5-alpha Chemically Competent E. coli Cells for Cloning and Subcloning.
5-alpha Chemically Competent E. coli Cells for Cloning and Subcloning.
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AB 5-alpha chemically competent E.coli cells are comparable to the DH5α™ strain of E. coli. AB 5-alpha cells carry recA1 and endA1 mutations that minimize recombination and improve plasmid stability and quality.
They also contain a lacZ marker that provides α-complementation of the β-galactosidase gene for blue/white color screening and are ideal for cloning, sub-cloning, library construction, and plasmid isolation.
AB 5-alpha chemically competent cells are supplied as a pack of 10 convenient 100 μl/tube aliquots.
Catalog # AB5-201
This product is intended for laboratory research use only.
Transformation efficiency: ≥ 1x10^8 cfu/μg pUC19 plasmid DNA
Mutations: recA1, endA1
Contains lacZ marker for blue/white color screening
E. coli genotype:
F- endA1 recA1 relA1 gyrA96 hsdR17(rk-, mk+) deoR supE44 phoA Δ(lacZYA-argF)U169 Φ80lacZΔM15 λ– thi-1
Storage: at -80°C. Thaw on ice only before use. Do not re-freeze
Bulk quantities and custom packaging are available at very competitive prices for all Competent Cells.
Shipping: Product requires shipping on dry ice. Please contact info@amidbiosciences.com for shipment estimates.
References:
Domestic Shipping in the US
Temperature sensitive products requiring shipping/handling on dry ice are shipped via UPS Next Day Air Saver. These products are delivered the next day if your order is placed before 3 PM PST. A dry ice surcharge is included in the shipping cost at checkout. For orders totaling over $1,000, free shipping and handling will be applied to the order.
International Shipping
Orders to be shipped internationally (outside of the US) can be shipped via DHL Express Worldwide or FedEx International Priority. Please contact info@amidbiosciences.com if you would like your company's shipping account to be used for the order. Our customers have sometimes negotiated lower shipping rates than us.
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