Meaning of NORTHERN BLOT

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Biology Dictionary
	Definition:		A technique similar to Southern blotting, though it is used for RNA. In this technique, RNA fragments are transferred from an agarose gel to a nitrocellulose filter, where the RNA is then hybridized to a radioactive probe.
Glossary
	Definition:		A gel-based laboratory procedure that locates mRNA sequences on a gel that are complementary to a piece of DNA used as a probe.