Lecture 7 Muscles
Transcript of Lecture 7 Muscles
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..
== (+)(+)
((--))
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;;
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.. ,,
,, ,, DNADNA..
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superoxidesuperoxide radicalradical((OO22--))..
hydrogenhydrogenperoxideperoxide ((HH22OO22),), ..
hydroxyl radicalhydroxyl radical ((OHOH**).). HH22OO22,,
.. nitric oxidenitric oxide ((NONO**) () (JJ..
KarlssonKarlsson, 1997), 1997)..
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22--5%5%
22
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1.1. ..
2.2. 2,2,
((underperfusionunderperfusion)) ((reperfusion).reperfusion). ..
3.3.
((oxidativeoxidativeburst).burst).4.4.
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((RadakRadak etetal. 1998).al. 1998).
((.... )) ,,
((Reddy etReddy etal. 1998).al. 1998).
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((Reddy et al. 1998).Reddy et al. 1998).
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..
(( ,, ,, ))..
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,,
""""
,, ..
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--
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22 OO22-- + 2+ 2 ++ SODSOD 2222 ++ 22
22 2222 CATCAT 22 22 ++ 22
222 + 22 + 2 GSHGSH GPXGPX GSSGGSSG + 2+ 2 HH22OO
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CC
AA
Q10Q10
(())
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15%15%
vsvs --
--
vsvs
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,,
,,
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-- (())
(())
(())
(( ))
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++ CC
[[FeFe]]
[[FeFe]] ..
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(5(5--10%)10%) (10(10--20%)20%)
(( 25%,25%,
-- 5%)5%)
(( C)C)
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((dede ValkValk && MarxMarx1999).1999).
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..
,,
,, ,,
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,, ..
,, ,, ,,
..
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,, ,, ,, ..
((// ))
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(( 250250 mgmg ).).
..
..
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;;
;;
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FentonFenton HaberHaber--WeissWeiss
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--
Fenton reactionFenton reaction
MtMtnn++ + H2O2+ H2O2 -------- MtMt(n+1)+1(n+1)+1 + HO+ HO.. ++HOHO--
n+n+ ==
(n+1)+1(n+1)+1
== (()) (())
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FentonFenton.. ,, ((222)2)
,, ,, ,, ..
((StadtmanStadtman, 1990), 1990)..
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,,
..,,
FentonFenton ((RadakRadak S. 2000).S. 2000).
,, ,,
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..
70.70.
..
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..
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((FacchiniFacchini & Saylor, 2002; Meyers et& Saylor, 2002; Meyers et
al.2002)al.2002)..
Dr. SullivanDr. Sullivanss
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Dr. SullivanDr. Sullivanss
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..
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;;
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;;
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ScavengerScavenger PathwayPathway
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ScavengerScavengerPathwayPathway
ScavengerScavenger WBCWBC
LDLLDL
:: ,,
,, ,,,, LDLLDL..
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LDLLDL
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Nikolaidis et al. 2006
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Jamurtas et al. 2006
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Nikolaidis et al. 2006
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Nikolaidis et al. 2006
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Nikolaidis et al. 2006
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Gougoura et al. 2007
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