What is Transfection?

Traditionally, transfection has been the introduction of foreign DNA by non-viral means into cultured eukaryotic cells. Currently, the term transfection applies to the introduction of any naked nucleic acid molecule, not just DNA, into cultured eukaryotic cells.

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What is Labeling?

A wide variety of molecular and cellular biology procedures are dependent on a labeled or tagged nucleic acid whose behavior can be specifically studied via the attached label. Ideally, the label will have little to no influence on the behavior of the labeled nucleic acid.

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