Table 2.

miRNAs in the phloem.

	Detected in				Ratio
miRNA	apple tissues	apple phloem	apple SE	phloem sap of herbaceous species	Cucurbit phloem sap/VS
miR156	√	√	√	Brassica[37], cucurbits[34]	19.3
miR159	√	√	√	Brassica[37], cucurbits[34]	1.0
miR160	√	√	√	Brassic[37]	4.9
miR162	√	√	√	Brassica[37]	3.0
miR164	√	√	n.d.	Brassica[37]	1.3
miR166	√	√	n.d.*	Brassica[37], legumes[35]	34.3
miR167	√	√	√	Brassica[37], cucurbits[34]	18.3
miR168	√	√	n.d.	Brassica[37]	16.7
miR169	√	√	√	Brassica[37]	24.3
miR171	√	n.d.	n.d.	Brassica[37]	0.2
miR172	√	√	√	Brassica[37], cucurbits[34]	3.2
miR390	√	√	√	Brassica[37]	56.6
miR393	√	√	√		1.0
miR394	√	√	n.d.		0.3
miR396	√	√	√		0.9
miR397	n.d.	n.d.	n.d.*		7.3
miR398	√	√	√		11.6
miR403	√	√	n.d.		0.4
miR408	√	√	n.d.	Brassica[37]	7.4
miR475	n.d.	n.d.	n.d.		n.d.
miR476	n.d.	n.d.	n.d.		n.d.

n.d., not detected; n.d.*, no clear amplification product present