Abstract:
:The forkhead genes encode a transcription factor involved in embryogenesis and pattern formation in multicellular organisms. They are mammalian transcriptional regulators that bind DNA as a monomer through their forkhead domain. The Foxf2 (LUN) mRNA is expressed in the mesenchyme directly adjacent to the ectoderm-derived epithelium in the developing tongue and in the mesenchyme adjacent to the endoderm-derived epithelium in the gastrointestinal (GI) tract, lungs, and genitalia. To investigate the developmental role of the Foxf2 gene during embryogenesis, we disrupted the Foxf2 gene and showed that these mutant mice died shortly after birth. Mice lacking the Foxf2 gene were found to develop cleft palate and an abnormal tongue. In addition, we found that the GI tract and the lungs of Foxf2-deficient newborn mice were normal in both morphology and function. These results suggest that the Foxf2 gene plays key roles in palatogenesis by reshaping the growing tongue.
journal_name
Dev Bioljournal_title
Developmental biologyauthors
Wang T,Tamakoshi T,Uezato T,Shu F,Kanzaki-Kato N,Fu Y,Koseki H,Yoshida N,Sugiyama T,Miura Ndoi
10.1016/s0012-1606(03)00176-3subject
Has Abstractpub_date
2003-07-01 00:00:00pages
83-94issue
1eissn
0012-1606issn
1095-564Xpii
S0012160603001763journal_volume
259pub_type
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