UNCLASSIFIED eee ee ee ee TABLE 1 Effect of Ligating the Oesophagus on the Tissue Distribution of an Inhaled Sr®Clz Aerosol GammaActivity (c/m) at 20 Hours Following Exposure Tissue Controls Sham-operated Oesophagus 18 ,800 21,300 8,150 838 9,246 879 10,722 261 5 ,272 Trachea 63 65 Alveolar 339 867 20 17 Liver Head Tissue Oesophagus (above ligation) Stomach and Contents Small Intest. and mice) Ligated Controls Skeleton 6 . (6 mice (6 mice) ; (8 mice) 44 . 115 : 149 591 1,589 517 1,861 2,148 616 12,474 5,169 1,663 14,926 8,906 2,796 Contents Large Intest. and Contents Total G.I. Tract Contents -8- UNCLASSIFIED