Results 81 to 90 of about 88,042,096 (284)

Biological Behavior of Bioactive Glasses SinGlass (45S5) and SinGlass High (F18) in the Repair of Critical Bone Defects

open access: yesBiomolecules
This study evaluated the osteogenic potential of the bioactive glasses SinGlass (45S5) and SinGlass High (F18) in regenerating critical bone defects in rat calvaria.
Dayane Maria Braz Nogueira   +11 more
doaj   +1 more source

Differentiation of bone marrow derived mesenchymal stem cells into male germ-like cells in co-culture with testicular cells

open access: yesEndocrine Regulations, 2019
Objective. Stem cell therapy, specifically, pre-induction of mesenchymal stem cells toward male germ-like cells may be useful in patients with azoospermia.
Malekmohamadi Nasim   +6 more
doaj   +1 more source

Smart Bioinks for 4D Bioprinting: Requirements, Design, and Applications

open access: yesAdvanced Science, EarlyView.
Smart bioinks empower 4D‐bioprinted constructs to dynamically adapt and remodel in response to stimuli, effectively biomimicking native tissues. Artificial Intelligence (AI) and Machine Learning (ML) play a guiding role in their rational design by optimizing relevant properties.
Shangsi Chen   +11 more
wiley   +1 more source

The effects of various bone replacement materials on bone regeneration in rats

open access: yesActa Orthopaedica et Traumatologica Turcica, 2021
The aim of this study was to compare the effects of autogeneous and allogeneous grafts to the effects of BMP (Bone morphogenetic protein) and hydroxyapatite (pyrost), which induce osteogenesis on bone regeneration.
Harzem Ozger   +3 more
doaj  

Bioenergetic Materials for Tissue Regeneration: Modulating Metabolism to Promote Cellular Anabolism

open access: yesAdvanced Science, EarlyView.
Bioenergetic materials (BEMs) modulate cellular metabolism to promote tissue regeneration. Their principal mechanisms of action include metabolic substrate supplementation, metabolic enzyme modulation, organelle transfer, electrical current regulation, redox homeostasis modulation, and oxygen tension modulation.
Yuchen He   +7 more
wiley   +1 more source

Adsorption and release of BMP-2 on nanocrystalline apatite-coated and uncoated hydroxyapatite/b-tricalcium phosphate porous ceramics [PDF]

open access: yes, 2009
The association of bone morphogenetic proteins (BMPs) with calcium phosphate bioceramics is known to confer them osteoinductive properties. The aim of this study was to evaluate the surface properties, especially regarding recombinant human BMP-2 (rhBMP-
Christèle Combes   +19 more
core   +1 more source

A Spatiotemporal Single‐Cell Atlas Uncovers Dysregulated ECM Dynamics and Septal Remodeling Arrest in Human Ventricular Septal Defects

open access: yesAdvanced Science, EarlyView.
Integrating single‐cell and spatial transcriptomics reveals human ventricular septal defect (VSD) as a disease of microenvironmental insufficiency and structural remodeling arrest. Attenuated endothelial‐fibroblast crosstalk, alongside downregulated THBS1/TGF‐β1 and MMP2 signaling networks, impairs the endothelial‐to‐mesenchymal transition (EndoMT) and
Xiaoyuan Zhang   +9 more
wiley   +1 more source

Alkylating Agent–Induced FANCL Impairment Damages Pulmonary Arterial, Venous, and Microvascular Endothelial Cells and Predisposes to PAH/PVOD

open access: yesAdvanced Science, EarlyView.
This study establishes a novel cisplatin‐induced rat model of PAH/PVOD and identifies a conserved mechanistic axis—FANCL impairment, DNA damage accumulation, and endothelial dysfunction—triggered by cisplatin or mitomycin C across pulmonary arteries, veins, and microvessels.
Shiyun Liu   +20 more
wiley   +1 more source

Bone Morphogenetic Protein-4 Influences Neural Differentiation of Induced Mouse Mesenchymal Stem Cells [PDF]

open access: yesCell Journal, 2011
Objective: Members of the transforming growth factor-β superfamily, including bone morphogeneticprotein 4 (BMP4), have been implicated as regulators of neural differentiation.The aim of this study was to establish whether BMP4 could influence neuronal ...
Maryam Rezaei   +5 more
doaj  

Solubilization and renaturation of biologically active human bone morphogenetic protein-4 from inclusion bodies

open access: yesBiotechnology Reports, 2018
Biologically active human bone morphogenetic protein-4 (hBMP-4) was successfully produced in a prokaryotic host. For this aim, hBMP-4 cDNA was cloned in Escherichia coli (E. coli) and the protein was produced in a non-active aggregated form.
Gesa-Maria Gieseler   +10 more
doaj   +1 more source

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