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Trade name for the natural product Nourseothricin


  • stock solution: 100mg/mL (1000X) in water, filter sterilized, stored at -20 C
  • working concentration: working concentration depends on organism and purpose of antibiotic application; stable at RT
  • Saccharomyces cerevisiae: 100 µg/ml
  • Escherichia coli: 50 µg/ml
  • Ustilago maydis: 75 µg/ml
  • Leishmania sp.: >100 µg/ml
  • Cryptococcus neoformans: 100 µg/ml
  • Arabidopsis thaliana: 100 µg/ml


Is used to select for the natMX4 marker in the yeast vector pAG25 (Goldstein & McCusker, 1999) [1] [2]


  • More information and product available from WERNER BioAgents [3].