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PTH — WNT2
Text-mined interactions from Literome
Kobayashi et al., Clinical calcium 2009
(Osteoporosis) :
Activation of the
PTH receptor
increases Wnt signaling by down regulating expression of Dkk1 and sclerostin, endogenous inhibitors for Wnt signaling, and by directly activating LRP6, a Wnt co-receptor
Inoue et al., J Cell Biochem 2009
:
Role of Smad3, acting independently of transforming growth factor-beta, in the early
induction of
Wnt-beta-catenin signaling by
parathyroid hormone in mouse osteoblastic cells ... Here, we examined which actions of Smad3 are TGF-beta independent in stimulating the osteoblast phenotype and
PTH induced
Wnt-beta-catenin signaling
Guo et al., Cell Metab 2010
:
To determine whether this suppression is essential for
PTH mediated
Wnt signaling and bone formation, we examined mice that overexpress Dkk1 in osteoblasts ( Dkk1 mice ) ... Despite these effects of Dkk1 overexpression,
PTH still
activated Wnt signaling in Dkk1 mice and in osteoblastic cells cultured from these mice ... Our findings indicate that the full actions of PTH require intact
Wnt signaling but that
PTH can
activate the Wnt pathway despite overexpression of Dkk1
Cheng et al., Circ Res 2010
(Arteriosclerosis...) :
Activation of vascular smooth muscle
parathyroid hormone receptor
inhibits Wnt/beta-catenin signaling and aortic fibrosis in diabetic arteriosclerosis
Jilka et al., J Bone Miner Res 2010
(Body Weight) :
Consistent with this contention,
PTH , but not sRANKL, decreased the level of the Wnt antagonist sclerostin and
increased the expression of the
Wnt target genes Nkd2, Wisp1, and Twist1
Tian et al., Mol Cell Biochem 2011
:
Parathyroid hormone regulates osteoblast differentiation in a
Wnt/ß-catenin dependent manner ... These results clearly indicate that
PTH stimulates Wnt/ß-catenin pathway in MC3T3-E1 cells and osteoblast differentiation markers expression was
up-regulated by activation of
Wnt/ß-catenin signaling
Fei et al., J Cell Physiol 2012
(Osteoporosis...) :
Maximal bone anabolic effect of
PTH also
requires Wnt signaling
Bonnet et al., Proc Natl Acad Sci U S A 2012
:
Furthermore, in vivo
stimulation of
Wnt-ß-catenin signaling by
PTH , as evaluated in TOPGAL reporter mice, was inhibited in the absence of periostin ( TOPGAL ; Postn ( -/- ) mice )