Table 4.3.
Real-time RPA methods based on fluorescence detection using alternative devices.
| Organism | Target | Sample | Kit/extra reagents | Amplification device, Detection platform | Amp. time (min) | T (ºC) | LOD | Ref. |
|---|---|---|---|---|---|---|---|---|
| Klebsiella pneumoniae | dsDNA | Urine | TwistAmp Exo kit | Microplate reader | 20 | 39 | 1000 UFC/ml | [21] |
| Chlamidia trachomatis | dsDNA | Synthetic DNA | TwistAmp Fpg kit | Homemade heating block and optical system | 40 | 44 | 100,000 copies | [130] |
| MRSA | dsDNA | PCR amplicon | TwistAmp Exo kit | Microfluidic lab on a foil, Real-time rotatory analyser | <20 | 37 | <10 copies | [58] |
| Group B Streptococci and B. atrophaeus | dsDNA | Vaginal and anal | TwistAmp Exo kit | Real-time rotatory analyser | <20 | 39 | 20 copies | [131] |
| Clostridium difficile | dsDNA | Cell cultures | TwistAmp Exo kit | Slip-chip, Real time thermocycler | <20 | 39 | 1000 copies | [96] |
| Antibiotic resistance Escherichia coli | dsDNA | Cell culture | TwistAmp Exo kit | Digital microfluidic on an AM-EWOD device | 15 | 39 | 1 copy | [13] |
| Salmonella enterica, Escherichia coli O157:H7, vibrio parahaemolyticus | dsDNA | Milk | TwistAmp Exo kit | Centrifugal microdevice, Custom made portable genetic analyser with a miniaturized optical detector | 20 | 39 | 4 cells | [49] |
| Zika Virus | RNA | Urine | TwistAmp RT Exo kit | Modified 3D printer, Blue laser, mobile phone camera and filter | 12 | 40 | 5 PFU/ml | [97] |