text_original: They have shown that in the blood of certain species of birds subject to trypanosoma infection, individual birds may often, even after prolonged microscopical examination, appear to be free from trypanosome infec  tion, but 3^et, when the blood of these same individual birds is suitably cultivated, they are found to be infected.
text_transcription: THEY HAVE SHOWN THAT IN THE BLOOD OF CERTAIN SPECIES OF BIRDS SUBJECT TO TRAPANISOMA INFECTION INDIVIDUAL BIRDS MAY OFTEN EVEN AFTER PROLONGED MICROSCOPICAL EXAMINATION APPEAR TO BE FREE FROM TRAPANISOME INFECTION BUT YET WHEN THE BLOOD OF THESE SAME INDIVIDUAL BIRDS IS SUITABLY CULTIVATED THEY ARE FOUND TO BE INFECTED
phonemes: ðeɪ hæv ʃˈoʊn ðæt ɪnðə blˈʌd ʌv sˈɜːʔn̩ spˈiːsiːz ʌv bˈɜːdz sˈʌbdʒɛkt tə tɹˌaɪpɐnəsˈoʊmə ɪnfˈɛkʃən, ˌɪndᵻvˈɪdʒuːəl bˈɜːdz mˈeɪ ˈɔfən, ˈiːvən ˈæftɚ pɹəlˈɔŋd mˌaɪkɹəskˈɑːpɪkəl ɛɡzˌæmᵻnˈeɪʃən, ɐpˈɪɹ təbi fɹˈiː fɹʌm tɹaɪpˈɑːnoʊsˌoʊm ɪnfˈɛk tɪˈɑːn, bˌʌt θɹˈiː ˈɛt, wˌɛn ðə blˈʌd ʌv ðiːz sˈeɪm ˌɪndᵻvˈɪdʒuːəl bˈɜːdz ɪz sˈuːɾəbli kˈʌltᵻvˌeɪɾᵻd, ðeɪ ɑːɹ fˈaʊnd təbi ɪnfˈɛktᵻd.