Electroacupuncture Improves Baroreflex and γ-Aminobutyric Acid Type B Receptor-Mediated Responses in the Nucleus Tractus Solitarii of Hypertensive Rats
Effect of the GABAB receptor agonist baclofen on MAP and HR in the sham, 2K1C, 2K1C + EA, and 2K1C + SEA groups. (a) Representative original tracings showing AP and HR changes evoked by microinjection of baclofen (50 pmol in 50 nL) into the NTS in the sham, 2K1C, 2K1C + EA, and 2K1C + SEA groups. The peak alteration (Δ) of MAP (b) and peak alteration (Δ) of HR (c) after microinjection of baclofen (50 pmol in 50 nL) into the NTS. Values are means ± SE ( in each group). vs. sham group; vs. 2K1C group.