Table 1.
Partial characterization of 11 phages displaying antibacterial activity against plant-pathogenic Pectobacterium carotovorum
| Phage | Phage morphology | Latency period (h) | Burst size | Antibacterial activity | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Head capsid diameter (nm) | Tail length (nm) | Tail capsid diameter (nm) | Family | Pectobacterium carotovorum | Pseudomonas fluorescens | Pectobacterium Atrosepticum Strain WHG10001 | |||||
| Strain KPM01 | Strain KPM17 | Strain KPM06 | Strain KPM37 | ||||||||
| Wc1 | 52 | 191 | 9 | Siphoviridae | 1.5 | 150 | + | + | − | − | − |
| Wc6 | 60 | 195 | 12 | 1.0 | 196 | + | + | − | − | − | |
| Wc9 | 61 | 218 | 12 | 1.2 | 157 | + | + | − | − | − | |
| Wc5r | 55 | 209 | 10 | 1.5 | 109 | + | + | − | − | + | |
| Wc2 | 75 | 115 | 21 | Myoviridae | 1.5 | 122 | + | + | − | − | − |
| Wc3 | 68 | 107 | 26 | 1.5 | 68 | + | + | − | − | − | |
| Wc4 | 64 | 97 | 20 | 1.2 | 106 | + | + | − | − | − | |
| Wc5 | 67 | 71 | 18 | 1.2 | 89 | + | + | − | − | − | |
| Wc7 | 65 | 72 | 24 | 1.0 | 82 | + | + | − | − | − | |
| Wc8 | 74 | 108 | 26 | 1.5 | 161 | + | + | − | − | − | |
| Wc10 | 61 | 112 | 26 | 1.2 | 125 | + | + | − | − | − | |
Latent periods and burst sizes were obtained from one-step growth assays and lytic curves. Burst size is reported as the number of plaque-forming units per infective center. “+” indicates the phage has lytic activity “−” indicates the phage does not have lytic activity