ɪn ðɪs mˈɑːdəl, ɛksklˈuːsɪvli ˈɛktoʊdɚməl sˈɛlz ɑːɹ ɪndˈuːst tə bɪkˌʌm mˈiːdiːəl flˈoːɹ plˈeɪt dˈʊɹɹɪŋ ɡˌæstɹuːlˈeɪʃən baɪ pɹɪkˈɔːɹdəl mˈɛsoʊdˌɜːm, pˈɑːsᵻbli θɹuː nˈoʊdəl sˈɪɡnəlɪŋ.
In this model, exclusively ectodermal cells are induced to become medial floor plate during gastrulation by prechordal mesoderm, possibly through Nodal signaling.