HomeFAQsWhat is the optimal heat shock time for this strain (NEB #C3022H and NEB #C3022I)?
FAQ: What is the optimal heat shock time for this strain (NEB #C3022H and NEB #C3022I)?
Heat shock at 42ºC for 10 seconds results in the highest transformation efficiency for T7 Express Crystal competent E.coli (NEB #C3022H and NEB #C3022I). Expect approximately 50% loss in transformation efficiency when heat shocking for 80 seconds (see Figure on the main product page).
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