text:  Heart_S020415-401_Verapamil_1d Heart, Verapamil, 1d strain: Sprague Dawley, CD-IGS; tissue: Heart; compound: Verapamil; dose: 108 mg/kg; time: 1 d; vehicle: Water; route: Oral Gavage; Sex: Male; rna extraction date: 2002-05-02; hybridization date: 2002-05-13