INSTANTER defined on the Free Online Law Dictionary. law terminology definitions including drugs, abbreviations, equipment, devices, and more from almost all law specialties. law-dictionary.org Law Dictionary
A northern blot is a laboratory method used to detect specific RNA molecules among a mixture of RNA. Northern blotting can be used to analyze a sample of RNA from a particular tissue or cell type in order to measure the RNA expression of particular genes.
Applications. 1  Western blotting can be used to identify a specific antibody in a mixture. In this case, known antigens of well-defined molecular weight are separated by SDS-PAGE and blotting onto nitrocellulose. 2  A western blot is also used as the definitive test for mad cow disease.