however , when cultured skin fibroblasts from cystinotic patients and normal control individuals are incubated in se-d , l-methionine , se-d , l-cystine , se-cystamine x hcl , se-urea , selenite or in medium without added selenium , only the cystinotic fibroblasts grown in se-urea or selenite ( seo3= ) contain more selenium than do the corresponding normal cells ( p less than 0.05 ) .
C0016030
fibroblasts
C0007634
normal cells