinstein Steven H, Hayot Fernand, Sealfon Stuart C, Wetmur James G
Primary Institution: Mount Sinai School of Medicine
Hypothesis
Can gene expression variations among individuals infected with Newcastle Disease Virus be explained by shared transcription factors?
Conclusion
The study developed a methodology that effectively maps gene co-regulation in response to virus infection, revealing significant correlations among specific gene clusters.
Supporting Evidence
- The study identified 34 key regulator genes involved in the immune response to NDV.
- Significant positive correlations were found between gene expression levels and transcription factor sharing.
- Two clusters of transcriptionally co-regulated genes were identified.
- An interactive web tool called CorEx was developed to facilitate further research.
Takeaway
Scientists looked at how different people's genes reacted to a virus and found that some genes work together more closely than others.
Methodology
The study used multidimensional scaling and transcription factor enrichment analysis to investigate gene expression correlations among 34 genes in dendritic cells from 145 human donors infected with Newcastle Disease Virus.
Potential Biases
Potential bias from the NDV correction procedure affecting gene expression measurements.
Limitations
The sample of measured genes was small and further reduced by experimental uncertainties and filtering.
Participant Demographics
145 human donors were included in the study.
Statistical Information
P-Value
0.0003
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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