What question did this study set out to answer?

To establish a rapid and simple alkaline lysis extraction method for isolating recombinant plasmid DNA suitable for restriction enzyme digestion and gel electrophoresis.

November 24, 1979Nucleic Acids ResearchOpen Access

A rapid alkaline extraction procedure for screening recombinant plasmid DNA

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Authors

HBH.C. BirnboimUniversity of Toronto JDJanine DolyUniversité Paris Cité

Discussion

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Implication

Laboratory study demonstrates rapid alkaline extraction of recombinant plasmid DNA in bacterial cells, highlighting efficient high-throughput screening.

Key Points

To establish a rapid and simple alkaline lysis extraction method for isolating recombinant plasmid DNA suitable for restriction enzyme digestion and gel electrophoresis.
Utilized selective alkaline denaturation to disrupt high-molecular-weight chromosomal DNA under controlled pH conditions without a pH meter.
Neutralized the extract to precipitate chromosomal DNA into an insoluble clot while retaining covalently closed circular plasmid DNA in the supernatant.
Enabled the preparation and gel electrophoresis screening of 100 or more bacterial clones per day.
Successfully recovered both large and small plasmid DNAs with sufficient purity for direct cleavage by restriction endonucleases.

Cite This Study

Birnboim et al. (1979) studied this question.

synapsesocial.com/papers/69dd5d558557d5ab8f40d50a https://doi.org/10.1093/nar/7.6.1513

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November 24, 1979Nucleic Acids ResearchOpen Access

A rapid alkaline extraction procedure for screening recombinant plasmid DNA

View Full Paper

Ask AI

Bookmark

Authors

HBH.C. BirnboimUniversity of Toronto JDJanine DolyUniversité Paris Cité

Discussion

Member takes

Implication

Laboratory study demonstrates rapid alkaline extraction of recombinant plasmid DNA in bacterial cells, highlighting efficient high-throughput screening.

Key Points

To establish a rapid and simple alkaline lysis extraction method for isolating recombinant plasmid DNA suitable for restriction enzyme digestion and gel electrophoresis.
Utilized selective alkaline denaturation to disrupt high-molecular-weight chromosomal DNA under controlled pH conditions without a pH meter.
Neutralized the extract to precipitate chromosomal DNA into an insoluble clot while retaining covalently closed circular plasmid DNA in the supernatant.
Enabled the preparation and gel electrophoresis screening of 100 or more bacterial clones per day.
Successfully recovered both large and small plasmid DNAs with sufficient purity for direct cleavage by restriction endonucleases.

Cite This Study

Birnboim et al. (1979) studied this question.

synapsesocial.com/papers/69dd5d558557d5ab8f40d50a https://doi.org/10.1093/nar/7.6.1513

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