2.Nitric oxide(NO)可以活化某種酵素以增加下列何種二級訊息因子?
(A)cGMP
(B)cAMP
(C)IP3
(D)Diacylglycerol
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統計: A(5107), B(810), C(395), D(40), E(0) #537313
統計: A(5107), B(810), C(395), D(40), E(0) #537313
詳解 (共 9 筆)
#999831
NO stimulates cytoplasmic Guanylyl Cyclase (鳥苷酸環化酶)--> conversion of GTP to cGMP --> ↑cGMP
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#1611928
然後讓下游MLC「去」磷酸化
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#6091058
興奮Guanylyl Cyalase(GC)—>cGMP上升
—>興奮Protein kinase G(PKG)、MLC去磷酸化
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#6130232
圖像記憶法:


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#5890547

Nitric oxide(NO)活化sGC(soluble guanylyl cyclase)
-->cGMP↑ -->活化PKG(protein kinase G) -->阻止Ca2+入細胞 -->血管舒張
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