3、Nucleic acid based assay ⚫ DNA hybridization – followed by detection with ⚫ Dot blot assay ⚫ Fluorescence or Chemiluminesence ⚫ Polymerase Chain Reaction (PCR) – followed by detection with ⚫ Gel electrophoresis ⚫ Fluorescence or Chemiluminesence ⚫ New assay formats under development3、Nucleic acid based assay ⚫ DNA hybridization – followed by detection with ⚫ Dot blot assay ⚫ Fluorescence or Chemiluminesence ⚫ Polymerase Chain Reaction (PCR) – followed by detection with ⚫ Gel electrophoresis ⚫ Fluorescence or Chemiluminesence ⚫ New assay formats under development