Antinociceptive Mechanism of the Actonitine Alkaloids Mesaconitine and Benzoylmesaconine - Suzuki, Yasuyuki; Oyama, Tsutomu; Ishige, Atsushi; Isono, Tomoko; Asami, Akitoshi; Ikeda, Yoshiki; Noguchi, Masamichi; Omiya, Yuji (Planta Medica, 1994)