Cancer Patients Show Changes in Gene Replication Timing
Author Information
Author(s): Dotan Zohar A, Dotan Aviva, Ramon Jacob, Avivi Lydia
Primary Institution: Sheba Medical Center, Tel-Hashomer, Israel; Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel
Hypothesis
The study aims to understand the mechanism leading to replication timing alterations of genes in blood lymphocytes of cancer patients.
Conclusion
The aberrant epigenetic profile in blood cells of cancer patients can be reversed by an epigenetic drug, indicating potential for non-invasive cancer testing.
Supporting Evidence
- The study demonstrated that the aberrant epigenetic profile in cancer patients is reversible.
- The choice of an allele for replication in cancer patients is not random but independent of parental origin.
- The results suggest that cancer-related replication timing alterations are linked to methylation changes.
Takeaway
This study found that blood cells from cancer patients replicate genes differently than healthy people, but this can be fixed with a special medicine.
Methodology
The study used fluorescence in situ hybridization (FISH) to analyze blood samples from prostate cancer patients and benign prostate hyperplasia patients.
Participant Demographics
44 male urology patients, 22 with prostate cancer and 22 with benign prostate hyperplasia.
Statistical Information
P-Value
< 10-11
Statistical Significance
p<0.01
Digital Object Identifier (DOI)
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