The effect of 5-hydroxtryptamine on the regulation of megakaryocytopoiesis.


5-Hydroxtryptamine (5-HT, serotonin) has been recognized not only as a neurotransmitter and vasoactive agent, but also as a growth factor. 5-HT mainly binds to 5-HT2 receptors or 5-HT1 receptors on cell surfaces to stimulate cell proliferation through Ras or MAPK (mitogen-activated protein kinase) pathways in many cell types. It has been reported that 5-HT… (More)


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