{"id":9184,"date":"2024-08-15T19:38:26","date_gmt":"2024-08-15T19:38:26","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=9184"},"modified":"2024-08-15T19:38:26","modified_gmt":"2024-08-15T19:38:26","slug":"emodin-regulates-mir-21","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/hu\/az-emodin-szabalyozza-a-mir-21-et\/","title":{"rendered":"Az emodin szab\u00e1lyozza a MiR-21 k\u00f6zvet\u00edtett autof\u00e1gi\u00e1t a vese oxidat\u00edv k\u00e1rosod\u00e1s\u00e1nak enyh\u00edt\u00e9s\u00e9re a cukorbetegs\u00e9gben szenved\u0151 nefrop\u00e1tia egerekben"},"content":{"rendered":"<p>Az emodin szab\u00e1lyozza a MiR-21 k\u00f6zvet\u00edtett autof\u00e1gi\u00e1t a vese oxidat\u00edv k\u00e1rosod\u00e1s\u00e1nak enyh\u00edt\u00e9s\u00e9re a cukorbetegs\u00e9gben szenved\u0151 nefrop\u00e1tia egerekben<br \/>\nA diab\u00e9teszes nefrop\u00e1tia (DN) a cukorbetegs\u00e9g leggyakoribb s\u00falyos m\u00e1sodlagos glomerul\u00e1ris betegs\u00e9ge \u00e9s a kr\u00f3nikus veseel\u00e9gtelens\u00e9g gyakori oka. A t\u00falzott v\u00e9rcukorszint oxidat\u00edv stresszt v\u00e1lthat ki a ves\u00e9ben, ami a reakt\u00edv oxig\u00e9nfajok (ROS) felhalmoz\u00f3d\u00e1s\u00e1hoz vezet a ves\u00e9k bels\u0151 sejtjeiben. Ez oxidat\u00edv k\u00e1rosod\u00e1st okozhat a podocit\u00e1kban, az endot\u00e9lsejtekben, a tubul\u00e1ris h\u00e1msejtekben \u00e9s a mezangiumsejtekben, s\u00falyosb\u00edtva a diab\u00e9teszes nefrop\u00e1tia kialakul\u00e1s\u00e1t \u00e9s fejl\u0151d\u00e9s\u00e9t. Az autof\u00e1gia egy fontos bels\u0151 lebont\u00e1si mechanizmus, amely fenntartja az eukari\u00f3ta sejtek intracellul\u00e1ris k\u00f6rnyezet\u00e9nek stabilit\u00e1s\u00e1t. A lizoszom\u00e1lis feh\u00e9rj\u00e9k lebont\u00e1s\u00e1val, a s\u00e9r\u00fclt strukt\u00far\u00e1k vagy a t\u00falexprim\u00e1lt feh\u00e9rj\u00e9k ki\u00fcr\u00edt\u00e9s\u00e9vel, valamint a sejtek meg\u00fajul\u00e1s\u00e1nak \u00e9s homeoszt\u00e1zis\u00e1nak fenntart\u00e1s\u00e1ban val\u00f3 r\u00e9szv\u00e9tellel fejti ki hat\u00e1s\u00e1t. A DN patol\u00f3giai \u00e9s fiziol\u00f3giai folyamatai szorosan kapcsol\u00f3dnak az endoplazmatikus retikulum stresszhez, a mitokondri\u00e1lis diszfunkci\u00f3hoz \u00e9s a gyullad\u00e1sos v\u00e1laszhoz. Az autof\u00e1gia megtiszt\u00edtja a rosszul foldozott feh\u00e9rj\u00e9ket \u00e9s a s\u00e9r\u00fclt organell\u00e1kat, el\u0151seg\u00edti az autof\u00e1gosz\u00f3ma-k\u00e9pz\u0151d\u00e9st \u00e9s az autof\u00e1gia-lizosz\u00f3maf\u00fazi\u00f3t, valamint enyh\u00edti az endoplazmatikus retikulum stresszt \u00e9s a sejt apopt\u00f3zist. Az oxidat\u00edv stressz sor\u00e1n keletkez\u0151 ROS-ok induk\u00e1lhatj\u00e1k az autof\u00e1gi\u00e1t, amely k\u00e9pes a szabad gy\u00f6k\u00f6ket elt\u00e1vol\u00edtani \u00e9s enyh\u00edteni a vesesz\u00f6vet \u00e9s a sejtek oxidat\u00edv stressz okozta k\u00e1rosod\u00e1s\u00e1t. Az autof\u00e1gia fontos t\u00fal\u00e9l\u00e9st el\u0151seg\u00edt\u0151 mechanizmus a sejtek sz\u00e1m\u00e1ra. Az autof\u00e1gia hat\u00e9kony induk\u00e1l\u00e1sa \u00e9s a gyullad\u00e1sos folyamatok ellen\u0151rz\u00e9se hat\u00e9kony strat\u00e9gi\u00e1k a DN kezel\u00e9s\u00e9re.<\/p>\n<p>Az elm\u00falt \u00e9vekben a vizsg\u00e1latok kimutatt\u00e1k, hogy a mikroRNS-ek (miRNS-ek) rendellenesen expressz\u00e1l\u00f3dnak a DN-betegekben, \u00e9s r\u00e9szt vesznek olyan patol\u00f3gi\u00e1s folyamatokban, mint a mezangium extracellul\u00e1ris m\u00e1trix (ECM) aggreg\u00e1ci\u00f3ja \u00e9s a podocit\u00e1k k\u00e1rosod\u00e1sa, k\u00fcl\u00f6n\u00f6sen a mikroRNS-21 (miR-21), amely forr\u00f3 kutat\u00e1si t\u00e9m\u00e1v\u00e1 v\u00e1lt. A miR-21 sz\u00e9les k\u00f6rben jelen van, \u00e9s szab\u00e1lyozza a sejtdifferenci\u00e1l\u00f3d\u00e1st, a prolifer\u00e1ci\u00f3t \u00e9s az apopt\u00f3zist. T\u00f6bb hazai \u00e9s k\u00fclf\u00f6ldi tanulm\u00e1ny meg\u00e1llap\u00edtotta, hogy a DN betegek sz\u00e9rum miR-21 koncentr\u00e1ci\u00f3ja jelent\u0151sen magasabb, mint a norm\u00e1lis egy\u00e9nek\u00e9, \u00e9s a miR-21 pozit\u00edvan korrel\u00e1l a vese tubulointerstitialis fibr\u00f3zissal a DN betegek vesesz\u00f6veti biopszi\u00e1iban. Ez\u00e9rt a miR-21 csendes\u00edt\u00e9se vagy expresszi\u00f3j\u00e1nak g\u00e1tl\u00e1sa nagy jelent\u0151s\u00e9ggel b\u00edr a cukorbetegs\u00e9g hossz\u00fa vagy r\u00f6vid t\u00e1v\u00fa sz\u00f6v\u0151dm\u00e9nyeinek g\u00e1tl\u00e1s\u00e1ban. A miR-21-r\u0151l azt jelentett\u00e9k, hogy a sejtek autof\u00e1gi\u00e1j\u00e1t olyan jel\u00e1tviteli utak modul\u00e1l\u00e1s\u00e1val szab\u00e1lyozza, mint az Akt\/mTOR \u00e9s a PTEN. Nincs azonban jelent\u00e9s a vese oxidat\u00edv k\u00e1rosod\u00e1s\u00e1nak cs\u00f6kkent\u00e9s\u00e9r\u0151l a diab\u00e9teszes nefrop\u00e1ti\u00e1ban a miR-21 \u00e1ltal k\u00f6zvet\u00edtett autof\u00e1gia szab\u00e1lyoz\u00e1s\u00e1val.<\/p>\n<p>Az emodin (EM) a Polygonaceae n\u00f6v\u00e9nyek Rheum palmatum L., Rheum tanguticum Maxim. ex Balf. \u00e9s Rheum officinale Baill. hat\u00e9kony hat\u00f3anyaga. Az antrakinon vegy\u00fcletek oszt\u00e1ly\u00e1ba tartozik, \u00e9s olyan farmakol\u00f3giai hat\u00e1sokkal rendelkezik, mint az antibakteri\u00e1lis, gyullad\u00e1scs\u00f6kkent\u0151, immunszab\u00e1lyoz\u00f3, daganatellenes \u00e9s a vesefunkci\u00f3t jav\u00edt\u00f3 hat\u00e1s. Kor\u00e1bbi tanulm\u00e1nyok meg\u00e1llap\u00edtott\u00e1k, hogy az emodin k\u00e9sleltetheti a diab\u00e9teszes nefrop\u00e1tia progresszi\u00f3j\u00e1t az\u00e1ltal, hogy g\u00e1tolja a glomerul\u00e1ris membr\u00e1nsejtek magas gl\u00fck\u00f3zszint \u00e1ltal induk\u00e1lt prolifer\u00e1ci\u00f3j\u00e1t \u00e9s el\u0151seg\u00edti a mezangiumsejtek apopt\u00f3zis\u00e1t. Az el\u0151zetes k\u00eds\u00e9rleti eredm\u00e9nyek azt is kimutatt\u00e1k, hogy a 25 mmol\/L gl\u00fck\u00f3z jelent\u0151sen el\u0151seg\u00edtheti a miR-21 expresszi\u00f3j\u00e1t a glomerul\u00e1ris mezangiumsejtekben. E tanulm\u00e1ny c\u00e9lja, hogy felt\u00e1rja az emodin mechanizmus\u00e1t a vese oxidat\u00edv k\u00e1rosod\u00e1s\u00e1nak enyh\u00edt\u00e9s\u00e9ben a cukorbeteg nefrop\u00e1tia egerekben a miR-21 \u00e1ltal k\u00f6zvet\u00edtett autof\u00e1gia szab\u00e1lyoz\u00e1s\u00e1val.<\/p>\n<p>A cukorbetegs\u00e9g nefrop\u00e1tia modellj\u00e9t egerekben magas cukor- \u00e9s zs\u00edrtartalm\u00fa \u00e9trend, valamint sztreptozotocin intraperitone\u00e1lis injekci\u00f3j\u00e1val id\u00e9zt\u00e9k el\u0151. A sikeres egereket v\u00e9letlenszer\u0171en osztottuk modellcsoportra, glimepirid csoportra (0,6 mg\/kg\/d, ig), emodin nagy d\u00f3zis\u00fa csoportra (50 mg\/kg\/d, ig), emodin kis d\u00f3zis\u00fa csoportra (25 mg\/kg\/d, ig) \u00e9s norm\u00e1l csoportra (mindegyik csoportban 10). Egyhetes kezel\u00e9s ut\u00e1n az egerek minden egyes k\u00eds\u00e9rleti csoportj\u00e1ban megm\u00e9rt\u00fck a v\u00e9rcukorszintet, a vese s\u00falykoefficiens\u00e9t \u00e9s a patol\u00f3giai morfol\u00f3gi\u00e1t; a fluoreszcens szond\u00e1s m\u00f3dszerrel a ves\u00e9k ROS-tartalm\u00e1t, m\u00edg az Elisa m\u00f3dszerrel a ves\u00e9k BUN, Cr \u00e9s uAE tartalm\u00e1t m\u00e9rt\u00fck; transzmisszi\u00f3s elektronmikroszk\u00f3pi\u00e1val a vesesejtek autof\u00e1gi\u00e1j\u00e1nak m\u00e9rt\u00e9k\u00e9t figyelt\u00fck meg, Western blot seg\u00edts\u00e9g\u00e9vel pedig a P62, Atg7 \u00e9s LC3 feh\u00e9rj\u00e9k expresszi\u00f3j\u00e1t m\u00e9rt\u00fck. A reprezentat\u00edv eredm\u00e9nyek a k\u00f6vetkez\u0151k.<\/p>\n<p>Az oxidat\u00edv stresszt \u00e9s az apopt\u00f3zist cukorbetegs\u00e9gben szenved\u0151 betegek vesesz\u00f6veteiben \u00e9s \u00e1llatmodellekben igazolt\u00e1k. In vitro k\u00eds\u00e9rletekben azt is meg\u00e1llap\u00edtott\u00e1k, hogy a magas gl\u00fck\u00f3zszint\u0171 k\u00f6rnyezet oxidat\u00edv stressz, apopt\u00f3zis, gyullad\u00e1s \u00e9s egy\u00e9b esem\u00e9nyek kiv\u00e1lt\u00e1s\u00e1ra k\u00e9sztetheti a podocit\u00e1kat. A vese podocit\u00e1k fontos szerepet j\u00e1tszanak a glomerul\u00e1ris filtr\u00e1ci\u00f3s g\u00e1t integrit\u00e1s\u00e1nak fenntart\u00e1s\u00e1ban \u00e9s a glomerul\u00e1ris permeabilit\u00e1s szab\u00e1lyoz\u00e1s\u00e1ban. Ebben a folyamatban a glomerul\u00e1ris podocita autof\u00e1gia szorosan kapcsol\u00f3dik a diabeteses nefrop\u00e1tia patogenezis\u00e9hez. Ha a podocit\u00e1k autof\u00e1gia-aktivit\u00e1sa megv\u00e1ltozik, t\u00falm\u0171k\u00f6dik vagy g\u00e1tolt, az a podocit\u00e1k gyullad\u00e1sos k\u00e1rosod\u00e1s\u00e1t \u00e9s a filtr\u00e1ci\u00f3s g\u00e1t k\u00e1rosod\u00e1s\u00e1t okozhatja. Ebben a k\u00eds\u00e9rletben azt is megfigyelt\u00fck, hogy a DN egerek ves\u00e9j\u00e9ben a podocit\u00e1k autof\u00e1gi\u00e1ja s\u00falyosan el\u00e9gtelen, \u00e9s a ROS jelent\u0151sen megn\u00f6vekedett. A ROS a podocit\u00e1k mitokondriumaiban l\u00e9v\u0151 jelz\u0151molekula, \u00e9s a cukorbetegs\u00e9g \u00e9s sz\u00f6v\u0151dm\u00e9nyei kialakul\u00e1s\u00e1nak \u00e9s fejl\u0151d\u00e9s\u00e9nek kiindul\u00f3 l\u00e1ncszeme. A ROS-termel\u00e9s cs\u00f6kkent\u00e9se potenci\u00e1lis m\u00f3dszer a DN progresszi\u00f3j\u00e1nak megel\u0151z\u00e9s\u00e9re. Az emodin egereknek t\u00f6rt\u00e9n\u0151 or\u00e1lis bead\u00e1s\u00e1t k\u00f6vet\u0151en a vese ROS jelent\u0151s cs\u00f6kken\u00e9s\u00e9t \u00e9s az autof\u00e1gia n\u00f6veked\u00e9s\u00e9t figyelt\u00fck meg, ami egy sor kaszk\u00e1dreakci\u00f3 javul\u00e1s\u00e1hoz vezetett, mint p\u00e9ld\u00e1ul a vese gyullad\u00e1sos patol\u00f3giai k\u00e1rosod\u00e1s\u00e1nak jelent\u0151s cs\u00f6kken\u00e9se \u00e9s a BUN, Cr \u00e9s uAE szintek jelent\u0151s cs\u00f6kken\u00e9se. Ez\u00e9rt az autof\u00e1gia el\u0151seg\u00edt\u00e9se a magas gl\u00fck\u00f3z \u00e1ltal kiv\u00e1ltott ROS-ok elt\u00e1vol\u00edt\u00e1sa \u00e9rdek\u00e9ben az eg\u00e9r ves\u00e9iben az emodin fontos mechanizmusa lehet a DN egerek \u00e1llapot\u00e1nak jav\u00edt\u00e1s\u00e1ra. Ek\u00f6zben azt is megfigyelt\u00fck, hogy a Glim jelent\u0151sen cs\u00f6kkentheti a BUN, Cr \u00e9s uAE szintj\u00e9t DN egerekben. A Glim egy szulfonilurea alap\u00fa hipoglik\u00e9mi\u00e1s gy\u00f3gyszer, amely a hasny\u00e1lmirigy b\u00e9ta-sejtjeinek felsz\u00edn\u00e9n l\u00e9v\u0151 szulfonilurea receptorokhoz k\u00f6t\u0151dve, egyenletesen \u00e9s lassan szabadul fel in vivo. Ugyanakkor a Glim fokozhatja a k\u00f6rnyez\u0151 sz\u00f6vetek inzulin\u00e9rz\u00e9kenys\u00e9g\u00e9t \u00e9s jav\u00edthatja az inzulinrezisztenci\u00e1t. A k\u00f6rnyez\u0151 sz\u00f6vetek gl\u00fck\u00f3zfelhaszn\u00e1l\u00e1sa megn\u0151, \u00e9s a v\u00e9rcukorszint jelent\u0151sen cs\u00f6kken. A v\u00e9rcukorszint norm\u00e1lis szintj\u00e9nek el\u00e9r\u00e9se ut\u00e1n cs\u00f6kken a glik\u00e1ci\u00f3s v\u00e9gterm\u00e9kek termel\u0151d\u00e9se, \u00e9s cs\u00f6kken a vesek\u00e1rosod\u00e1s.<\/p>\n<p>A MiR-21, mint sz\u00e9les spektrum\u00fa g\u00e9n, bizony\u00edtottan pozit\u00edvan korrel\u00e1l a diab\u00e9teszes nefrop\u00e1tia kialakul\u00e1s\u00e1val. A kor\u00e1bbi hazai \u00e9s nemzetk\u00f6zi irodalom egyar\u00e1nt kimutatta, hogy a miR-21 r\u00e9szt vehet a diab\u00e9teszes nefrop\u00e1tia kialakul\u00e1s\u00e1ban \u00e9s fejl\u0151d\u00e9s\u00e9ben olyan jel\u00e1tviteli \u00fatvonalak k\u00f6zvet\u00edt\u00e9s\u00e9vel, mint a TGF - \u03b2\/Smad, PTEN\/Akt \u00e9s MMP-S\/TIMPS. Az autof\u00e1gia tekintet\u00e9ben vannak olyan irodalmi jelent\u00e9sek is, amelyek szerint a miR-21 beavatkozhat az Akt\/mTOR jel\u00e1tviteli \u00fatvonalba, hogy g\u00e1tolja az autof\u00e1gi\u00e1t a vese podocit\u00e1kban, \u00e9s s\u00falyosb\u00edtja a diab\u00e9teszes nefrop\u00e1tia patogenezis\u00e9t. Ezek a bizony\u00edt\u00e9kok arra utalnak, hogy a miR-21 g\u00e1tl\u00e1sa \u00e9s downstream \u00fatvonalainak szab\u00e1lyoz\u00e1sa hat\u00e9kony strat\u00e9gia a DN jav\u00edt\u00e1s\u00e1ra. Ez a tanulm\u00e1ny azt is megfigyelte, hogy a miR-21 expresszi\u00f3ja a DN egerek ves\u00e9iben jelent\u0151sen felszab\u00e1lyozott volt a norm\u00e1l csoporthoz k\u00e9pest, ami \u00f6sszef\u00fcgghet a DN egerek ves\u00e9iben gyeng\u00fclt autof\u00e1gi\u00e1val. A nem DN betegs\u00e9gekben a miR-21-r\u0151l azt is kimutatt\u00e1k, hogy az autof\u00e1gia negat\u00edv szab\u00e1lyoz\u00e1s\u00e1n kereszt\u00fcl r\u00e9szt vesz az olyan l\u00e9tfontoss\u00e1g\u00fa tev\u00e9kenys\u00e9gekben, mint a t\u00fcd\u0151fibr\u00f3zis, a makrof\u00e1gok \u00e9s a hipoxi\u00e1s ov\u00e1lis sejtek. Az emodin bead\u00e1sa ut\u00e1n a miR-21 expresszi\u00f3ja a DN egerek ves\u00e9iben jelent\u0151sen lecs\u00f6kkent, m\u00edg az autof\u00e1gia g\u00e1tl\u00e1sa enyh\u00fclt. Azt azonban, hogy az emodin k\u00f6zvetlen\u00fcl k\u00f6zvet\u00edti-e az autof\u00e1gi\u00e1t, vagy a miR-21 \u00e1ltal k\u00f6zvet\u00edtett sejtes autof\u00e1gi\u00e1t szab\u00e1lyozza, c\u00e9lg\u00e9n-el\u0151rejelz\u0151 elemz\u00e9ssel kell meger\u0151s\u00edteni, mivel egyes kutat\u00f3k arr\u00f3l sz\u00e1moltak be, hogy az emodin k\u00e9pes az autof\u00e1gi\u00e1t lizoszom\u00e1lis \u00e9s mitokondri\u00e1lis \u00fatvonalakon kereszt\u00fcl szab\u00e1lyozni, de hogy ez \u00f6sszef\u00fcgg\u00e9sben van-e a miR-21 szab\u00e1lyoz\u00e1s\u00e1val, tov\u00e1bbi kutat\u00e1st ig\u00e9nyel.<\/p>\n<p>Az autof\u00e1gia mechanizmusainak felt\u00e1r\u00e1sa szempontj\u00e1b\u00f3l h\u00e1rom klasszikus autof\u00e1gia-markerfeh\u00e9rje, a P62, az Atg7 \u00e9s az LC3 expresszi\u00f3j\u00e1t mutattuk ki. Ez a h\u00e1rom feh\u00e9rje kulcsfontoss\u00e1g\u00fa tagja az autofagosz\u00f3m\u00e1lis \u00fatvonalnak, amely fontos szerepet j\u00e1tszik a s\u00e9r\u00fclt organellumok, denatur\u00e1lt feh\u00e9rj\u00e9k \u00e9s egy\u00e9b biomolekul\u00e1k elt\u00e1vol\u00edt\u00e1s\u00e1ban \u00e9s lebont\u00e1s\u00e1ban, \u00e9s a sejtek fontos jav\u00edt\u00f3 mechanizmusa. Ez\u00e9rt felt\u00e9telezz\u00fck, hogy a DN egerekben az emodin \u00e1ltal fokoz\u00f3d\u00f3 autof\u00e1gia \u00e9s a vese patol\u00f3giai \u00e9s fiziol\u00f3giai funkci\u00f3inak helyre\u00e1ll\u00edt\u00e1sa az autofagosz\u00f3m\u00e1lis \u00fatvonallal \u00e1llhat \u00f6sszef\u00fcgg\u00e9sben. Az eredm\u00e9nyek azt mutatt\u00e1k, hogy a P62, Atg7 \u00e9s LC3 feh\u00e9rj\u00e9k expresszi\u00f3ja a DN egerek ves\u00e9iben az emodin ad\u00e1s\u00e1t k\u00f6vet\u0151en felszab\u00e1lyoz\u00f3dott, ami arra utal, hogy az emodin a vese podocit\u00e1k autof\u00e1gia-lizosz\u00f3ma \u00fatvonal\u00e1ra hathat a DN egerek ves\u00e9inek v\u00e9delme \u00e9rdek\u00e9ben.<\/p>","protected":false},"excerpt":{"rendered":"<p>Az emodin szab\u00e1lyozza a MiR-21 \u00e1ltal k\u00f6zvet\u00edtett autof\u00e1gi\u00e1t, hogy enyh\u00edtse a vese oxidat\u00edv k\u00e1rosod\u00e1s\u00e1t diabeteses nefrop\u00e1tia egerekben A diabeteses nefrop\u00e1tia (DN) a cukorbetegs\u00e9g leggyakoribb s\u00falyos m\u00e1sodlagos glomerul\u00e1ris betegs\u00e9ge \u00e9s a kr\u00f3nikus veseel\u00e9gtelens\u00e9g gyakori oka. A t\u00falzott v\u00e9rcukorszint oxidat\u00edv stresszt v\u00e1lthat ki a ves\u00e9kben, ami a reakt\u00edv oxig\u00e9nfajok (ROS) felhalmoz\u00f3d\u00e1s\u00e1hoz vezet [...]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Emodin Regulates MiR-21 Mediated Autophagy to Alleviate Renal Oxidative Damage in diabetes Nephropathy Mice - China Chemical Manufacturer<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangextracts.com\/hu\/az-emodin-szabalyozza-a-mir-21-et\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Emodin Regulates MiR-21 Mediated Autophagy to Alleviate Renal Oxidative Damage in diabetes Nephropathy Mice - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Emodin Regulates MiR-21 Mediated Autophagy to Alleviate Renal Oxidative Damage in diabetes Nephropathy Mice Diabetes nephropathy (DN) is the most common serious secondary glomerular disease of diabetes and the common cause of chronic renal failure. 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