Table 2 Regulatory functions of microRNA in Osteoblast differentiation

From: TGF-β/BMP signaling and other molecular events: regulation of osteoblastogenesis and bone formation

miRNA (s)

Function(s)

Reference (s)

miR-31

Controls cytoskeleton organization in osteoclasts for optimal bone resorption activity

120

miRNA-34c

Regulates Notch signaling during bone development, and decrease osteoporosis

121

miR-210

Acts as a positive regulator of osteoblastic differentiation by inhibiting the TGF-β/activin signaling through inhibition of AcvR1B

122

miR-20a

Increases BMP signaling by targeting antagonists of the pathway

116

miR-21

Promotes osteogenic and adipogenic differentiation of hMSCs

123

miR-24, 125b, 138

Enhance osteogenic differentiation

124

miR-27

miR-27 expression increases during differentiation of human osteoblasts and enhances Wnt signaling by repressing APC

46

miR-29b, miR-2861

Increases osteoblast differentiation in pre-osteoblasts by repressing inhibitors of osteogenesis. Promotes BMP2 induced ST2 osteoblast differentiation by repressing histone deacetylase 5 (HDAC5) expression

113

miR-208

Enhances BMP2 induced pre-osteoblast differentiation by targeting transactivation of osteopontin and Runx2

117

miR-29c

Promotes Wnt signaling in osteoblasts by targeting inhibitors

115

miR-196a

Overexpression in adipose derived MSCs promotes osteoblast differentiation

125

hsa-miR-148b

Up-regulate osteoblast differentiation

126

miR-335-5p

Stimulates Wnt signaling is in mature osteoblasts and regulates Runx2 in MSCs

116

miR-378

Promotes osteoblast differentiation by binding with nephronectin

127

miR-2861/miR-3960

Repress Runx2 activity in a feed-forward loop

114

miR-199a, miR-346

Regulate LIF expression during hMSC differentiation

128

miR-33a, 204, 211

Suppressor of osteoclast function

129,130

miR-10b, miR-218

Activator of bone metastases development

131,132

miRNAs:miR-9

Down regulates muscle transcription factors and thus promotes osteogenesis

110

miR-191, 449a, 491, 365, 95 and miR-425

Involves in NF-κB regulation to promote osteoblast differentiation

133

11 miRs

Overexpression inhibits/delays osteoblast differentiation

110

miR-326

Activator of osteoclast function

134

miR-29a,b

Attenuates collagen synthesis in mineralized bone

113

miR-637

Promotes adipocyte and inhibits osteoblast differentiation via osterix

116

miR-23a-27a-24-2, 30c, 34c, 133a, 135a, 137, 204, 205, 217, 338

Decrease expression of Runx2 protein resulting inhibition of osteoblast differentiation

135

miR-100

Inhibits osteoblast differentiation in hACSs

136

miR-133, 135, 138

Inhibit differentiation of osteoprogenitors through attenuating Runx2 and Smad5 pathways

118

miR-141 and 200a

Down regulate BMP-2-induced pre-osteoblast differentiation through the translational repression of Dlx5

137

miR-206

Overexpression in osteoblast Inhibits their differentiation

138