title: Improved method of assay for choline.
abstract: A modified assay for choline is described which is shorter, yields more consistent responses, and requires considerably less time, space, and equipment than the existing assays.
mesh_terms: D001681:Biological Assay / Q000379:methods*; D002794:Choline / Q000032:analysis*; D005069:Evaluation Studies as Topic; D009492:Neurospora crassa / Q000254:growth & development / Q000378:metabolism
chemical_list: D002794:Choline