Principle of biosensors
Application of biosensors for pathogen detection
Quizzed article REF: BIO7115 V1
Principle of biosensors
Application of biosensors for pathogen detection

Author : Jasmina VIDIC

Publication date: May 10, 2016, Review date: January 29, 2021 | Lire en français

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1. Principle of biosensors

In the case of a biosensor for pathogen detection, biological entities (enzyme, antibody, antigen, DNA, RNA, cell organelle, cell, tissue, etc.) that specifically recognize the target (virus, bacteria) are immobilized on the biosensor's solid support (figure 1 ). Thanks to the simplicity of this construction, the biosensor can identify pathogens in a very short time.

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