Characterization of phenotypic variation and genome aberrations observed among Phytophthora ramorum isolates from diverse hosts

Table 4 Trisomy formation in P. ramorum isolates with nuclear aberrations, related to host and geographic location of origin

Comparison ^a	Trisomic	Non-trisomic	p-value for the absence of trisomy ^b
WA	0	6	0.011
CA	10	4
WA Rhododendron	0	4	0.022
CA	10	4

^a WA: Washington State isolates, CA: California isolates. Isolates passed through race tubes were not included
^b P-value according to Fisher’s exact test, 2-tailed

ISSN: 1471-2164