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topical membership is not evidence of a direct dietary effect.\nplain_language: PCFT uses acidic conditions to help folate enter cells.\norganism: Human transporter in cellular/oocyte expression systems\ntissue_or_cell_type: Membrane transport models\nexperimental_model: Human transporter expression, electrophysiology and affected family\nlimitations: Expression-system kinetics are not whole-intestine absorption fractions.\nexposure: Folate substrates across pH conditions\n[qiu2006] Identification of an intestinal folate transporter and the molecular basis for hereditary folate malabsorption (2006). https://pubmed.ncbi.nlm.nih.gov/17129779/ DOI: 10.1016/j.cell.2006.09.041","model_system":"Human transporter expression, electrophysiology and affected family","directness":"author_interpretation","verification_status":"source_derived_draft","notes":"Exact curation-document quotation, not publisher quotation. 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