UTP-induced ATP release is a fine-tuned signalling pathway in osteocytes

TM Kringelbach, D Aslan, I Novak, P Schwarz… - Purinergic …, 2014 - Springer
Osteocytes reside as a cellular network throughout the mineralised matrix of bone and are
considered the primary mechanosensors of this tissue. They sense mechanical stimulation …

Fine-tuned ATP signals are acute mediators in osteocyte mechanotransduction

TM Kringelbach, D Aslan, I Novak, M Ellegaard… - Cellular signalling, 2015 - Elsevier
Osteocytes are considered the primary mechanosensors of bone, but the signaling
pathways they apply in mechanotransduction are still incompletely investigated and …

Purinergic signaling through the P2Y2 receptor regulates osteocytes' mechanosensitivity

A Chougule, C Zhang, N Vinokurov, D Mendez… - Journal of Cell …, 2024 - rupress.org
Osteocytes' response to dynamic loading plays a crucial role in regulating the bone mass
but quickly becomes saturated such that downstream induction of bone formation plateaus …

The P2Y13 receptor regulates extracellular ATP metabolism and the osteogenic response to mechanical loading

N Wang, RMH Rumney, L Yang… - Journal of Bone and …, 2013 - academic.oup.com
ABSTRACT ATP release and subsequent activation of purinergic receptors has been
suggested to be one of the key transduction pathways activated by mechanical stimulation of …

The Roles of P2Y2 Purinergic Receptors in Osteoblasts and Mechanotransduction

Y Xing, Y Gu, JJ Bresnahan, EM Paul, HJ Donahue… - PLoS …, 2014 - journals.plos.org
We previously demonstrated, using osteoblastic MC3T3-E1 cells, that P2Y2 purinergic
receptors are involved in osteoblast mechanotransduction. In this study, our objective was to …

The P2X7 nucleotide receptor mediates skeletal mechanotransduction

J Li, D Liu, HZ Ke, RL Duncan, CH Turner - Journal of Biological Chemistry, 2005 - ASBMB
The P2X 7 nucleotide receptor (P2X 7 R) is an ATP-gated ion channel expressed in many
cell types including osteoblasts and osteocytes. Mice with a null mutation of P2X 7 R have …

Differential purinergic receptor signalling in osteoclasts and osteoblastic cells

LC Luo, H Yu, J Ferrier - Cellular signalling, 1997 - Elsevier
There are differences between osteoclasts and osteoblastic cells in their cytosolic calcium
responses to purinergic receptor activation. Application of 50 or 100 μM extracellular ATP …

High-affinity P2Y2 and low-affinity P2X7 receptor interaction modulates ATP-mediated calcium signaling in murine osteoblasts

N Mikolajewicz, D Smith, SV Komarova… - PLoS Computational …, 2021 - journals.plos.org
The P2 purinergic receptor family implicated in many physiological processes, including
neurotransmission, mechanical adaptation and inflammation, consists of ATP-gated non …

Activation of P2X7 receptors causes isoform-specific translocation of protein kinase C in osteoclasts

S Armstrong, A Pereverzev, SJ Dixon… - Journal of cell …, 2009 - journals.biologists.com
Nucleotides, released in response to mechanical or inflammatory stimuli, signal through P2
nucleotide receptors in many cell types. Osteoclasts express P2X7 receptors (encoded by …

Autocrine/paracrine stimulation of purinergic receptors in osteoblasts: contribution of vesicular ATP release

M Romanello, A Codognotto, M Bicego, A Pines… - Biochemical and …, 2005 - Elsevier
Extracellular nucleotides such as ATP and UTP are released in response to mechanical
stimulation in different cell systems. It is becoming increasingly evident that ATP release …