When is a heme transporter not a heme transporter? When it's a folate transporter.

Andrews, Nancy C · Cell Metab · 2007

editorial · Level V

Where this comes from

Abstract

Essential nutrients enter the body through a variety of specific transporter molecules expressed in the intestinal epithelium. A recent paper by elegantly demonstrates that one of these transporters, previously thought to carry heme, is in fact an important folate transporter.

Medical subject headings