title: High-dose B vitamin supplements and Alzheimer disease.
authors.forename: Bennett I
authors.initials: BI
authors.lastname: Machanic
mesh_terms: D000544:Alzheimer Disease / Q000097:blood* / Q000188:drug therapy*; D001812:Blood-Brain Barrier; D003072:Cognition Disorders / Q000517:prevention & control; D019587:Dietary Supplements; D005492:Folic Acid / Q000493:pharmacokinetics / Q000627:therapeutic use*; D006710:Homocysteine / Q000097:blood*; D006801:Humans; D014803:Vitamin B Complex / Q000493:pharmacokinetics / Q000627:therapeutic use*
chemical_list: D006710:Homocysteine; D014803:Vitamin B Complex; D005492:Folic Acid