The search for therapeutics to treat infections by ebolaviruses and Marburg virus has focused on identifying compounds that interfere with viral entry into host cells. Here, White and Schornberg discuss recent studies that have identified Niemann–Pick C1 (NPC1), a protein that resides deep in the endocytic pathway, as an important host factor in this process.
- Judith M. White
- Kathryn L. Schornberg
