we studied thyroid growth-blocking activity in immunoglobulin g ( igg ) fractions of serum from 24 patients with primary myxedema , 24 patients with goitrous hashimoto 's thyroiditis , and 18 normal subjects by measuring the ability of their igg to inhibit tsh-induced [ 3h ] thymidine incorporation into dna in a rat thyroid cell line , frtl-5 .
C0027145
myxedema
C0040132
thyroid