Reagents such as vectors, host cells, DNA molecules coding for these ribozymes usefull in methods of treatment...http://www.google.com.au/patents/US6458567?utm_source=gb-gplus-sharePatent US6458567 - Hepatitis C Virus ribozymesAdvanced Patent SearchPublication numberUS6458567 B1Publication typeGrantApplication numberUS 09/431,419Publication date1 Oct 2002Filing date1 Nov 1999Priority date29 Feb 19