Novel Cassette-Based Shuttle Vector System for Gram-Positive Bacteria Charpentier, Emmanuelle ; Anton, Ana I. ; Barry, Peter ; Alfonso, Berenice ; Fang, Yuan ; Novick, Richard P. Abstract Publication: Applied and Environmental Microbiology Pub Date: October 2004 DOI: 10.1128/AEM.70.10.6076-6085.2004 Bibcode: 2004ApEnM..70.6076C