求助两篇文献，谢谢

健康宝宝2006

DNA demethylation by DNA repair: [8 c6 w" ^1 o
http://www.ncbi.nlm.nih.gov/pubmed/19144439
1 p& a4 Q9 D/ ~6 ?# mGadd45a promotes epigenetic gene activation by repair-mediated DNA demethylation.: t: X: \6 y, C& I0 R; P
http://www.ncbi.nlm.nih.gov/sites/entrez
. S& w3 n5 I" y( {1 H谢谢