Desiccation at Ambient Temperature Effectively Preserves Plant Tissues Infected with Phytophthoras

Fig. 3. Specific amplification of P. ramorum DNA (band size 291 bp) from leaf tissue that was either frozen or desiccated at room temperature for four months.
Lanes: 1 = 1 KB plus DNA ladder (NE Biolabs);
2 = California bay laurel, inoculated, frozen;
3 = California bay laurel, control, frozen;
4 = California bay laurel, inoculated, desiccated;
5 = California bay laurel, control, desiccated;
6 = California buckeye, inoculated, frozen;
7 = California buckeye, control, frozen;
8 = California buckeye, inoculated, desiccated;
9 = California buckeye, control, desiccated;
10 = bigleaf maple, inoculated, frozen;
11 = bigleaf maple, control, frozen;
12 = bigleaf maple, inoculated, desiccated;
13 = bigleaf maple, control, desiccated;
14 = rhododendron, inoculated, frozen;
15 = rhododendron, control, frozen;
16 = rhododendron, inoculated, desiccated;
17 = rhododendron, control, desiccated;
18 = viburnum, inoculated, frozen;
19 = viburnum, control, frozen;
20 = viburnum, inoculated, desiccated;
21 = viburnum, control, desiccated;
22 = negative (water) control.



Image from Plant Health Progress article:
Desiccation at Ambient Temperature Effectively Preserves Plant Tissues Infected with Phytophthoras