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  2. Ethanol precipitation - Wikipedia

    en.wikipedia.org/wiki/Ethanol_precipitation

    Ethanol precipitation is a method used to purify and/or concentrate RNA, DNA, and polysaccharides such as pectin and xyloglucan from aqueous solutions by adding salt and ethanol as an antisolvent. In DNA extraction, after separating DNA from other cell constituents in water, DNA is precipitated out of solution by neutralizing it with positively ...

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  4. DNA extraction - Wikipedia

    en.wikipedia.org/wiki/DNA_extraction

    Cellular and histone proteins bound to the DNA can be removed either by adding a protease or having precipitated the proteins with sodium or ammonium acetate or extracted them with a phenol-chloroform mixture before the DNA precipitation. After isolation, the DNA is dissolved in a slightly alkaline buffer, usually in a TE buffer, or in ultra ...

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  7. Salting out - Wikipedia

    en.wikipedia.org/wiki/Salting_out

    Salting out is typically used to precipitate large biomolecules, such as proteins or DNA. [2] Because the salt concentration needed for a given protein to precipitate out of the solution differs from protein to protein, a specific salt concentration can be used to precipitate a target protein. This process is also used to concentrate dilute ...