| Title |
On-Site Molecular Detection of Soil-Borne Phytopathogens Using a Portable Real-Time PCR System
|
|---|---|
| Published in |
Journal of Visualized Experiments, February 2018
|
| DOI | 10.3791/56891 |
| Pubmed ID | |
| Authors | |
| Abstract |
On-site diagnosis of plant diseases can be a useful tool for growers for timely decisions enabling the earlier implementation of disease management strategies that reduce the impact of the disease. Presently in many diagnostic laboratories, the polymerase chain reaction (PCR), particularly real-time PCR, is considered the most sensitive and accurate method for plant pathogen detection. However, laboratory-based PCRs typically require expensive laboratory equipment and skilled personnel. In this study, soil-borne pathogens of potato are used to demonstrate the potential for on-site molecular detection. This was achieved using a rapid and simple protocol comprising of magnetic bead-based nucleic acid extraction, portable real-time PCR (fluorogenic probe-based assay). The portable real-time PCR approach compared favorably with a laboratory-based system, detecting as few as 100 copies of DNA from Spongospora subterranea. The portable real-time PCR method developed here can serve as an alternative to laboratory-based approaches and a useful on-site tool for pathogen diagnosis. |
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X Demographics
Geographical breakdown
| Country | Count | As % |
|---|---|---|
| United States | 3 | 38% |
| United Kingdom | 2 | 25% |
| Colombia | 1 | 13% |
| Unknown | 2 | 25% |
Demographic breakdown
| Type | Count | As % |
|---|---|---|
| Members of the public | 7 | 88% |
| Science communicators (journalists, bloggers, editors) | 1 | 13% |
Mendeley demographics
Geographical breakdown
| Country | Count | As % |
|---|---|---|
| Unknown | 66 | 100% |
Demographic breakdown
| Readers by professional status | Count | As % |
|---|---|---|
| Student > Ph. D. Student | 13 | 20% |
| Researcher | 11 | 17% |
| Student > Bachelor | 7 | 11% |
| Student > Master | 4 | 6% |
| Student > Doctoral Student | 3 | 5% |
| Other | 4 | 6% |
| Unknown | 24 | 36% |
| Readers by discipline | Count | As % |
|---|---|---|
| Agricultural and Biological Sciences | 23 | 35% |
| Biochemistry, Genetics and Molecular Biology | 5 | 8% |
| Engineering | 3 | 5% |
| Earth and Planetary Sciences | 2 | 3% |
| Arts and Humanities | 1 | 2% |
| Other | 5 | 8% |
| Unknown | 27 | 41% |