When Blood Reigns — Barbara Custer

Marked for death, Alexis accompanies her lover, Yeron, and four survivors of a zombie invasion on a search for the renegades who created a chemical that induces a zombie-like state. On the way, ravenous flesh-eaters attack Alexis's team; one survivor turns on her. She realizes too late that the renegades have been tracking her every move. When officials capture her, she becomes deathly ill. Can DNA splicing save her? Will Yeron's attempts at rescue jeopardize all their lives?