The present invention provides methods for isolating biological target materials, particularly nucleic acids, such as DNA or RNA or hybrid molecules of DNA and RNA, from other substances in a medium using silica magnetic particles. The methods of the present invention involve forming a complex of the...http://www.google.fr/patents/US6027945?utm_source=gb-gplus-shareBrevet US6027945 - Methods of isolating biological target materials using silica magnetic particles
Methods of isolating biological target materials using silica magnetic particles
