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Ward's® Live Escherichia coli Conjugation Strains

Ward's® Live <i>Escherichia coli </i>Conjugation Strains
Supplier:  Avantor
CertificatesWard's® Live <i>Escherichia coli </i>Conjugation Strains
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Ward's® Live Escherichia coli Conjugation Strains
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  • 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.
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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.

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Product Information

  • Media
    Incubation conditions
    Storage conditions
    Packaging
    Availability
    Price
  • 470179-518
    Donor Strain (F+)
    Donor Strain (F+)
    Tryptic soy agar
    37 °C
    Freezer
    Lyophilized
    Log in for availability
    Log in for availability
    Each
    Each - $55.30
    $55.30
    Each
       $55.30
    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.
  • 470179-516
    Host Strain (F-)
    Host Strain (F-)
    Tryptic soy agar
    37 °C
    Freezer
    Lyophilized
    Log in for availability
    Log in for availability
    Each
    Each - $55.20
    $55.20
    Each
       $55.20
    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.
Restricted Products: To process your orders without delay, please provide the required business documentation to purchase this product.

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