English
Related papers

Related papers: Chitosan/alginate bionanocomposites adorned with m…

200 papers

In this manuscript, we propose a simple and versatile methodology to design nanosystems based on biocompatible and multicomponent mesoporous silica nanoparticles (MSNs) for infection management. This strategy relies on the combination of…

Starch based scaffolds are considered as promising biomaterials for bone tissue engineering. In this study, a highly porous starch/polyvinyl alcohol (PVA) based nanocomposite scaffold with a gradient pore structure was made by incorporating…

Applied Physics · Physics 2018-10-08 Fereshtehsadat Mirab , Mohammadjavad Eslamian , Reza Bagheri

Bone repair using BMP-2 is a promising therapeutic approach in clinical practices, however, high dosages required to be effective pose issues of cost and safety. The present study explores the potential of low dose BMP-2 treatment via…

Biomolecules · Quantitative Biology 2020-11-24 Swati Dubey , Rutusmita Mishra , Partha Roy , R. P. Singh

A novel multifunctional nanodevice based in doxorubicin (DOX)- loaded mesoporous silica nanoparticles (MSNs) as nanoplatforms for the assembly of different building blocks has been developed for bone cancer treatment. These building blocks…

Tissues and Organs · Quantitative Biology 2021-03-19 M. Martinez-Carmona , D. Lozano , M. Colilla , M. Vallet-Regi

Three-dimensional Mesoporous bioactive glasses (MBGs) scaffolds has been widely considered for bone regeneration purposes and additive manufacturing enables the fabrication of highly bioactive patient-specific constructs for bone defects.…

Tissues and Organs · Quantitative Biology 2021-03-23 M. Natividad Gomez-Cerezo , Daniel Lozano , Daniel Arcos , Maria Vallet-Regi , Cedryck Vaquette

In order to increase the bone forming ability of MBG-PCL composite scaffold, microporosity was created in the struts of 3D-printed MBG-PCL scaffolds for the manufacturing of a construct with a multiscale porosity consisting of meso-, micro-…

Tissues and Organs · Quantitative Biology 2021-04-06 M. Natividad Gomez-Cerezo , Juan Pena , Saso Ivanovski , Daniel Arcos , Maria Vallet-Regi , Cedryck Vaquette

The design of drug delivery systems needs to consider biocompatibility and host body recognition for an adequate actuation. In this work, mesoporous silica nanoparticles (MSNs) surfaces were successfully modified with two silane molecules…

Tissues and Organs · Quantitative Biology 2021-04-20 Noemi Encinas , Mercedes Angulo , Carlos Astorga , Montserrat Colilla , Isabel Izquierdo-Barba , Maria Vallet-Regi

Achieving an optimal biomechanical environment within bone scaffolds is critical for promoting tissue regeneration, particularly in load-bearing anatomical sites where rigid fixation can induce stress shielding and compromise healing.…

There is an urgent need of biosynthetic bone grafts with enhanced osteogenic capacity. In this study, we describe the design of hierarchical meso-macroporous 3D-scaffolds based on mesoporous bioactive glasses (MBGs), enriched with the…

Biomolecules · Quantitative Biology 2021-03-26 C. Heras , S. Sanchez-Salcedo , D. Lozano , J. Peña , P. Esbrit , M. Vallet-Regi , A. J. Salinas

Macroporous scaffolds made of a SiO2-CaO-P2O5 mesoporous bioactive glass (MBG) and epolycaprolactone (PCL) have been prepared by robocasting. These scaffolds showed an excellent in vitro biocompatibility in contact with osteoblast like…

Open-porous scaffolds of WE43 Mg alloy with a body-center cubic cell pattern were manufactured by laser powder bed fusion with different strut diameters. The geometry of the unit cells was adequately reproduced during additive manufacturing…

Materials Science · Physics 2020-10-29 M. Li , F. Benn , T. Derra , N. Kroeger , M. Zinser , R. Smeets , J. M. Molina-Aldareguía , A. Kopp , J. LLorca

3D porous scaffolds based on agarose and nanocrystalline apatite, two structural components that act as a temporary mineralized extracellular matrix, were prepared by the GELPOR3D method. This shaping technology allows the introduction of…

Tissues and Organs · Quantitative Biology 2021-03-18 Juan L. Paris , Nuria Lafuente-Gomez , M. Victoria Cabanas , Jesus Roman , Juan Pena , Maria Vallet-Regi

In osteochondral tissue engineering (OCTE), simultaneously regenerating subchondral bone and cartilage tissue presents a significant challenge. Multiphasic scaffolds were created and manufactured using 3D printing to address this issue.…

Hypothesis The treatment of bone fractures still represents a challenging clinical issue when complications due to impaired bone remodelling (i.e. osteoporosis) or infections occur. These clinical needs still require a radical improvement…

Unlike other tissue types, the nervous tissue extends to a wide and complex environment that provides a plurality of different biochemical and topological stimuli which in turn define the functions of that tissue. As a consequence of such…

Biological Physics · Physics 2022-06-01 L. Papadimitriou , P. Manganas , A. Ranella , E. Stratakis

This thesis presents the development of entropy-elastic gelatin based networks in the form of films or scaffolds. The materials have good prospects for biomedical applications, especially in the context of bone regeneration. Entropy-elastic…

Soft Condensed Matter · Physics 2011-01-12 Giuseppe Tronci

Developing successful scaffolds requires clinicians to adopt a multidisciplinary approach in order to understand and stimulate the natural bone regeneration process. A variety of natural and synthetic biomaterials, including naturally…

Tissues and Organs · Quantitative Biology 2016-10-28 Elaine R. Durham , Giuseppe Tronci , Xuebin Yang , David J. Wood , Stephen J. Russell

Silicon-substituted hydroxyapatite (SiHA) macroporous scaffolds have been prepared by robocasting. In order to optimize their bone regeneration properties, we have manufactured these scaffolds presenting different microstructures:…

Effective scaffolds for bone tissue-engineering are those that combine adequate mechanical and chemical performance with osseointegrative, angiogenetic and anti-bacterial modes of bioactivity. To address these requirements via a combined…

Incorporating cells within active biomaterial scaffolds is a promising strategy to develop forefront materials that can autonomously sense, respond, and alter the scaffold in response to environmental cues or internal cell circuitry. Using…

‹ Prev 1 2 3 10 Next ›