Mechanisms of bone development and repair

A Salhotra, HN Shah, B Levi… - Nature reviews Molecular …, 2020 - nature.com
Bone development occurs through a series of synchronous events that result in the
formation of the body scaffold. The repair potential of bone and its surrounding …

[HTML][HTML] Regulation of Skeletal Development and Maintenance by Runx2 and Sp7

T Komori - International Journal of Molecular Sciences, 2024 - mdpi.com
Runx2 (runt related transcription factor 2) and Sp7 (Sp7 transcription factor 7) are crucial
transcription factors for bone development. The cotranscription factor Cbfb (core binding …

Aged skeletal stem cells generate an inflammatory degenerative niche

TH Ambrosi, O Marecic, A McArdle, R Sinha, GS Gulati… - Nature, 2021 - nature.com
Loss of skeletal integrity during ageing and disease is associated with an imbalance in the
opposing actions of osteoblasts and osteoclasts. Here we show that intrinsic ageing of …

Loss of KDM4B exacerbates bone-fat imbalance and mesenchymal stromal cell exhaustion in skeletal aging

P Deng, Q Yuan, Y Cheng, J Li, Z Liu, Y Liu, Y Li, T Su… - Cell stem cell, 2021 - cell.com
Skeletal aging is a complex process, characterized by a decrease in bone formation, an
increase in marrow fat, and stem cell exhaustion. Loss of H3K9me3, a heterochromatin …

Runx2 regulates chromatin accessibility to direct the osteoblast program at neonatal stages

H Hojo, T Saito, X He, Q Guo, S Onodera, T Azuma… - Cell reports, 2022 - cell.com
The transcriptional regulator Runx2 (runt-related transcription factor 2) has essential but
distinct roles in osteoblasts and chondrocytes in skeletal development. However, Runx2 …

Cortical bone development, maintenance and porosity: genetic alterations in humans and mice influencing chondrocytes, osteoclasts, osteoblasts and osteocytes

T Isojima, NA Sims - Cellular and Molecular Life Sciences, 2021 - Springer
Cortical bone structure is a crucial determinant of bone strength, yet for many years studies
of novel genes and cell signalling pathways regulating bone strength have focused on the …

Periosteal skeletal stem and progenitor cells in bone regeneration

S Perrin, C Colnot - Current Osteoporosis Reports, 2022 - Springer
Abstract Purpose of Review The periosteum, the outer layer of bone, is a major source of
skeletal stem/progenitor cells (SSPCs) for bone repair. Here, we discuss recent findings on …

A new CUT&RUN low volume-urea (LoV-U) protocol optimized for transcriptional co-factors uncovers Wnt/β-catenin tissue-specific genomic targets

G Zambanini, A Nordin, M Jonasson… - …, 2022 - journals.biologists.com
Upon WNT/β-catenin pathway activation, stabilized β-catenin travels to the nucleus where it
associates with the TCF/LEF transcription factors, constitutively bound to genomic Wnt …

Skeletal stem cells: insights into maintaining and regenerating the skeleton

MA Serowoky, CE Arata, JG Crump… - Development, 2020 - journals.biologists.com
Skeletal stem cells (SSCs) generate the progenitors needed for growth, maintenance and
repair of the skeleton. Historically, SSCs have been defined as bone marrow-derived cells …

TBX3 acts as tissue-specific component of the Wnt/β-catenin transcriptional complex

D Zimmerli, C Borrelli, A Jauregi-Miguel, S Söderholm… - Elife, 2020 - elifesciences.org
BCL9 and PYGO are β-catenin cofactors that enhance the transcription of Wnt target genes.
They have been proposed as therapeutic targets to diminish Wnt signaling output in …