Deep sequencing uncovers commonality in small RNA profiles between transgene-induced and naturally occurring RNA silencing of chalcone synthase-A gene in petunia

Table 2 Reads and rank correlation of 21-nt siRNAs in white tissues of J-type and Red Star petals

Read statistic	Sense strand		Antisense strand
	J-w	R-w	J-w	R-w
Total number of siRNA reads (value A)	59,386	23,840	122,753	27,197
Total number of reads for siRNA species with >5 reads (value B)	58,705	23,287	122,033	26,646
Value B / value A	0.989	0.977	0.994	0.980
Total number of siRNA species	682	469	670	451
Number of siRNA species with >5 reads	374	219	337	182
Number of siRNA species with >5 reads in both J-w and R-w	214		180
Rank correlation coefficient (r_s )	0.723^a		0.852^a

^aP < 0.01.
Abbreviations: J-w, white portions of J-type petals; R-w, white portions of Red Star petals.

ISSN: 1471-2164