Breadcrumb Home Non-pathogenic Escherichia Coli Strains Biological Agent Reference Sheet (BARS) Non-pathogenic Escherichia Coli Strains Biological Agent Reference Sheet (BARS) Resource Type Link Resource Link Non-pathogenic Escherichia Coli Strains Biological Agent Reference Sheet (BARS) Resource Category Safety Fact Sheets, Resource Topic Biosafety and Biosecurity,
