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Ontent/7/1/Page 10 ofFigure 5 Ca2+/CaMKII-dependent LTA-mediated activation of JNK and c-Jun in RBA-1 cells. (A) Cells were pretreated with BAPTA (upper part) or TG (lower part) for 1 h and then incubated with LTA for the indicated time intervals. Cell lysates were assayed by western blot using anti-phospho-CaMKII antibody. (B) Cells were pretreated CaMI or KN-62 for 1 h and then incubated with LT