Ward's® Live Escherichia coli Conjugation Strains
- Item requires temperature control for storage and delivery with additional fees. It's not eligible for return due to safety and quality concerns. Consider requirements before purchasing.
- Return Policy
Product Details & Documents
Two strains of Escherichia coli (donor and host) with complementary sensitivities to Ampicillin and Streptomycin. Watch them trade traits via conjugation.
Conjugation DONOR Culture (F+): Ampicillin Resistant and Streptomycin Sensitive
Conjugation HOST (RECIPIENT) Culture (F-): Ampicillin sensitive and Streptomycin resistant
Ordering information: These products contain living or perishable materials and will ship via overnight or second day delivery. Please specify a delivery date during checkout
Bacterial and fungal cultures are restricted and can only be ordered by educational professionals.
Caution: Although this organism is non pathogenic, Ward’s recommends that you utilize proper aseptic technique when handling all microorganisms.
Documents
Bacteria_Fungi Working_with_Bacteria_and_Fungi
Product Literature
Specifications
- Description:Host Strain (F-)
- Storage conditions:Freezer
- Packaging:Lyophilized
- Media:Tryptic soy agar
- Incubation conditions:37 °C
To order chemicals, medical devices, or other restricted products, please provide identification that includes your business name and shipping address via email [email protected] or fax 484.881.5997 referencing your VWR account number. Acceptable forms of identification are:
- • Issued document with your organization's Federal Tax ID Number
- • Government issued document with your organization's Resale Tax ID Number
- • Any other Government ID that includes the business name and address
Avantor will not lift restrictions for residential shipping addresses.




