▁stroke ▁were ▁found ▁to ▁be ▁def ic ient ▁in ▁base ▁exc ision ▁repair ▁of ▁th ym ine ▁g ly col ▁as ▁well ▁as ▁other ▁types ▁of ▁ox id ative ▁dam ages . ▁▁ ▁It ▁was ▁suggested ▁that ▁imp a ired ▁base ▁exc ision ▁repair ▁is ▁a ▁risk ▁factor ▁for ▁is chem ic ▁brain ▁injury . ▁ ▁References ▁ ▁Category : P yr im id ined iones ▁Category : V ic inal ▁di ols <0x0A> </s> ▁W altra ud ▁Diet sch , ▁n ée ▁Bir n baum ▁( born ▁ 2 6 ▁November ▁ 1 9 5 0 ▁in ▁Sta ß furt , ▁East ▁Germany ) ▁is ▁a ▁retired ▁German ▁spr inter ▁who ▁special ized ▁in ▁the ▁ 4 0 0 ▁metres . ▁ ▁She ▁won ▁a ▁gold ▁medal ▁in ▁ 4 x 4 0 0 ▁metres ▁relay ▁at ▁the ▁ 1 9 7 4 ▁European ▁Championships , ▁together ▁with ▁team m ates ▁Angel ika ▁Hand t , ▁Ellen ▁Stre id t ▁and ▁Brig itte ▁R oh de . ▁She ▁had ▁finished ▁fifth ▁in ▁the ▁same ▁event ▁at ▁the ▁ 1 9 6 9 ▁European ▁Championships . ▁ ▁In ▁the ▁individual ▁event ▁she ▁won ▁a ▁silver ▁medal ▁at ▁the ▁ 1 9 7 3 ▁European ▁Ind oor ▁Championships ▁and ▁a ▁bronze ▁at ▁the ▁ 1 9 7 4 ▁European ▁Ind oor ▁Championships . ▁ ▁She ▁competed ▁for ▁the ▁club ▁SC ▁Mag de burg ▁during ▁her ▁active ▁career . ▁ ▁Category : 1 9 5 0 ▁birth s ▁Category : L iving ▁people ▁Category :