A method for analyzing or purifying samples. Molecules are separated by their relative weight, charge, or stereochemistry, which affect their speed of movement through a gel.

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An unknown band appearing in my gel electrophoresis

I am having trouble understanding what is the source of band "2" in the following gel-electrophoresis: In this experiment, we took an E.coli transformant colony and ran its nucleic acids in the ...
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Alternative protocol for evaluating RNA integrity, using a bleach gel

I hate having to run MOPS PFA agarose gels with DEPC and everything just to verify my RNA integrity. I came across an alternative protocol that uses ordinary household bleach in the gel to inhibit ...