title: Microbiological assay of serum and whole-blood folic acid activity.
mesh_terms: D001681:Biological Assay; D003470:Culture Media; D013293:Enterococcus faecalis / Q000378:metabolism*; D005492:Folic Acid / Q000097:blood*; D006801:Humans; D007778:Lactobacillus / Q000378:metabolism*; D010376:Pediococcus / Q000378:metabolism*
chemical_list: D003470:Culture Media; D005492:Folic Acid