Fig. 4

Comparison of the effect of manual acupuncture stimulation of the auricular region and the abdomen. a Site of stimulation. b, c, e, f Sample recordings of the rCBF in the contralateral frontal cortex (b, e) and MAP (c, f). d, g Summary of changes in the rCBF (in the contralateral frontal cortex) and MAP during the 60-s stimulation (n = 10, obtained from 5 rats). **p < 0.01; significantly different from the pre-stimulus control values using a paired t-test. Other details are included in Fig. 2