tokens: We have therefore studied the molecular mechanisms of TGF-beta1 action on thyroglobulin ( TG ) gene expression by focusing our attention on TGF-beta1 regulation of thyroid specific transcription factors .
folded_tokens: we have therefore study the molecular mechanism of tgf-beta1 action on thyroglobulin ( tg ) gene expression by focus we attention on tgf-beta1 regulation of thyroid specific transcription factor .