Schematic representation of antibody-antigen selective recognition Bio-Recognition.

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Schematic representation of antibody-antigen selective recognition Bio-Recognition

Various optical manifestations used for biosensing

Hybridization with the target DNA molecules of complementary sequence or unwinding with the increase of temperature, change of pH or denaturing agent produces an increase of fluorescence. Molecular beacon approach for biosensing

DNA probing by hybridization of the DNA unit/single-stranded (oligonucleotides) in the loop with a complementary sequence in the DNA analyte