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No claim that oral choline necessarily raises brain DHA.\nexposure: LPC-bound versus unesterified DHA; sodium-dependent transport\nevidence_span: {\"source_cache\": \"artifacts/choline-research/24828044.abstract.txt\", \"locator\": \"Primary indexed abstract; zero-based, end-exclusive Unicode character offsets\", \"file_sha256\": \"3ec710edae591ed103960d73b49918a61b0260b22702926792e7133337b93695\", \"start_char\": 0, \"end_char\": 1689, \"text_sha256\": \"3ec710edae591ed103960d73b49918a61b0260b22702926792e7133337b93695\"}\n[choline-p24828044] Mfsd2a is a transporter for the essential omega-3 fatty acid docosahexaenoic acid. (2014). https://pubmed.ncbi.nlm.nih.gov/24828044/ DOI: 10.1038/nature13241","model_system":"Mouse knockout and cell transport experiments","directness":"author_interpretation","verification_status":"source_derived_draft","notes":"Exact curation-document quotation, not publisher quotation. 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