156 



D. Wright Wilson 



Table II 

 Recovery of Pyrimidines put on Paper 



♦The substance run on paper separately. 



•fA mixture of the substances run on single paper, producing two separate bands which were 

 eluted separately. 



Ratio = Reading at 278 m^/Reading at 262 m/x. 



Table III shows the type of data which we have obtained. 

 The specific activities are accurate to within 5 per cent 

 except where the counts were small, as shown in later tables. 

 Within each part of our experiment, the relative weights 



Table III 



Normal Rat Liver Incubated with 4 mg. of [2-^*C] Orotic Acid 



♦Separation with paper followed by resin purification of each band. 

 fSeparation on resin alone. 



