69453
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69453 Sigma-AldrichHMS174(DE3) Competent Cells - Novagen
HMS174 strains provide high transformation efficiencies and the recA mutation in a K-12 background. Strain may stabilize certain target genes whose products may cause the loss of the DE3 prophage.
69451-3 Sigma-AldrichBL21(DE3)pLysS Competent Cells - Novagen
69450-3 Sigma-AldrichBL21(DE3) Competent Cells - Novagen
69452 Sigma-AldrichHMS174 Competent Cells - Novagen
HMS174 strains provide high transformation efficiencies and the recA mutation in a K-12 background. Strain may stabilize certain target genes whose products may cause the loss of the DE3 prophage.
69454 Sigma-AldrichHMS174(DE3)pLysS Competent Cells - Novagen
HMS174 strains provide high transformation efficiencies and the recA mutation in a K-12 background. T7 lysozyme expression suppresses basal T7 expression.
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