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Surgical outcome following pelvic organ prolapse (POP) repair needs improvement. We suggest a new approach based on a tissue‐engineering strategy. In vivo, the regenerative potential of an electrospun biodegradable polycaprolactone (PCL) mesh was studied. Six different biodegradable PCL meshes were evaluated in a full‐thickness abdominal wall defect model in 84 rats. The rats were assigned into three...
Commercial bone substitute, such as calcined bovine bone (CBB), is currently extensively used as an alternative to autogenous bone. However, CBB lacks osteoinductivity and merely serves as a scaffold for native bone formation. To address this issue, we designed and prepared a heptaglutamate (E7)‐modified BMP2‐mimicking peptide (7E) and carried out a series of comprehensive physical characterizations...
This study is to investigate the effect of synthesis approaches on morphology, porosity, and biocompatibility of bioactive glass (BG). BG prepared through sol–gel approach was subsequently subjected to microwave and probe sonication techniques to investigate the structural and morphological effect. Hexagonal rod‐shaped morphology was obtained in sol–gel‐derived bioactive glass, whereas mesoporous...
Cells encapsulation by biomaterials has been widely studied as a strategy of building tissue construct in tissue engineering. Conventional encapsulation of cells using hydrogels often needs the polymerization process or relatively complex molding process. In this study, we developed a facile strategy for the in situ fabrication of biodegradable cell‐laden starch foams. By utilizing the unique gelatinization...
Calcium phosphate‐based biomaterials are extensively used for bone replacement and regeneration in orthopedic, dental, and maxillofacial surgical applications. The injury induced by surgical implantation of bone replacement graft materials initiates a cascade of host responses, starting with blood–biomaterial contact, protein adsorption on the material surface, blood coagulation, and leukocyte responses...
In this work, bone formation/remodeling/maturation was correlated with the presence of multinucleated giant cells (MGCs)/osteoclasts (tartrate‐resistant acid phosphatase [TRAP]‐positive cells) on the surface of beta‐tricalcium phosphate (β‐TCP), sintered deproteinized bovine bone (sDBB), and carbonated deproteinized bovine bone (cDBB) using a maxillary sinus augmentation (MSA) in a New Zealand rabbit...
Modifications of sintering temperature and treatment time of bovine‐derived bone grafts affect their physicochemical properties and further influence biological activity. Three different temperature sintered bovine‐derived bone grafts: group I (300 °C 3 h), group II (300 °C 3 h plus 530 °C 6 h), and group III (300 °C 3 h plus 1000 °C 2 h) and Bio‐Oss® were characterized and then compared in vitro...
Polyethylene wear is one of the major factors influencing the survivorship of joint replacements. Depending on the number, size and morphology of the polyethylene particles, biological responses of the periprosthetic soft tissue in terms of inflammatory processes can occur, leading to loosening of the implant. Various parameters are used to analyze wear particles, which are usually determined by examining...
Bacterial cellulose is one of the most promising polymers of recent years. Herein, we present a possibility of BC application as a carrier of gentamycin antibiotic for the treatment and prevention of bone infections. We have shown that BC saturated with gentamycin significantly reduces the level of biofilm‐forming bone pathogens, namely Staphylococcus aureus and Pseudomonas aeruginosa, and displays...
The aim of the current study was to synthesize a fast‐setting ion‐doped calcium silicate bioceramic by the sol–gel method and to characterize its in vitro apatite‐forming ability and cell viability. Calcium silicate (CS), doped calcium silicate with zinc and magnesium, with Ca/Zn molar ratios of 6.7:1 (DCS1), and 4.5:1 (DCS2), were synthesized by the sol–gel method. Matreva white MTA (WMTA, Matreva,...
The importance of tissue engineering has been established as a promising approach in treating neurodegenerative diseases. The purpose of the current study is to determine the effect of fibrin hydrogel on the differentiation of iPSC into oligodendrocyte. For this purpose, iPSCs transduced by miR‐338 expressing lentiviruses. They were treated with basic fibroblast growth factor (bFGF), epidermal growth...
Improving the surface properties of vascular stents to accelerate endothelialization in vivo could play an important role in minimizing the risk of late thrombosis. We previously showed that mussel adhesive protein fused with VE‐cadherin extracellular domain (VE‐M) specifically triggered endothelial cell adhesion in vitro. In this study, using stent implants coated with VE‐M, we evaluated the clinical...
In this study, a degradable magnesium alloy WE43 (Mg–3.56%Y–2.20%Nd–0.47%Zr) was used as a research object. To refine its microstructure from the initial homogenized one, the alloy was subjected to severe plastic deformation (SPD) by equal channel angular pressing (ECAP). The data presented show that coincubation of tumor LNCaP and MDA‐MB‐231 cells with the WE43 alloy in the homogenized and the ECAP‐processed...
The aim of this study was to evaluate the effects of three different chemotherapeutic agents, following air‐abrasive debridement, on surface chemical properties and cytocompatibility. Disks contaminated with Streptococcus gordonii biofilm were treated with air‐abrasion and immersion in either 0.9% NaCl (Air + NaCl), 0.05% alkaline electrolyzed water (AEW) (Air + AEW), or 3% H2O2 (Air + H2O2). Noncontaminated...
The ability to characterize implant debris in conjunction with corresponding immune and tissue‐destructive responses renders retrieval analysis as an important tool for evaluating orthopedic devices. We applied advanced analytics and in silico approaches to illustrate the retrieval‐based potential to elucidate host responses and enable discovery of corresponding biomarkers indicative of in vivo implant...
In our previous studies, we found that adult stem cells transfected with sex‐determining region Y‐box (SOX)‐9, ‐6 and ‐5 genes (SOX trio) enhanced chondrogenesis and suppressed the progression of osteoarthritis (OA). The inhibition of angiopoietin‐like 4 (ANGPT4) is known to reduce levels of cartilage damaging enzymes, such as, matrix metalloproteinases (MMPs). In this study, we designed nanoparticles...
Dental biomaterials have revolutionized modern therapies. Untreated dental caries remains the major etiological factor for endodontic treatment, and together with a decreasing rate of tooth loss escalates the importance of continuously improving the materials used for endodontic therapies. Endodontic biomaterials are used for vital pulp therapies, irrigation, intracanal medicaments, obturation and...
Here, a prototypical metallic nanoglass is proposed as a new alloy for balloon expandable stents. Traditionally, the stainless steel SS 316L alloy has been used as a preferred material for this application due to its proper combination of mechanical properties, corrosion resistance, and biocompatibility. Recently, metallic glasses (MGs) have been considered as promising materials for biodevice applications...
Adverse reaction to metal debris released from the taper‐trunnion junction of modular metal‐on‐polyethylene (MoP) total hip replacements (THRs) is an issue of contemporary concern. Therefore, a hip simulator was used to investigate material loss, if any, at both the articulating and taper‐trunnion surfaces of five 32‐mm metal‐on‐cross‐linked‐polyethylene THRs for 5 million cycles (Mc) with a sixth...
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