▁reg ener ation ▁is ▁how ▁to ▁overcome ▁this ▁poor ▁reg ener ative ▁quality ▁of ▁the ▁brain . ▁It ▁is ▁important ▁to ▁note ▁that ▁there ▁are ▁ther ap ies ▁that ▁improve ▁cogn ition ▁and ▁increase ▁the ▁amount ▁of ▁neural ▁path ways , ▁but ▁this ▁does ▁not ▁mean ▁that ▁there ▁is ▁a ▁pro l ifer ation ▁of ▁neural ▁cells ▁in ▁the ▁brain . ▁R ather , ▁it ▁is ▁called ▁a ▁pl astic ▁re w iring ▁of ▁the ▁brain ▁( pl astic ▁because ▁it ▁indicates ▁m alle ability ) ▁and ▁is ▁considered ▁a ▁vital ▁part ▁of ▁growth . ▁Nevertheless , ▁many ▁problems ▁in ▁patients ▁stem ▁from ▁death ▁of ▁neur ons ▁in ▁the ▁brain , ▁and ▁research ers ▁in ▁the ▁field ▁are ▁st riv ing ▁to ▁produce ▁techn ologies ▁that ▁enable ▁reg ener ation ▁in ▁patients ▁with ▁stroke , ▁Park inson ' s ▁dise ases , ▁severe ▁tra uma , ▁and ▁Al z heimer ' s ▁disease , ▁as ▁well ▁as ▁many ▁others . ▁While ▁still ▁in ▁fled g ling ▁stages ▁of ▁development , ▁research ers ▁have ▁recently ▁begun ▁making ▁very ▁interesting ▁progress ▁in ▁attempting ▁to ▁treat ▁these ▁dise ases . ▁Research ers ▁have ▁recently ▁successfully ▁produced ▁dop am iner g ic ▁neur ons ▁for ▁trans plant ▁in ▁patients ▁with ▁Park inson ' s ▁dise ases ▁with ▁the ▁hopes ▁that ▁they ▁will ▁be ▁able ▁to ▁move ▁again ▁with ▁a ▁more ▁steady ▁supply ▁of ▁dop am ine . ▁Many ▁research ers ▁are ▁building ▁sc aff olds ▁that ▁could ▁be ▁trans pl anted ▁into ▁a ▁patient ▁with ▁sp inal