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The effect of low threshold electrical stimulation via acupuncture of classical acupuncture locus tsusanli was studied in rats with light anesthesia. A remarkable decrease of RBC velocities in mesenteric vessels and a fall of carotid arterial pressure occurred during stimulation. An inhibition of sympathetic vasoconstrictor activity by stimulating the conventional meridian loci was the mechanism which could be justifiably postulated.
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Genius T. C. Lee (1974) studied this question.
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