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Gold Biotechnology Inc JM109 Chemically Competent E. coli Cells 5x50 μl
Supplier: Gold Biotechnology Inc CC1145X50
GoldBio’s JM109 Chemically Competent E. coli cells are suitable for high efficiency transformation in a wide variety of routine applications such as plasmid isolation, library construction, cloning, and subcloning. JM109 is a K strain bacterium that carries multiple features including the lacIqZΔM15 marker, which provides α-complementation of the β-galactosidase gene with blue/white screening protocol as well as the hsdR17 genotype which prevents endogenous endonucleases from cleaving DNA.
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