['The role of cannabinoid receptor type 2 (Cnr2) in regulating immune function had been widely investigated, but the mechanism is not fully understood.', 'Cnr2 activation down-regulates 5-lipoxygenase (Alox5) expression by suppressing the JNK/c-Jun activation.'] Does cannabinoid receptor 2 suppress leukocyte inflammatory migration by modulating the JNK/c-Jun/Alox5 pathway?