O se faʻataʻitaʻiga o se faʻamaʻi faʻamaʻi faʻamaʻi ona o le le lava o le enzyme o le Tay<unk>Sachs faʻamaʻi, lea e leai ai ni tagata maʻi o le enzyme hexosidaminase. O se faʻataʻitaʻiga o le le lava o le enzyme o le ituaiga masani lea o le phenylketonuria. Tele o suiga eseese o le amino acid i le enzyme phenylalanine hydrox, lea e faʻaosofia ai le laʻasaga muamua i le faʻaleagaina o le phenylalanine, e mafua ai le faʻatupulaia o le phenylalanine ma suiga e fesoʻotaʻi ai. O nisi o loʻo faʻaleagaina tuusaʻo le malosi o le gaioiga, ma faʻaleagaina, ae o le tele o vailaʻau o loʻo aʻafia ai le faʻamaʻi e mafai ona faʻaleagaina ai le faʻamaʻi. O le isi faʻataʻitaʻiga o le faʻamaʻi o
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