title: Direct absorption of riboflavin tetrabutyrate through digestive canal.
mesh_terms: D000818:Animals; D002087:Butyrates / Q000378:metabolism; D002854:Chromatography, Paper; D004064:Digestive System / Q000378:metabolism*; D008099:Liver / Q000032:analysis; D008297:Male; D051381:Rats; D012256:Riboflavin / Q000032:analysis / Q000378:metabolism*
chemical_list: D002087:Butyrates; D012256:Riboflavin