text:  Spleen_S020401-015_Saline_0 mg/kg_3d Spleen, Saline, 3d strain: Sprague Dawley, CD-IGS; tissue: Spleen; dose: 0 mg/kg; time: 3 d; vehicle: Saline; route: Oral Gavage; Sex: Male; rna extraction date: 2002-12-06; hybridization date: 2003-01-15