Tough Hydroxyapatite Hydrogels Based on Bone-like Self-Regulatory Sacrificial Bond Formation

N Kashimura, Y Suzuki, T Nonoyama… - Chemistry of …, 2024 - ACS Publications
Learning from nature is a promising approach to achieving specific functions of synthetic
materials. The high material functions, in turn, shed light on the fundamental mechanisms …

Janus-Inspired Core–Shell Structure Hydrogel Programmatically Releases Melatonin for Reconstruction of Postoperative Bone Tumor

W Huang, X Wu, Y Zhao, Y Liu, B Zhang… - … Applied Materials & …, 2023 - ACS Publications
At present, surgery is one of the main treatments for bone tumor. However, the risk of
recurrence and the large area of bone defects after surgery pose a great challenge …

[HTML][HTML] A multiscale finite element investigation on the role of intra-and extra-fibrillar mineralisation on the elastic properties of bone tissue

H Alijani, TJ Vaughan - Journal of the Mechanical Behavior of Biomedical …, 2022 - Elsevier
Lamellar bone is one of the fundamental structural units of bone tissue and it consists of
mineralised collagen fibrils (MCFs) embedded within an extra-fibrillar matrix comprised of …

Devising bone molecular models at the nanoscale: from usual mineralized collagen fibrils to the first bone fibers including hydroxyapatite in the extra-fibrillar volume

ACS Alcântara, LC Felix, DS Galvão, P Sollero… - Materials, 2022 - mdpi.com
At the molecular scale, bone is mainly constituted of type-I collagen, hydroxyapatite, and
water. Different fractions of these constituents compose different composite materials that …

Triple-gene deletion for osteocalcin significantly impairs the alignment of hydroxyapatite crystals and collagen in mice

Z Xu, C Yang, F Wu, X Tan, Y Guo, H Zhang… - Frontiers in …, 2023 - frontiersin.org
Osteocalcin (Ocn), also known as bone Gla protein, is synthesized by osteoblasts and
thought to regulate energy metabolism, testosterone synthesis and brain development …

The role of the extrafibrillar volume on the mechanical properties of molecular models of mineralized bone microfibrils

ACS de Alcântara, LC Felix, DS Galvao… - ACS biomaterials …, 2022 - ACS Publications
Bones are responsible for body support, structure, motion, and several other functions that
enable and facilitate life for many different animal species. They exhibit a complex network …

The role of extracellular matrix phosphorylation on energy dissipation in bone

S Bailey, GE Sroga, B Hoac, OL Katsamenis, Z Wang… - Elife, 2020 - elifesciences.org
Protein phosphorylation, critical for cellular regulatory mechanisms, is implicated in various
diseases. However, it remains unknown whether heterogeneity in phosphorylation of key …

[HTML][HTML] Exploring the hierarchical structure of lamellar bone and its impact on fracture behaviour: A computational study using a phase field damage model

H Alijani, TJ Vaughan - Journal of the Mechanical Behavior of Biomedical …, 2024 - Elsevier
Bone is a naturally occurring composite material composed of a stiff mineral phase and a
compliant organic matrix of collagen and non-collagenous proteins (NCP). While diverse …

Order-Tuned Deformability of Bismuth Telluride Semiconductors: An Energy-Dissipation Strategy for Large Fracture Strain

B Huang, G Li, B Duan, W Li, P Zhai… - ACS Applied Materials …, 2021 - ACS Publications
In addition to thermoelectric (TE) performance tuning through defect or strain engineering,
progress in mechanical research is of increasing importance to wearable applications of …

Energy dissipation of osteopontin at a HAp mineral interface: Implications for bone biomechanics

M Tavakol, TJ Vaughan - Biophysical Journal, 2022 - cell.com
Osteopontin (OPN) is a one of the most abundant non-collagenous proteins in the bone's
organic matrix. OPN is responsible for mediating bonding at mineral interfaces in the …