title: Effects of a biguanide (Metformin) on vitamin B 12  and folic acid absorption and intestinal enzyme activities.
mesh_terms: D000328:Adult; D001706:Biopsy; D004789:Enzyme Activation; D005260:Female; D005492:Folic Acid / Q000097:blood / Q000378:metabolism*; D005696:Galactosidases / Q000032:analysis; D006801:Humans; D007408:Intestinal Absorption / Q000187:drug effects*; D007413:Intestinal Mucosa / Q000201:enzymology* / Q000378:metabolism; D008297:Male; D008320:Maltose / Q000032:analysis; D008687:Metformin / Q000494:pharmacology*; D008875:Middle Aged; D013393:Sucrase / Q000032:analysis; D014198:Trehalase / Q000032:analysis; D014805:Vitamin B 12 / Q000097:blood / Q000378:metabolism*
chemical_list: D008320:Maltose; D008687:Metformin; D005492:Folic Acid; D005696:Galactosidases; D014198:Trehalase; D013393:Sucrase; D014805:Vitamin B 12