TOP1
- 1 lab in 1 country
- Funders: National Cancer Institute and 5 more
- Cells1
Effects
2Epigenetic regulation of gene expression
downin yeast cells1
1 study
Epigenetic regulation of gene expression
downin yeast cells1
TOP1 decreases epigenetic regulation of gene expression in yeast cells.
“Loss of Sir2 from the rDNA via the overexpression of catalytically dead Top1 decreases RNA Pol II silencing of a reporter gene inside or adjacent to the rDNA”
Cellsoverexpression of catalytically dead Top1
Age-dependent topoisomerase I depletion alters recruitment of rDNA silencing complexes
The Journal of biological chemistry17 Dec 2025
Replicative lifespan
downin yeast cells1
1 study
Replicative lifespan
downin yeast cells1
TOP1 shortens replicative lifespan in yeast cells.
“rescue of this age-dependent depletion is harmful to replicative lifespan”
Cellsoverexpression of Top1
Age-dependent topoisomerase I depletion alters recruitment of rDNA silencing complexes
The Journal of biological chemistry17 Dec 2025
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The Journal of Biological Chemistry
Age-dependent topoisomerase I depletion alters recruitment of rDNA silencing complexes
Experiments in yeastMechanisms