Abstract:PURPOSE: Li-Fraumeni Syndrome (LFS) is a genetic disorder associated with a significant risk of early-onset cancer. This condition is largely driven by germline mutations in the TP53 tumor suppressor, which has a broad spectrum of functions including the transcriptional regulation of radiation response. Termed the guardian of the genome, TP53 serves as a critical checkpoint which coordinates DNA repair, cell cycle progression and apoptosis following DNA damage, ultimately controlling the fate of the cell.
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