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Listar por palabra clave "Hydroxyapatite"

Mostrando ítems 1-20 de 29

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Bone-Mimicking Injectable Gelatine/Hydroxyapatite Hydrogels

Rogina, A.; Sandrk, N; Teruel Biosca, Laura; Antunovic, M.; Ivankovic, M.; Gallego-Ferrer, Gloria (Croatian Society of Chemical Engineers/HDKI, 2019)

[EN] Bioactive synthetic hydrogels have emerged as promising materials because they can provide molecularly tailored biofunctions and adjustable mechanical properties. To mimic the mineralogical and organic components of ...
Cellular hydrogels based on pH-responsive chitosan-hydroxyapatite system

Rogina, Anamarija; Ressler, Antonia; Matie, Igor; Gallego-Ferrer, Gloria; Marijanovic, Inga; Ivankovic, Marica; Ivankovic, Hrvoje (Elsevier, 2017-06-15)

[EN] The development of bioactive injectable system as cell carrier with minimal impact on viability of encapsulated cells represents a great challenge. In the present work, we propose a new pH-responsive chitosan-hydrox ...
Co-doped hydroxyapatite as photothermal catalyst for selective CO2 hydrogenation

Peng, Yong; Szalad, Horatiu; Nikacevic, Pavle; Gorni, Giulio; Goberna-Ferrón, Sara; Simonelli, Laura; Albero-Sancho, Josep; López, Núria; García Gómez, Hermenegildo (Elsevier, 2023-09-15)

[EN] The rational design and in deep understanding of efficient, affordable and stable materials to promote the light-assisted production of fuels and commodity chemicals is very appealing for energy crisis and climate ...
Desarrollo y caracterización de un scaffold para ingeniería tisular de hueso

Ródenas Rochina, Joaquín (Universitat Politècnica de València, 2011-09-21)

En este trabajo, se desarrollaron series de scaffolds basados en PCL con refuerzo de hidroxiapatita y Bioglass para evaluar cual es mejor para ingenieria tisular osea. Se midieron las propedades fisicas (comportamiento ...
Determination of synergistic effect between roughness and surface chemistry on cell adhesion of a multilayer Si- Hydroxyapatite coating on Ti6Al4V obtained by magnetron sputtering

Pérez Zapata, K.; Lenis, J.A.; Rico Tortosa, Patricia María; Gómez Ribelles, José Luís; Bolívar, F.J. (Elsevier, 2022-10-31)

[EN] Ti alloys are widely used in the biomedical field because they have an adequate balance between mechanical properties, corrosion resistance and biocompatibility. However, when this material is incorporated in the human ...
Development and Characterization of Polyester and Acrylate-Based Composites with Hydroxyapatite and Halloysite Nanotubes for Medical Applications

Torres, Elena; Domínguez-Candela, Iván; Castelló-Palacios, Sergio; Vallés Lluch, Ana; Fombuena, Vicent (MDPI AG, 2020-08)

[EN] We aimed to study the distribution of hydroxyapatite (HA) and halloysite nanotubes (HNTs) as fillers and their influence on the hydrophobic character of conventional polymers used in the biomedical field. The hydrophobic ...
Development of multilayer Hydroxyapatite - Ag/TiN-Ti coatings deposited by radio frequency magnetron sputtering with potential application in the biomedical field

Lenis, J.A.; Bejarano, G.; Rico Tortosa, Patricia María; Gómez Ribelles, José Luís; Bolívar, F.J. (Elsevier, 2019-11-15)

[EN] The use of composite coatings is emerging as a great alternative to conventional coatings, allowing the combination of different superficial properties that are widely desired in surgical implants, such as osteointegration ...
Development of P(3HB-co-3HHx) nanohydroxyapatite (nHA) composites for scaffolds manufacturing by means of fused deposition modeling

Ivorra-Martinez, Juan; Ferrer, Ines; Aguado, Roberto; Delgado-Aguilar, Marc; Garcia-Romeu, Maria Luisa; Boronat, Teodomiro (Whioce Publishing Pte. Ltd., 2024)

[EN] This work reports on the development of nanocomposites based on poly(3-hydroxybutyrate-co-3-hydroxyhexanoate) [P(3HB-co-3HHx)] and nanohydroxyapatite (nHA) for the development of scaffolds by means of a two-stage ...
Diseño, simulación y fabricación de un dispositivo de fijación craneal bioabsorbible, mediante tecnologías de impresión 3D

Ivorra Martínez, Juan (Universitat Politècnica de València, 2020-07-15)

[ES] En el presente trabajo se han estudiado las características de un polímero bioabsorbible, poli(3-hidroxibutirato-co-3-hidroxihexanoato) - PHBH, con cargas biocompatibles y osteoconductoras de hidroxiapatita - HA, para ...
Effects of hydroxyapatite filler on long-term hydrolytic degradation of PLLA/PCL

Ródenas Rochina, Joaquín; Vidaurre, Ana; Castilla Cortázar, María Isabel Cecilia; Lebourg ., Myriam Madeleine (Elsevier, 2015)

[EN] Poly(L-lactic acid)(PLLA)/poly(epsilon-caprolactone)(PCL)/hydroxyapatite(HAp) composites appear as promising materials for healing large bone defects. Highly porous PLLA/PCL scaffolds, 80/20, 20/80 weight ratios, ...
Electrospinning of biodegradable polylactide/hydroxyapatite nanofibers: Study on the morphology, crystallinity structure and thermal stability

Sonseca Olalla, Agueda; Peponi, Laura; Sahuquillo, Oscar; Kenny, J.M.; Giménez Torres, Enrique (Elsevier, 2012)

[EN] Aligned mats of poly(lactic acid) (PLA) nanofibers containing nanosized hydroxyapatite filler have been obtained via electrospinning onto a rotating mandrel. Their structure and morphology have been characterized as ...
Human Mesenchymal Stem Cells Differentiation Regulated by Hydroxyapatite Content within Chitosan-Based Scaffolds under Perfusion Conditions

Rogina, Anamarija; Antunovic, Maja; Pribol an, Lidija; Mihalic, Katarina Caput; Vukasovic, Andreja; Ivkovic, Alan; Marijanovic, Inga; Gallego-Ferrer, Gloria; Ivankovic, Marica; Ivankovic, Hrvoje (MDPI AG, 2017)

[EN] The extensive need for hard tissue substituent greatly motivates development of suitable allogeneic grafts for therapeutic recreation. Different calcium phosphate phases have been accepted as scaffold's components ...
Improvement of mechanical and biological properties of Polycaprolactone loaded with Hydroxyapatite and Halloysite Nanotubes

Torres-Roca, Elena; Fombuena, Vicent; Vallés Lluch, Ana; Ellingham, T. (Elsevier, 2017)

[EN] Hydroxyapatite (HA) and Halloysite nanotubes (HNTs) percentages have been optimized in Polycaprolactone (PCL) polymeric matrices to improve mechanical, thermal and biological properties of the composites, thus, to be ...
In Situ Hydroxyapatite Content Affects the Cell Differentiation on Porous Chitosan/Hydroxyapatite Scaffolds

Rogina, Anamarija; Rico Tortosa, Patricia María; Gallego-Ferrer, Gloria; Ivankovic, Marica; Ivankovic, Hrvoje (Springer Verlag (Germany), 2016-04)

Highly porous chitosan/hydroxyapatite composite structures with different weight ratios (100/0; 90/10; 80/20; 70/30; 60/40; 50/50; 40/60) have been prepared by precipitation method and freeze-gelation technique using ...
In vitro assessment of the biological response of Ti6Al4V implants coated with hydroxyapatite microdomains

Salvador Clavell, R.; Martín de Llano, J.J.; Carda-Batalla, Carmen; Gómez Ribelles, José Luís; Vallés Lluch, Ana (John Wiley & Sons, 2016)

[EN] Dental implantology is still an expanding field of scientific study because of the number of people that receive dental therapies throughout their lives worldwide. Recovery times associated to dental surgery are still ...
In vitro study of the biological response of titanium implants coated with hydroxyapatite microdomains

Salvador Clavell, Rubén (Universitat Politècnica de València, 2016-12-19)

[EN] Implant dentistry has become an important event for people. However, waiting times of processes associated witch this surgery are still long. Nowadays it affects investigate by this way, finding ways to deal with ...
Injectable chitosan-hydroxyapatite hydrogels promote the osteogenic differentiation of mesenchymal stem cells

Ressler, Antonia; Ródenas Rochina, Joaquín; Ivankovic, Marica; Ivankovic, Hrvoje; Rogina, Anamarija; Gallego-Ferrer, Gloria (Elsevier, 2018-10-01)

[EN] Injectable hydrogels have emerged as promising biomaterials for tissue engineering applications. The goal of this study was to evaluate the potential of a pH-responsive chitosan-hydroxyapatite hydrogel to be used as ...
Manufacturing and characterization of poly(lactic acid) composites with hydroxyapatite

Ferri, J.M.; Jordà Sempere, José Jorge; Montanes, Nestor; Fenollar, Octavio; Balart, Rafael (John Wiley & Sons, 2017)

[EN] Hydroxyapatite (HA), a naturally occurring calcium orthophosphate, possesses the most similar chemical composition to human bone. In this research work, composite materials were prepared using poly(lactic acid) (PLA) ...
Mechanical, structural, and biological evaluation of multilayer HA-Ag/ TiO2/TiN/Ti coatings on Ti6Al4V obtained by magnetron sputtering for implant applications

Lenis, J.A.; Contreras Romero, Elbert; Hurtado Macías, Abel; Rico Tortosa, Patricia María; Gómez Ribelles, José Luís; Pacha-Olivenza, M.A.; González-Martín, M.L.; Bolívar, F.J. (Elsevier, 2022-11-15)

[EN] In the present work the surface of Ti6Al4V alloy, widely used for the fabrication of implants, was modified by incorporating a novel biocompatible and antibacterial coating composed of multiple layers of hydroxyapatite ...
Modelling biological and chemically induced precipitation of calcium phosphate in enhanced biological phosphorus removal systems

Barat Baviera, Ramón; Montoya Martínez, Tatiana; Seco Torrecillas, Aurora; FERRER, J. (Elsevier, 2011)

The biologically induced precipitation processes can be important in wastewater treatment, in particular treating raw wastewater with high calcium concentration combined with Enhanced Biological Phosphorus Removal. Currently, ...