Division CONTENTSF1
United Kingdom
| General principles | |||||
| SECTION I: | Application of the test scheme | ||||
| 1. | Detection scheme for the diagnosis of brown rot and bacterial wilt ( R. solanacearum ) in potato tubers and potato, tomato or other host plants with symptoms of brown rot or bacterial wilt | ||||
| 2. | Scheme for detection and identification of R. solanacearum in samples of asymptomatic potato tubers | ||||
| 3. | Scheme for detection and identification of R. solanacearum in samples of asymptomatic, potato, tomato or other host plants | ||||
| SECTION II: | Detailed methods for detection of R. solanacearum in potato tubers and potato, tomato or other host plants with symptoms of brown rot or bacterial wilt | ||||
| 1. | Symptoms | ||||
| 2. | Rapid screening tests | ||||
| 3. | Isolation procedure | ||||
| 4. | Identification tests for R. solanacearum | ||||
| SECTION III: | 1. | Detailed methods for detection and identification of R. solanacearum in samples of asymptomatic potato tubers | |||
| 1.1. | Sample preparation | ||||
| 1.2. | Testing | ||||
| 2. | Detailed methods for detection and identification of R. solanacearum in samples of asymptomatic potato, tomato or other plants | ||||
| 2.1. | Sample preparation | ||||
| 2.2. | Testing | ||||
| SECTION IV: | 1. | Scheme for detection and identification of R. solanacearum in water | |||
| 2. | Methods for detection and identification of R. solanacearum in water | ||||
| 2.1. | Sample preparation | ||||
| 2.2. | Testing | ||||
| SECTION V: | 1. | Scheme for detection and identification of R. solanacearum in soil | |||
| 2. | Methods for detection and identification of R. solanacearum in soil | ||||
| 2.1. | Samples preparation | ||||
| 2.2. | Testing | ||||
| SECTION VI: | Optimised protocols for detection and identification of R. solanacearum | ||||
| A | Diagnostic and detection tests | ||||
| 1. | Stem streaming test | ||||
| 2. | Detection of poly-ß-hydroxybutyrate granules | ||||
| 3. | Serological agglutination tests | ||||
| 4. | Selective isolation | ||||
| 4.1. | Selective plating | ||||
| 4.2. | Enrichment procedure | ||||
| 5. | Immunofluorescence test (IF test) | ||||
| 6. | Polymerase chain reaction test (PCR test) | ||||
| 6.1. | DNA purification methods | ||||
| (a) | Method according to Pastrik (2000) | ||||
| (b) | Other methods | ||||
| 6.2. | PCR | ||||
| 6.3. | Analysis of the PCR product | ||||
| 7. | Fluorescent in-situ hybridization test (FISH test) | ||||
| 8. | Enzyme Linked ImmunoSorbent Assay (ELISA) tests | ||||
| (a) | Indirect ELISA | ||||
| (b) | DASI (Double-Antibody Sandwich Indirect) ELISA | ||||
| 9. | Bioassay test | ||||
| B | Identification tests | ||||
| 1. | Nutritional and enzymatic identification tests | ||||
| 2. | IF test | ||||
| 3. | ELISA test | ||||
| 4. | PCR test | ||||
| 5. | FISH test | ||||
| 6. | Fatty acid profiling (FAP) | ||||
| 7. | Strain characterisation methods | ||||
| 7.1. | Biovar determination | ||||
| 7.2. | Genomic fingerprinting | ||||
| 7.3. | PCR methods | ||||
| C | Confirmation test | ||||
| Appendix 1 | Laboratories involved in optimisation and validation of protocols | ||||
| Appendix 2 | Media for isolation and culture of R. solanacearum | ||||
| Appendix 3 | (A) | Commercially available standardised control material | |||
| (B) | Preparation of controls | ||||
| Appendix 4 | Buffers for test procedures | ||||
| Appendix 5 | Determination of contamination level in IF and FISH tests | ||||
| Appendix 6 | Validated PCR protocols and reagents | ||||
| Appendix 7 | Validated reagents for FISH test | ||||
| Appendix 8 | Culture conditions for tomato and eggplant | ||||
| References | |||||