Histone Modifier Genes in Human Cancers
Author Information
Author(s): Özdağ Hilal, Teschendorff Andrew E, Ahmed Ahmed Ashour, Hyland Sarah J, Blenkiron Cherie, Bobrow Linda, Veerakumarasivam Abhi, Burtt Glynn, Subkhankulova Tanya, Arends Mark J, Collins V Peter, Bowtell David, Kouzarides Tony, Brenton James D, Caldas Carlos
Primary Institution: University of Cambridge
Hypothesis
The study investigates the expression patterns of histone modifier genes in various human solid cancers.
Conclusion
The expression patterns of histone acetyltransferases, deacetylases, and methyltransferases suggest their importance in cancer transformation and indicate potential clinical applications.
Supporting Evidence
- Expression of histone modifier genes was able to discriminate tumor samples from normal tissues.
- Clustering based on gene expression showed that most samples grouped according to tissue type.
- Using a linear discriminant classifier, most samples were correctly assigned with as few as 5 of the 12 genes.
Takeaway
This study looked at how certain genes that modify histones behave in different types of cancer, which could help doctors understand and treat these cancers better.
Methodology
The expression of 12 histone modifier genes was analyzed using QRT-PCR in 225 samples, including primary tumors, cancer cell lines, and normal tissues.
Potential Biases
Potential bias may arise from the selection of samples and the reliance on specific housekeeping genes for normalization.
Limitations
The study's findings may not be generalizable to all cancer types due to the specific focus on selected histone modifier genes.
Participant Demographics
The study included samples from various cancer types, including colorectal, renal, breast, ovarian, glioblastoma, and bladder cancers.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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