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bei der Herzinsuffizienz

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Fokale (ektope) Aktivität <strong>bei</strong> <strong>der</strong> <strong>Herzinsuffizienz</strong><br />

I Ca,L<br />

Ca 2+<br />

NCX<br />

Ser 2814<br />

(CaMKII)<br />

P<br />

P<br />

Ser 2808<br />

(PKA)<br />

?<br />

RyR2<br />

Ca 2+<br />

I NCX<br />

?<br />

DADs<br />

SR<br />

RyR2<br />

Ca 2+ Ca 2+<br />

Ca 2+ Ca 2+<br />

Ca 2+ Load<br />

Ca 2+ Ca 2+<br />

Ca 2+<br />

PLN<br />

Serca2<br />

P<br />

Ca 2+<br />

Ca 2+<br />

CSQ<br />

Ca 2+<br />

CSQ = Calsequestrin<br />

Ca 2+ Ca 2+ Ca 2+<br />

Sarcoplasmic reticulum<br />

Pogwizd, Circ Res 2000;87:641; Marx et al., Cell 2000;101:365; Lindner et al., JMCC 30;743;<br />

Ai et al., Circ Res 2005;97:1314; Pogwizd & Bers, Trends Cardiovasc Med 2004;14:61.

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