Lambda DNA Mixed Digest, for DNA electrophoresis

Stock Code: 3577363
Manufacturer Part No: D2916-20UG

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Descriptions

Application

Suitable for size determination of dsDNA by electrophoresis with either agarose or polyacrylamide gels.

Lambda DNA Mixed Digest has been used for DNA electrophoresis.

Components

Sigma’;s Lambda DNA Mixed Digest is provided in a solution of 10 mM Tris-HCl (pH 8.0), with 1.0 mM EDTA.

General description

Sigma’;s Lambda DNA Mixed Digest contains 10 fragments from 1,503 − 48,502 bp. Six ul of the ladder should be diluted in gel loading buffer and then loaded in a single lane on an agarose or polyacrylamide gel.

Other Notes

For optimal resolution, the recommended agarose gel concentration is 0.4%.

Preparation Note

Bacteriophage lambda DNA was completely digested with by Apa I, Kpn I, Xba I and Xho I in separate reactions, sticky ends filled with DNA polymerase I Klenow (to prevent reannealing), mixed with uncut bacteriophage lambda DNA, and then purified by phenol extraction.