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    Home > Biochemistry News > Microbiology News > Genomic Footprinting Using Nucleases

    Genomic Footprinting Using Nucleases

    • Last Update: 2021-02-01
    • Source: Internet
    • Author: User
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    Gene expression is regulated by complex mechanisms involving dynamic interactions between cis-acting elements and trans-acting factors in a highly structured chromatin environment. Investigations of protein/
    DNA
    interactions in vitro may not have relevance to a living cell system. To analyze events occurring at the DNA level in a living cell, Church et al. introduced the genomic footprinting procedure (
    1
    ). The procedure was developed further (
    2
    ) but ligation-mediated
    PCR
    (LM-PCR) was the breakthrough that rendered the technique accessible to many laboratories (
    3
    ).
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