Research Article

Involvement of MAPKs and PLC Pathways in Modulation of Pacemaking Activity by So-Cheong-Ryong-Tang in Interstitial Cells of Cajal from Murine Small Intestine

Figure 7

Hypothetical schematic signaling pathway of SCRT-induced membrane depolarizations on ICCs. SCRT-induced membrane depolarization seems to be mediated by 5-HT3 and/or 5-HT4 receptor, coupled to G protein, resulting in the activation of PLC pathway, which subsequently increases the intracellular Ca2+ level from SR. The data also suggest that MAPKs are involved in the SCRT-induced membrane depolarizations.
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