Table 2.

List of some tumor-suppressor miRNAs.

miRNA annotation	Function	Target	Ref.
miR-206	Prevents TNBC tumorigenesis	DEPDC1	[27]
miR-26b	Facilitates G0/G1 cell cycle arrest and inhibits cellular proliferation	CDK8	[28]
miR-26a/26b	Inhibits BC progression	ST8SIA4	[29]
miR-124	Inhibits BC cell proliferation and invasion	STAT3/MGAT5	[30, 36]
miR-205	Reduces BC bone metastasis and invasion	TG2	[31]
miR-21-3p	Inhibits BC cell proliferation	CYP1A1	[33]
miR-628	Inhibits the migration and invasion of BC cells	SOS1	[35]

This table provides examples of miRNAs described in the text, with a particular attention on their targeting and function.