The state of the art may have changed since the publication date.
Mutations conferring tropism changes can result in escape from neutralization and vice versa.
We examine whether variant viruses that can colonize new cell types and simultaneously escape neutralizing antibodies have an enhanced advantage in vivo. National Library of Medicine. Always watch for outdated information. This article first appeared in 1996. This material is designed to support, not replace, the relationship that exists between you and your doctor.