The purposes of the bright active activity Elixirs for being related to that Jie Guide DNA Chain Broken is inhibited to split the enzyme for repairing Complex of this Hair, the Drug object for the disease that defect Guide is caused in the gene of Jie Treatment Guide Tong Yuan Chong Group is controlled with what production.本發明涉及抑制介導DNA鏈斷裂修復的酶的活性的活性劑的用途,用於生産治療介導同源重組的基因中缺陷導致的疾病的藥物。