DH5α chemically competent cells (MOFY-0822-FY458)


Cat: MOFY-0822-FY458
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Specifications

DescriptionDH5α strains are commonly used competitive cells in laboratories. The deletion of endonuclease (endA) improves the yield and quality of plasmid DNA; the recombinase-deficient type (recA) reduces the probability of homologous recombination of the inserted fragment and ensures the stability of the inserted DNA; the presence of lacZΔM15 makes DH5α available for blue, Vitiligo screening.
Gene TypesF- φ80 lac ZΔM15 Δ (lacZYA-arg F) U169 endA1 recA1 hsdR17 (rk-,mk+) supE44λ- thi -1 gyrA96 relA1 phoA
Size100 µL/vial
QC resultTransformation efficiency of pUC19 plasmid detection:> 5×108 cfu/μg DNA
Note1. Competent cells should be slowly thawed in ice, and the target DNA should be added within 8 minutes of inserting into ice. Do not keep in ice for too long, as long-term storage will reduce the transformation efficiency.
2. Be gentle when mixing plasmids or ligation products.
3. Transforming high concentrations of plasmids or high-efficiency ligation products can correspondingly reduce the amount of bacteria that are ultimately used for plating.

Properties

ShippingDry ice
StorageStore at -80 °C
Handling AdviceImmediately upon receipt, cells were transferred from dry ice to -80°C refrigerator.
For Research Use Only | Not For Clinical Use.
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