Osteoactivin upregulates expression of MMP-3 and MMP-9 in fibroblasts infiltrated into denervated skeletal muscle in mice

T Ogawa, T Nikawa, H Furochi… - … of Physiology-Cell …, 2005 - journals.physiology.org
In this study, we examined pathophysiological roles of osteoactivin, a functionally unknown
type I membrane glycoprotein, in mouse skeletal muscle atrophied by denervation (sciatic …

Overexpression of osteoactivin protects skeletal muscle from severe degeneration caused by long-term denervation in mice

H Furochi, S Tamura, K Takeshima… - The Journal of Medical …, 2007 - jstage.jst.go.jp
We have previously shown that osteoactivin, a type I membrane glycoprotein expressed in
myofibers, upregulated expression of matrix metalloprotease (MMP)-3 and MMP-9 in …

Osteoactivin induces transdifferentiation of C2C12 myoblasts into osteoblasts

GR Sondag, S Salihoglu, SL Lababidi… - Journal of cellular …, 2014 - Wiley Online Library
Osteoactivin (OA) is a novel osteogenic factor important for osteoblast differentiation and
function. Previous studies showed that OA stimulates matrix mineralization and transcription …

[HTML][HTML] Osteoactivin fragments produced by ectodomain shedding induce MMP-3 expression via ERK pathway in mouse NIH-3T3 fibroblasts

H Furochi, S Tamura, M Mameoka, C Yamada… - FEBS letters, 2007 - Elsevier
Intact osteoactivin, a novel type I membrane glycoprotein, were shed at a dibasic motif in the
juxtamembrane region in C2C12 myoblasts. Extracellular fragments were secreted into the …

Temporal and spatial expression of osteoactivin during fracture repair

SM Abdelmagid, MF Barbe… - Journal of cellular …, 2010 - Wiley Online Library
We previously identified osteoactivin (OA) as a novel secreted osteogenic factor with high
expression in developing long bones and calvaria, and that stimulates osteoblast …

Cloning and characterization of osteoactivin, a novel cDNA expressed in osteoblasts

FF Safadi, J Xu, SL Smock, MC Rico… - Journal of cellular …, 2002 - Wiley Online Library
Osteoblast development is a complex process involving the expression of specific growth
factors and regulatory proteins that control cell proliferation, differentiation, and maturation …

Osteoactivin inhibition of osteoclastogenesis is mediated through CD44-ERK signaling

GR Sondag, TS Mbimba, FM Moussa… - … & molecular medicine, 2016 - nature.com
Osteoactivin is a heavily glycosylated protein shown to have a role in bone remodeling.
Previous studies from our lab have shown that mutation in Osteoactivin enhances osteoclast …

Transgenic expression of osteoactivin/gpnmb enhances bone formation in vivo and osteoprogenitor differentiation ex vivo

N Frara, SM Abdelmagid, GR Sondag… - Journal of cellular …, 2016 - Wiley Online Library
Initial identification of osteoactivin (OA)/glycoprotein non‐melanoma clone B (gpnmb) was
demonstrated in an osteopetrotic rat model, where OA expression was increased threefold …

[HTML][HTML] Osteoactivin is a novel osteoclastic protein and plays a key role in osteoclast differentiation and activity

MHC Sheng, JE Wergedal, S Mohan, KHW Lau - FEBS letters, 2008 - Elsevier
This study presents gene expression, protein expression, and in situ immunohistochemical
evidence that osteoclasts express high levels of osteoactivin (OA), which had previously …

Osteoactivin acts as downstream mediator of BMP‐2 effects on osteoblast function

SM Abdelmagid, MF Barbe… - Journal of cellular …, 2007 - Wiley Online Library
Our laboratory previously showed that osteoactivin (OA) is a novel, osteoblast‐related
glycoprotein that plays a role in osteoblast differentiation and function. The purpose of this …