Mean values of blood glucose (total protein) concentrations in dogs after XH (xylazine high), XL (xylazine low), XLL (xylazine low combined with laser acupuncture) and XLV (xylazine low combined with vibrational acupuncture) treatments. *Significantly different (p＜0.05) from baseline. δ Significantly different (p＜0.05) from XLV.α Significantly different (p＜0.05) from XL and XLL.