The decisive early phase of bone regeneration

GN Duda, S Geissler, S Checa, S Tsitsilonis… - Nature Reviews …, 2023 - nature.com
Bone has a remarkable endogenous regenerative capacity that enables scarless healing
and restoration of its prior mechanical function, even under challenging conditions such as …

Ageing and rejuvenation of tissue stem cells and their niches

A Brunet, MA Goodell, TA Rando - Nature reviews Molecular cell …, 2023 - nature.com
Most adult organs contain regenerative stem cells, often organized in specific niches. Stem
cell function is critical for tissue homeostasis and repair upon injury, and it is dependent on …

Stromal niche inflammation mediated by IL-1 signalling is a targetable driver of haematopoietic ageing

CA Mitchell, EV Verovskaya, FJ Calero-Nieto… - Nature cell …, 2023 - nature.com
Haematopoietic ageing is marked by a loss of regenerative capacity and skewed
differentiation from haematopoietic stem cells (HSCs), leading to impaired blood production …

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 …

Bone marrow and periosteal skeletal stem/progenitor cells make distinct contributions to bone maintenance and repair

EC Jeffery, TLA Mann, JA Pool, Z Zhao, SJ Morrison - Cell Stem Cell, 2022 - cell.com
A fundamental question in bone biology concerns the contributions of skeletal
stem/progenitor cells (SSCs) in the bone marrow versus the periosteum to bone repair. We …

[HTML][HTML] Hematopoietic stem cells through the ages: A lifetime of adaptation to organismal demands

M Kasbekar, CA Mitchell, MA Proven, E Passegué - Cell Stem Cell, 2023 - cell.com
Hematopoietic stem cells (HSCs), which govern the production of all blood lineages,
transition through a series of functional states characterized by expansion during fetal …

Harnessing matrix stiffness to engineer a bone marrow niche for hematopoietic stem cell rejuvenation

X Zhang, D Cao, L Xu, Y Xu, Z Gao, Y Pan, M Jiang… - Cell stem cell, 2023 - cell.com
Hematopoietic stem cell (HSC) self-renewal and aging are tightly regulated by paracrine
factors from the bone marrow niche. However, whether HSC rejuvenation could be achieved …

Leptin receptor+ cells promote bone marrow innervation and regeneration by synthesizing nerve growth factor

X Gao, MM Murphy, JG Peyer, Y Ni, M Yang… - Nature cell …, 2023 - nature.com
The bone marrow contains peripheral nerves that promote haematopoietic regeneration
after irradiation or chemotherapy (myeloablation), but little is known about how this is …

Roles of mechanosensitive channel Piezo1/2 proteins in skeleton and other tissues

L Qin, T He, S Chen, D Yang, W Yi, H Cao, G **ao - Bone Research, 2021 - nature.com
Mechanotransduction is a fundamental ability that allows living organisms to receive and
respond to physical signals from both the external and internal environments. The …

[HTML][HTML] Niches that regulate stem cells and hematopoiesis in adult bone marrow

S Comazzetto, B Shen, SJ Morrison - Developmental cell, 2021 - cell.com
In mammals, hematopoietic stem cells (HSCs) engage in hematopoiesis throughout adult
life within the bone marrow, where they produce the mature cells necessary to maintain …