- mi R - 2 1 4 ▁injection ▁and ▁in ▁mes ang ial ▁cells ▁( special ised ▁smooth ▁mus cle ▁cells ▁in ▁the ▁kid ne ys ) ▁treated ▁with ▁micro R NA ▁in hib itor . ▁ ▁mi R - 7 2 0 ▁Target ing ▁ ▁mi R - 7 2 0 ▁was ▁shown ▁to ▁target ▁the ▁pl ur ip ot ency ▁factor ▁Nan og ▁and ▁to ▁up reg ulate ▁D N MT s . ▁mi R - 7 2 0 ▁controlled ▁stem ▁cell ▁phen ot ype , ▁pro l ifer ation , ▁and ▁different iation ▁of ▁human ▁dent al ▁pul p ▁cells . ▁D ental ▁pul p ▁includes ▁mes en ch ym al ▁( st em ) ▁cells , ▁blood ▁vessels , ▁blood ▁and ▁peri pher al ▁n erves . ▁Re pression ▁of ▁the ▁pl ur ip ot ency ▁factor ▁Nan og ▁and ▁up reg ulation ▁of ▁D N MT s ▁in ▁dent al ▁pul p ▁cells ▁by ▁mi R - 7 2 0 ▁initi ated ▁od onto bl astic ▁different iation . ▁Therefore , ▁it ▁was ▁suggested ▁that ▁od onto bl astic ▁different iation ▁of ▁dent al ▁pul p ▁stem ▁cells ▁required ▁mi R - 7 2 0 ▁that ▁repr essed ▁Nan og ▁and ▁induced ▁D n mt 3 a ▁and ▁D n mt 3 b . ▁ ▁See ▁also ▁▁ ▁Micro R NA ▁ ▁References ▁ ▁Further ▁reading ▁ ▁External ▁links ▁▁▁ ▁Category : M icro R NA ▁Category : M icro R NA ▁prec ursor ▁families <0x0A> </s> ▁Clara