Results 111 to 120 of about 230,385 (311)

Engineering Extracellular Vesicle Production Through Magnetic Ion Channel Activation for Bone Regeneration

open access: yesAdvanced Healthcare Materials, EarlyView.
Magnetic Ion Channel Activation (MICA) enables remote stimulation of mechanosensitive ion channels using functionalised magnetic nanoparticles, enhancing extracellular vesicle (EV) biogenesis is pre‐osteoblasts. MICA desrived EVs exhibit typical nano‐vesicular characteristics but display superior pro‐osteogeneic activity, promoting mesenchymal stem ...
Afeesh Rajan Unnithan   +9 more
wiley   +1 more source

Accumulation, localization, and compartmentation of transforming growth factor beta during endochondral bone development. [PDF]

open access: yes, 1988
Endochondral bone formation was induced in postnatal rats by implantation of demineralized rat bone matrix. Corresponding control tissue was generated by implanting inactive extracted bone matrix, which did not induce bone formation.
Carrington, JL   +4 more
core  

A Modular Bioinstructive Platform Reveals Mechanistic Insights into Additive‐Free, Topography‐Driven Osteogenesis

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered microparticle topographies direct human mesenchymal stem cell osteogenesis without biochemical additives. This osteogenic commitment is driven by canonical Hedgehog signaling and followed by temporal IGF‐II engagement. Two‐photon polymerization demonstrates spatial control, enabling the engineering of topographical gradients that pattern ...
Fatmah I. Ghuloum   +5 more
wiley   +1 more source

Vitamin D Status and Bone Mineral Density in Female Collegiate Dancers and Cheerleaders [PDF]

open access: yes, 2017
Bone mineral density reflects an athlete’s cumulative history of energy availability, physical activity, and menstrual status, as well as nutritional and environmental factors.
Kenny, Tara Sue   +4 more
core   +2 more sources

Packed for Ossification: High‐Density Bioprinting of hPDC Spheroids in HAMA Toward Endochondral Ossification

open access: yesAdvanced Healthcare Materials, EarlyView.
Human periosteum‐derived cell spheroids bioprinted at high density within a hyaluronic acid matrix promote fusion and hypertrophic cartilage formation in vitro. Early encapsulation enhances spheroid interaction and matrix maturation, generating scalable cartilage templates intended for endochondral bone regeneration.
Ane Albillos Sanchez   +6 more
wiley   +1 more source

Bone Mineral Content in Neonates [PDF]

open access: yesClinical Infectious Diseases, 2016
Winston, Koo   +2 more
openaire   +2 more sources

An Investigation of Bone Mineral Density and Bone Mineral Content among Hispanic Women by Lifestyle Factors [PDF]

open access: yes, 2009
Osteoporosis is a disease of the bone characterized by reduced bone mass, deterioration of bone structure, increased bone fragility, and an increased risk of fracture. Known factors that can cause an increase in bone loss include, but are not limited to,
Ringle, Kelly A.
core  

Amalgamated reference data for size-adjusted bone densitometry measurements in 3598 children and young adults – the ALPHABET study [PDF]

open access: yes, 2016
The increasing use of dual energy X-ray absorptiometry (DXA) in children has led to the need for robust reference data for interpretation of scans in daily clinical practice.
Adams, J.E.   +12 more
core   +5 more sources

Microengineered Gradient Hydrogels for Mechanobiology

open access: yesAdvanced Healthcare Materials, EarlyView.
Gradient hydrogels are used to mimic the mechanical heterogeneity in native tissues, offering powerful in vitro platforms to study cell‐material interactions in diverse pathophysiological contexts. Here, we present a comprehensive review of the design and experimental considerations for stiffness gradient hydrogels, discussing exemplary achievements ...
Shin Wei Chong   +4 more
wiley   +1 more source

Chemical Diversity of Apatites [PDF]

open access: yes, 2006
Apatites can accommodate a large number of vacancies and afford multiple ionic substitutions determining their reactivity and biological properties. Unlike other biominerals they offer a unique adaptability to various biological functions.
Combes, Christèle   +3 more
core   +2 more sources

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