fɹˈækʃənˈeɪʃən ʌv ˈɑːksɪdʒən ˈaɪsətˌoʊps ɪn ðiːz tˈɪʃuːz mˈeɪ biː ɐfˈɛktᵻd baɪ bˌaɪəlˈɑːdʒɪkəl fˈæktɚz sˈʌtʃ ɐz bˈɑːdi tˈɛmpɹɪtʃɚ ænd dˈaɪət.
Fractionation of oxygen isotopes in these tissues may be affected by biological factors such as body temperature and diet.