dˈʊɹɹɪŋ dɪvˈɛləpmənt ʌvðɪ ˈɛmbɹɪˌoʊ, ðə kˈɔːɹniəl stɹˈoʊmə ɪz dᵻɹˈaɪvd fɹʌmðə nˈʊɹɹəl kɹˈɛst ɐ sˈoːɹs ʌv mˈɛsəntʃˌaɪm ɪnðə hˈɛd ænd nˈɛk wˌɪtʃ hˈæzbiːn ʃˈoʊn tə kəntˈeɪn mˈɛsəntʃˌɪməl stˈɛm sˈɛlz.
During development of the embryo, the corneal stroma is derived from the neural crest (a source of mesenchyme in the head and neck) which has been shown to contain mesenchymal stem cells.