(1)importance of cell communication (2)nformationand Teaching ()receptor and ligand Content (4)pathways of signal transduction (5)mutual interaction of signaling pathways (6)cell signaling and disease Teaching Foci Focus; (1)concepts of cell communication,signaling molecules and receptors,proteir Difficult kinase and phosphatase, Problems and (2)Concept of receptor and its main function Their Solutions (3)main steps of extracellular signals transduction into cells 4）Basic pro cess of enzymatic ns-membrane signaling transduction (5xlifferent signal transduction pathways(cAMP-PKA pathway.CaPKC) (6)cross-talks of different signaling transduction pathways Difficult points: (1)information and signal,conduction and transduction (2)characteristicsofr eptor roles and regulation 3)basic characteristics of cel signaing Time Allotment (1)Compare the similarity and difference between information and signal. conduction and transduction Assignment (2)Understand the GPCR-mediated important signaling pathways (3)Analyze the important significance ofG protein cycle in cell signaling Postscript MemoTeaching Content (1) importance of cell communication (2) information and signal, conduction and transduction (3) receptor and ligand (4) pathways of signal transduction (5) mutual interaction of signaling pathways (6) cell signaling and disease Teaching Focus; Difficult Problems and Their Solutions Foci: (1) concepts of cell communication, signaling molecules and receptors, protein kinase and phosphatase, (2) Concept of receptor and its main function (3) main steps of extracellular signals transduction into cells (4) Basic process of enzymatic trans-membrane signaling transduction (5)different signal transduction pathways (cAMP-PKA pathway, Ca2+ -PKC) (6) cross-talks of different signaling transduction pathways Difficult points: (1) information and signal, conduction and transduction (2) characteristics of receptor roles and regulation (3) basic characteristics of cell signaling Time Allotment Assignment (1)Compare the similarity and difference between information and signal, conduction and transduction (2) Understand the GPCR- mediated important signaling pathways (3) Analyze the important significance of G protein cycle in cell signaling Postscript Memo