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Related Experiment Videos

A modified procedure for fractionating histones.

D Oliver, K R Sommer, S Panyim

    The Biochemical Journal
    |September 1, 1972
    PubMed
    Summary
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    This study presents a refined method for separating animal histones into five main types. The technique improves upon existing procedures by using whole histone for cleaner fractionation.

    Area of Science:

    • Biochemistry
    • Molecular Biology
    • Proteomics

    Background:

    • Histones are crucial proteins involved in DNA packaging.
    • Accurate fractionation of histone proteins is essential for understanding their diverse roles.
    • Previous methods, like those by E. W. Johns (1964), relied on nucleoprotein preparations.

    Purpose of the Study:

    • To develop an improved method for fractionating histones.
    • To achieve cleaner separation of histone proteins into distinct groups.
    • To adapt fractionation techniques for use with whole histone preparations.

    Main Methods:

    • The method utilizes differential solubility in acidic and ethanol solutions.
    • It is based on modifications of established histone fractionation procedures.

    Related Experiment Videos

  • The technique employs whole histone as the starting material, avoiding nucleoprotein isolation.

    • Main Results:

    • The described method successfully fractionates histones into five major groups.
    • This approach yields a cleaner separation compared to previous techniques.
    • The use of whole histone simplifies the initial preparation steps.

    Conclusions:

    • The novel method offers a more efficient and cleaner way to fractionate histones.
    • This technique is applicable to histones from various animal sources.
    • The improved fractionation facilitates further research into histone function and modification.