assessments were made of the thymus and spleen weights and the total nucleotide , nucleic acid , and protein content as well as the incorporation of [ 14c ] leucine into protein and of [ 3h ] orotate into rna , in the thymus , spleen , liver , brain , kidney , lungs , heart , pancreas , and skeletal muscle of normal ( +/+ ) and dystrophic ( dy/dy ) 129 rej mice aged 40 , 60 , or 90 days .
C0423896
content
C0006104
brain