Selection of reference genes for quantitative real-time PCR normalization in the plant pathogen Puccinia helianthi Schw.

Table 3 Expression stability measures (M) calculated by geNorm for six genes analyzed in urediospores and germinated spores

Ranking order	Gene	Average expression stability M (^a)	Pairwise variations V
1	UBC	0.114
1	EF2	0.114	0.098
2	EF3	0.237	0.122
3	EF1	0.373	0.142
4	UBQ	0.517	0.173
5	UBCE2	0.706

ISSN: 1471-2229