PRINCETON, N.J., Dec. 28 /PRNewswire-FirstCall/ -- Soligenix, Inc. (OTC Bulletin Board: SNGX) (Soligenix or the Company), formerly known as DOR BioPharma, Inc., a late-stage biotechnology company, announced today the publication of an article in the January 2010 edition of Infection and Immunity, detailing the characteristics of several immunodominant regions of ricin A chain, the antigenic component of RiVax((TM)). RiVax((TM)) is Soligenix’s vaccine to protect against exposure to ricin toxin and is currently being evaluated in Phase 1 human safety and immunogenicity trials, as well as nonhuman primate trials for efficacy.