It has also been shown, however, that in the absence of a co-expressed TrkA, the LNGFR may signal a cell to die via apoptosis – so therefore cells expressing the LNGFR in the absence of Trk receptors may die rather than live in the presence of a neurotrophin.
ɪt hɐz ˈɔːlsoʊ bˌɪn ʃˈoʊn, haʊˈɛvɚ, ðæt ɪnðɪ ˈæbsəns əvə kˈoʊɛkspɹˈɛst tˌiːˌɑːɹkˈeɪ ˈeɪ, ðɪ ˌɛlˌɛndʒˈiːˌɛfˈɑːɹ mˈeɪ sˈɪɡnəl ɐ sˈɛl tə dˈaɪ vˈaɪəɹ ɐpəptˈoʊsɪs sˌoʊ ðˈɛɹfoːɹ sˈɛlz ɛkspɹˈɛsɪŋ ðɪ ˌɛlˌɛndʒˈiːˌɛfˈɑːɹ ɪnðɪ ˈæbsəns ʌv tˌiːˌɑːɹkˈeɪ ɹᵻsˈɛptɚz mˈeɪ dˈaɪ ɹˈæðɚ ðɐn lˈɪv ɪn ðə pɹˈɛzəns əvə nˌʊɹɹətɹˈoʊfɪn.