tokens: NKX2 .1 is a member of the NK2 family of homeodomain containing transcription factors whose targeted disruption in mouse results in the absence of thyroid tissue and a severely abnormal lung phenotype .
folded_tokens: nkx2 .1 be a member of the nk2 family of homeodomain contain transcription factor whose targeted disruption in mouse result in the absence of thyroid tissue and a severely abnormal lung phenotype .