EFFECT OF EXTRACELLULAR SIGNALREGULATED KINASE AND NITRIC OXIDE ON COMPRESSIVE NEURALGIA FORMATION AND MAINTENANCE.pdf

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1、N E U R A LR E G E N E R A T I O NR E S E A R C H V o l u m e5 ,I s s u e1 0 。M a y2 0 1 0 w w w n r r o n l i n e o r g C i t et h i sa r t i c l ea S :N e u r a lR e g e nR e s 2 0 10 ;5 ( 10 ) :7 5 7 - 7 6 3 E f f e c to fe x t r a c e l l u l a rs i g n a l - - r e g u l a t e dk i n a s ea n d

2、n i t r i co x i d eo nc o m p r e s s i v en e u r a l g i af o r m a t i o na n d m a in t e n a n C e T o n g w e iY a n 9 1 ,X u e s o n gS o n 9 1 ,P i n gW a n 9 2 ,C h u n x iW a n 9 3 ,B a o s h u nL u l 、D e p a r t m e n to f A n e s t h e s i o l o g y , R r s tH o s p i t a lo f J i l i

3、nU n i v e r s i t y , C h a n g c h u n 1 3 0 0 2 1 。J i l i nP r o v i n c e , C h i n a 2 I n s t i t u t eo fO t o l a r y n g o l o g y , H e a da n dN e c ks u r 9 e r y ,F i f s tH o s p i t a lo fJ i l i nU n i v e r s i t y , C h a n g c h u n1 3 0 0 2 1 J i l i nP r o v i n c e , C h i n a

4、 3 D e p a r t m e n to fU r o l o g y , F I 糟tH o s p i t a lo fJ i l i nU n i v e r s i t y , C h a n g c h u n 1 3 0 0 2 1 J i f i nP r o v i n c e , C h m a A b s t r a c t B A C K G R O U N D :P r e v i o u ss t u d i e sh a v es h o w nt h a te x t r a c e l l u l a rs i g n a l r e g u l a t

5、e dk i n a s e1 2 ( E R K l 2 ) a n dn i t r i co x i d ea c t i v a t i o np l a yap i v o t a Ir o l ei nc e n t r a Is e n s i t i z a t i o na n dI o n g - t e r n l n e u r o n a Ip l a s t i c i t yi n d u c e db yn o x i o u ss t i m u l a t i o n H o w e v e r t h e i re f f e c t so nc o m

6、p r e s s i v en e u r a l g i a f o r m a t i o na n dm a i n t e n a n c er e m a i np o o d yu n d e 噶t o o d O B J E C T I V E :T oi n v e s t i g a t ee f f e c t so ft h es p e c i f i ci n h i b i t o r o fE R K l 2s i g n a fp a t h w a yU 0 1 2 6O n n e u r o n a In i t r i co x i d es y n

7、t h a s e ( n N O S ) e x p r e s s i o ni nt h ed o r s a Ih o r no ft h es p i n a lc o r di na c o m p r e s s i v en e ur a l g i ar a tm o d e l D E S I G N ,T I M EA N DS E T T I N G :Ar a n d o m i z e d ,c o n t r o l l e de x p e n m e n tw a sp e r f o r m e da tt h el n s t i t u t e o fO

8、 t o l a r y n g o l o g y , H e a da n dN e c kS u r g e r y , F i r s tH o s p i t a lo fJ i l i nU n i v e r s i t yf r O mJ u l y2 0 0 8t oM a r c h 2 0 0 9 M A T E R l A L S :U 0 1 2 6 ( B i o M o l ,U S A ) w a su s e di nt h i ss t u d y M E T H O D S :At o t a Io f8 4r a t sw e r er a n d o

9、m l ya s s i g n e dt ot w og r o u l o s I nt h ef i r s tp a r to ft h e e x p e r i m e n t 2 4r a t sw e r eu s e df o rb e h a v i o r a It e s t i n g a n dt h e yw e r er a n d o m l y a s s i g n e dt ot h r e e s u b - g r o u p s ( n = 8 1 :U 0 1 2 6 ,d i m e t h y Is u l f o x i d e ( D M

10、 S 0 ) a n dm o d e Ic o n t m l I nt h es e c o n dp a r to ft h e e x p e r i m e n t 6 0r a t sw e r eu s e df o rj m m u n o f l u o r e s c e n c ea n dW e s t e r nb l o ta n a l y s i s a n dt h e yw e r e r a n d o m l ya s s i g n e dt os i xs u b g r o u p s ( n = 1O ) :s h a ms u r g e r

11、y ,m o d e Ic o n t r o l ,U 0 12 6p o s t i n j e c t i o na t 0 5 2 ,1 2a n d2 4h o u m N e u r o p a t h i cp a i nw a sp r o d u c e db yc h r o n i cc o m p r e s s i o nt ot h ed o r s a lr o o t g a n g l i o ni nr a t sf r o me a c hs u b g r o u p R a t si nt h eU 0 1 2 6g r o u pw e r ea d

12、 m i n i s t e r e da5 U gU 0 1 2 6 i n t r a t h e c a Ii n j e c t i o n ,a n dr a t si nl h eD M S Og r o u pw e r ea d m i n i s t e r e da10 一u L5 D M S Oi n t r a t h e c a l i n j e c t i o n M A l NO U T C O M EM E A S U R E S :C h a n g e si nm e c h a n i c a la n dt h e m l a Ih y p e r a

13、 l g e s i aw e r eo b s e w e d u s i n gV O l lF r e yf i l a m e n t sa n dt h e r m a l q i as t i m u l a r T h e r m aa n dm e c h a n i c a Ih y p e r a l g e s i aw e r e s t i m u l a t e da td i f f e r e n tt i m ep o i n t sf o l l o w i n gi n t r a t h e c a li n j e c t i o no fU 0 12

14、 6 n N O Sa c t i v a t i o na n d e x p r e s s i o ni nt h es p i n a Ic o r dd o r s a Ih o r nw e r ed e t e r m i n e db vi m m u n o f l u o r e s c e n c ea n dW e s t e r n b l o ta n a l y s i s R E S U L - T S :I n t r a t h e c a I n j e c t i o no fU 0 12 6s i g n i f i c a n t l ya t t

15、e n u a t e dc h r o n i cc o m p r e s s i o no fd o r s a I r o o tg a n g l i o n i n d u c e dm e c h a n i c a Ia n dt h e r ma | h y p e r a l g e s i a I m m u n o fJ u o r e s c e n c es t a i n i n gr e s u l t s d e m o n s t r a t e dt h a t 。c o m p a r e dt ot h es h a ms u r g e r yg r

16、 o u p ,t h en u m b e ro fn N O S p o s i t i v en e u r o n s w a ss i g n i f i c a n t l yi n c r e a s e di nt h ei n j u r e ds p i n a ld o r s a Ih o r ni nt h em o d e Ic o n t r og r o u p ( P 0 0 5 ) C h r o n i cc o m p r e s s i o no fd o r s a lr o o tg a n g l i o n ( D R G ) r e s u

17、l t e di ns i g n i f i c a n tm e c h a n i c a Ia n dt h e r m a I h y p e r a l g e s i aa t5d a y sp o s t - S U r g e r Y C o m p a r e dw i t ht h e m o d e Ic o n t r o Ig r o u p t h e r ew e r en os i g n i f i c a n tc h a n g e si n p a ww i t h d r a w a I | a t e n c ya n dm e c h a n i

18、 c a It h r e s h o l di nt h e D M S Og r o u pf P 0 0 5 ) C o m p a r e dw i t ht h em o d e Ic o n t r o g r o u p ,U 0 12 6j n t r a t h e c a Ii n j e c t i o na l0 5 ,2 ,6a n d12 h o u r sr e s u l t e di ns i g n i f i c a n t l yi n c r e a s e dp a ww i t h d r a w a I I a t e n c ya n dm e

19、 c h a n i c a It h r e s h o l d ( P 0 0 5 ) ( F i g u r e s3 C - Fa n d4 ) n N O Sp r o t e i ne x p r e s s i o n ,a sd e t e r m i n e db yW e s t e r n b l o ta n a l y s i s C o m p a r e dw i t ht h es h a mS U r g e r yg r o u p n N O SI e v e l s w e r es i g n i f i c a n t l yi n c r e a

20、s e di nt h em o d e Ic o n t r o lg r o u p a sw e l Ia si nt h eU 0 12 6p o s t i n j e c t i o ng r o u p sa t12a n d 2 4h o u F S ( P 0 0 5 ) ( F i g u r e5 ) D l S C U S S l O N I n j u r yt oD R G ,c o m p a r e dt op e r i p h e r a ln e r v ei n j u r y , r e s u l t si nd i f f e r e n te f

21、 f e c t so nh y p e r a l g e s i ad e v e l o p m e n t , w h i c hi n v o l v e sv a r i o u se x c i t a b i l i t ym e c h a n i s m s H o w e v e r 7 6 1 万方数据 Y a n 9T W , e ta L N e u r a lR e g e n e r a t i o nR e s e a r c h 2 0 1 0 ;5 ( 10 ) :7 5 7 - 7 6 3 e a c hi n v o l v e sa c t i v

22、a t i o na n di n t e r a c t i o no fs i g n a l p a t h w a y si nt h es p i n a lc o r d I 。J T h ep r e s e n ts t u d y d e m o n s t r a t e dt h a tC C Di n d u c e dl o n g l a s t i n gn N O S a c t i v a t i o ni nt h er a ts p i n a Ic o r d w h i c hw a sc o n s i s t e n t w i t hp r e

23、v i o u sr e p o r t su s i n go t h e rp a i nm o d e l s I 8 酬 I n c r e a s e dn N O Se x p r e s s i o nc o u l dc o n t r i b u t et o n o c i c e p t o ra c t i v i t y - i n d u c e ds p i n a lp l a s t i c i t ya n dt h e d e v e l o p m e n to fc e n t r a Is e n s i t i z a t i o na n dp

24、e r s i s t e n tp a i n P o s t s y n a p t i cm e m b r a n er e c e p t o r sa n di o nc h a n n e I a c t i v a t i o n ,i n t r a c e l l u l a rk i n a s ec a s c a d e s ,a n dn u c l e a r g e n ee x p r e s s i o nc o n t r i b u t et oi n d u c t i o n ,d e v e l o p m e n t , a n dm a i n

25、 t e n a n c eo fc e n t r a Is e n s i t i z a t i O n 【。4 J I n t r a c e l l u l a r k i n a s ec a s c a d e s ,w h i c hs e r v ea saI i n k a g eb r i d g e ,r e s u l t i nt h et r a n s d u c t i o no fn o x i o u ss t i m u l ii n t od i v e r s e i n t r a c e l l u l a rr e s p o n s e s

26、,i n c l u d i n gc h a n g e si ng e n e e x p r e s s i o no rt r a n s c r i p t i o n a lI e v e l s 【。4 。3 J T h ep r e s e n t s t u d yd e m o n s t m t e dt h a ti n t r a t h e c a | n j e c t i o no ft h e E R K l 2p a t h w a yi n h i b i t o rU 0 12 6b l o c k e di n c r e a s e d n N O

27、Se x p r e s s i o ni n d u c e db vC C DI n j u r yi nt h es p i n a l c o r d I na d d i t i o n t h i sw a sa c c o m p a n i e db yi n h i b i t e d s p i n a ln e u r o n a ls e n s i t i z a t i o na n dd e c r e a s e dm e c h a n i c a l a n dt h e r m a Ih y p e r a l g e s i ai nC C Dr a t

28、 s T h e s er e s u l t s s u g g e s t e dt h a tE R K l 2s i g n a l i n gp a t h w a ya c t i v a t i o n c o u l dm e d i a t ei n c r e a s e dn N O Se x p r e s s i o nf o l l o w i n g c h r o n i cc o m p r e s s i o no fs p i n a Ic O r dD R G C o n s i s t e n tw i t h r e s u l t sf r o m

29、t h ep r e s e n ts t u d y a nj n c r e a s i n gb o d yo f e v i d e n c es u g g e s t st h a tt h eE R K l 2p a t h w a ym o d u l a t e s N O Se x p r e s s i o ni nan u m b e ro fi m p o r t a n tp h y s i o l o g i c a l a n dp a t h o l o g i c a lp r o c e s s e s F o re x a m p l e ,t h e

30、R a s - E R K l 2p a t h w a yi sr e q u i r e df o rn N O Si n d u c t i o ni n N G F - t r e a t e dP C I 2c e l l s 1 4 j C y t o k i n e s t i m u l a t e di N O S e x p r e s s i o ni nh u m a nk i d n e ye p i t h e l i aJc e l l si n v o l v e s a c t i v a t i o no ft y r o s i n ek i n a s

31、e s ,i n c l u d i n gJ a n u sk i n a s e2 , p r o t e i nk i n a s eC ,p 3 8m i t o g e n - a c t i v a t e dp r o t e i nk i n a s e , a n dn u c l e a rf a c t o rk a p p a l i g h t - c h a i n e n h a n c e ro f a c t i v a t e dBc e l l s I na d d i t i o n p E R K l 2c a nt r a n s l o c a t

32、 e t ot h en u c l e u sa n dm o d u l a t ee x t r a c e l l u l a rs t i m u l i - r e l a t e d g e n ee x p r e s s i o ni nac y c l i ca d e n o s i n em o n o p h o p h a t e r e s p o n s ee l e m e n tb i n d i n gp r o t e i n ( C R E B ) 一d e p e n d e n t m a n n e r w h i c hi sr e q u i

33、 r e df o rl o n g t e r r T lc h a n g e si n s y n a p t i cp l a s t i c i t 、,I “3 7 - 3 8 J T h en u m b e ro fp u t a t i v eC R E B t a r g e tg e n e sn o we x c e e d s10 0 ( s u c ha sc - l o s ,c - j u n ,M y c a n dB D N F ) ,a n dj n c l u d e sg e n e st h a tc o n t r o I n e u r o t

34、r a n s m i s s i o n ,c e l Is t r u c t u r e ,s i g n a It r a n s d u c t i o n , t r a n s c r i p t i o n a n dm e t a b o l i s m l 。A c t i v a t i o no ft h e E R K l 2p a t h w a yi n c r e a s e se x p r e s s i o no fp r o t e i n s r e l a t e dt on e u r o n a Ip l a s t i c i t y i n

35、c l u d i n gi o nc h a n n e l so r r e c e p t o r sa n di n t r a c e l l u l a rs i g n a l i n gm o l e c u l e s ( e 口, N O Sa n dp r o t e i nk i n a s eC ) ,w h i c hr e s u l ti ns p i n a I n e u r o n a I I a t e n ts e n s i t i z a t i o n H1 6 , J I nc o n c l u s i o n ,i n h i b i t

36、i o no ft h eE R Ks i g n a lp a t h w a y i n f l u e n c e sC C D - i n d u c e dh y p e r a l g e s i aa n dn N O S e x p r e s s i o ni nt h es p i n a lc o r dd o r s a lh o r n E R Kl i k e l y m o d u l a t e sn N O Se x p r e s s i o ni nn e u r o p a t h i cp a i na sa r e s u l to fi n j u

37、 r e dD R G L R E F E R E N C E S 【1 】 I k e d aH ,H e i n k eB ,R u s c h e w e y hR 。e ta 1 S y n a p t i cp l a s t i c i t yi n s p i n a ll a m i n ap r o j e c t i o nn e u r o n st h a tm e d i a t eh y p e r a l g e s i a S c i e n c e 2 0 0 3 ;2 9 9 ( 5 6 10 1 :12 3 7 - 12 4 0 2 1L a t r e

38、m o l i e r eA ,W o o l fC J C e n t r a Is e n s i t i z a t i o n :ag e n e r a t o ro f p a i nh y p e r s e n s i t i v i t yb yc e n t r a ln e u r a lp l a s t i c i t y JP a i n 2 0 0 9 ; 10 ( 9 ) :8 9 5 - 9 2 6 【3 】 J iR R ,K o h n oT M o o r eK A ,e ta I C e n t r a Is e n s i t i z a t i o

39、 na n dL T P :d o p a i na n dm e m o r ys h a r es i m i l a rm e c h a n i s m s ? T r e n d sN e u r o s c i 2 0 0 3 ;2 6 ( 1 2 ) :6 9 6 - 7 0 5 4 1 W o o l fC J ,C o s t i g a nM T r a n s c d p t i o n a la n dp o s t t r a n s l a t i o n a l p l a s t i c i t ya n dt h eg e n e r a t i o no f

40、i n f l a m m a t o r yp a i n P r o cN a t IA c a d S c iU SA 19 9 9 ;9 6 f 14 ) :7 7 2 3 - 7 7 3 0 【5 】R u s c h e w e y hR ,G o r a l c z y kA ,w u n d e r b a l d i n g e rG e ca 1 P o s s i b l e s o u r c e sa n ds i t e so fa c t i o no ft h en i t r i co x i d ei n v o l v e di ns y n a p t

41、i c p l a s t i c i t ya ts p i n a lI a m i n ap r o j e c t i o nn e u r o n s N e u r o s c i e n c e 2 0 0 6 ;14 1 ( 2 ) :9 7 7 9 8 8 f 6 1 6S a a bC YW a x m a nS G ,H a i n sB C A I a r n lo rc u r s e ? T h ep a i no f n e u r o i n f l a m m a t i o n B r a i nR e sR e v 2 0 0 8 ;5 8 ( 1 ) :

42、2 2 6 - 2 3 5 f 7 】 F l o r i oS K L o hC ,H u a n gS M ,e ta 1 D i s r u p t i o no fn N O S P S D 9 5 p r o t e i n p r o t e i ni n t e r a c t i o ni n h i b i t sa c u t et h e r m a Ih y p e r a l g e s i aa n d c h r o n i cm e c h a n i c a Ia l l o d y n i ai nr o d e n t s B rJP h a r m a

43、c 0 1 2 0 0 9 : 15 8 ( 2 ) :4 9 4 5 0 6 【8 】S o n gX S ,C a oJ L ,X uY B ,e ta 1 A c t i v a t i o no fE R K C R E Bp a t h w a y i ns p i n a lc o r dc o n t r i b u t e st oc h r o n i cc o n s t r i c t i v ei n j u r y i n d u c e d n e u r o p a t h i cp a i ni nr a t s A c t aP h a r m a c o l

44、S i n 2 0 0 5 ;2 6 ( 7 ) : 7 8 9 7 9 8 【9 】S o n gX S ,Y a n g1 、 ,C a oJ L ,e ta 1 S 【u d yo na n t i n o c i c e p t i v ea c t i o n o fU 0 12 6j nC C I i n d u c e dn e u r o p a t h i cp a i nm o d e l Z h o n g g u oZ u z h i G o n g c h e n gY a n j i uy uL i n c h u a n gK a n g f u 2 0 0 5

45、;9 ( 14 ) :2 2 5 - 2 2 8 f 1 0 1 K i g u c h iN ,M a e d aT K o b a y a s h iYe ta 1 A c t i v a t i o no fe x t r a c e l l u l a r s i g n a l - r e g u l a t e dk i n a s ei ns c i a t i cn e w ec o n t r i b u t e st on e u r o p a t h i c p a i na f t e rp a r t i a ls c i a t i cn e r v el i g

46、 a t i o ni nm i c e A n e s t hA n a l g 2 0 0 9 :1 0 9 ( 4 ) :1 3 0 5 1 3 1 1 【11 】G u oS w L i uM G ,L o n gY L ,e la 1 R e g i o n o rs t a t e - r e l a t e d d i f f e r e n c e si ne x p r e s s i o na n da c t i v a t i o no fe x t r a c e l l u l a r s i g n a l r e g u l a t e dk i n a s e

47、 s ( E R K s ) i nn a Y v ea n dp a i n e x p e r i e n c i n g r a t sB M CN e u r o s c i 2 0 0 7 ;8 ( 1 ) :5 3 【1 2 】S c h m i d t k oA ,T e g e d e rI ,G e i s s l i n g e rG N oN O ,n op a i n ? 1 1 1 er o l e o fn i t r i co x i d ea n dc G M Pi ns p i n a lp a i np r o c e s s i n g T r e n d

48、 s 万方数据 y a n gT W , e ta 1 N e u r a lR e g e n e r a t i o nR e s e a r c h 2 0 1 0 ;5 ( 1 0 ) :7 5 7 - 7 6 3 N e u r o s c i 2 0 0 9 ;3 2 ( 6 ) :3 3 9 - 3 4 6 【1 3 】L iQ ,H o n gY G T h ee f f e c to fn i t d co x i d ei ni n f l a m m a t o r yp a i n S h e n g m i n gK e x u e 2 0 0 7 ;19 ( 4 )

49、 :4 2 3 4 2 6 【1 4 1 S c h o n h o f fC M ,B u l s e c oD A ,B r a n c h oD M ,e ta 1 T h eR a s - E R K p a t h w a yi sr e d u = r e df o rt h ei n d u c t i o no fn e u r o n a In i t r i co x i d e s y n t h a s ei nd i f f e r e n t i a t i n gP C I 2c e l l s JN e u r o c h e m 2 0 0 1 ;7 8 ( 3 ) : 6 3 1 6 3 9 【1 5 】M a r c u sJ S ,K a r a c k a t t uS L ,F l e e g a lM A ,e

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