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Preparation of competent E. coli cells using CaCl2
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日期：2025-11-30
PROCEDURE 1. Streak E.coli cells (DH5a, HB101, GM8) on an LB plate; (BL21(DE3)LysS cells on LB plate+34 mg/ml chloramphenicol) 2. Allow cells to grow at 37 o C overnight 3. Place one colony in 10 mL LB media (+antibiotic selection if necessary), grow ......看更多
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