text:  Heart_R020924-168_Tacrine_5d Heart, Tacrine, 5d strain: Sprague Dawley, CD-IGS; tissue: Heart; compound: Tacrine; dose: 24 mg/kg; time: 5 d; vehicle: Water; route: Oral Gavage; Sex: Male; rna extraction date: 2004-05-21; hybridization date: 2004-06-23