The Positive Inotropic and Chronotropic Effects of Evodiamine and Rutaecarpine, Indoloquinazoline Alkaloids Isolated from the Fruits of Evodia rutaecarpa, on the Guinea-Pig Isolated Right Atria: Possible Involvement of Vanilloid Receptors - Kobayashi, Yoshinori; Hoshikuma, Kiyoko; Nakano, Yumiko; Yokoo, Yoshiharu; Kamiya, Toshikazu (Planta Medica, 2001)