slˈɪt: slˈɪt ɪz ɐ sᵻkɹˈiːɾᵻd lˈɪɡænd ɛkspɹˈɛst ɪnðə flˈoːɹ plˈeɪt ænd fˈʌŋkʃənz tʊ ɪnhˈɪbɪt ˈæksɑːnəl kɹˈɔsɪŋ ʌvðə nˈʊɹɹəl tˈuːb.
Slit: Slit is a secreted ligand expressed in the floor plate and functions to inhibit axonal crossing of the neural tube.