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Application filed by Roche Diagnostics GmbhfiledCriticalRoche Diagnostics Gmbh
Publication of ZA994552BpublicationCriticalpatent/ZA994552B/en
ZA9904552A1998-07-151999-07-14New escherichia coli host/vector system based on antibiotic-free selection by complementation of an auxotrophy.
ZA994552B
(en)