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Browsing by Subject "Biomaterials"

Now showing items 1-20 of 57

A comparative study on the effect of different reactive compatibilizers on injection-molded pieces of bio-based high-density polyethylene/polylactide blends

Quiles-Carrillo, Luis; Montanes, Nestor; Jorda-Vilaplana, Amparo; Balart, Rafael; Torres-Giner, S. (John Wiley & Sons, 2019-04)

[EN] The present study reports on the development of binary blends consisting of bio-based high-density polyethylene (bio-HDPE) with polylactide (PLA), in the 5¿20 wt % range, prepared by melt compounding and then shaped ...
A Hyaluronic Acid Demilune Scaffold and Polypyrrole-Coated Fibers Carrying Embedded Human Neural Precursor Cells and Curcumin for Surface Capping of Spinal Cord Injuries

Elkhenany, Hoda; Bonilla, Pablo; Giraldo-Reboloso, Esther; Alastrue Agudo, Ana; Edel, Michael J.; Vicent, María Jesus; Gisbert-Roca, Fernando; Martínez-Ramos, Cristina; Rodriguez Doblado, Laura; Monleón Pradas, Manuel; Moreno Manzano, Victoria (MDPI AG, 2021-12)

[EN] Tissue engineering, including cell transplantation and the application of biomaterials and bioactive molecules, represents a promising approach for regeneration following spinal cord injury (SCI). We designed a ...
Análisis de la influencia del proceso de fabricación utilizado (forja y fabricación aditiva) en el crecimiento de colonias bacterianas en la aleación Ti6Al4V

Álvarez Castaño, Adrián (Universitat Politècnica de València, 2021-03-08)

[ES] Las infecciones periprostéticas (IPP) son causadas por microorganismos que colonizan prótesis, siendo los principales causantes el S.epidermidis y S.aureus. En la literatura científica se ha abordado la interacción ...
Análisis superficial de explantes de rodilla. Desarrollo del procedimiento para su estudio

Benavent Hervás, Marta (Universitat Politècnica de València, 2020-10-05)

[ES] La artroplastia de rodilla es una cirugía que se practica con regularidad y presenta una elevada tasa de éxito. Aun así, en algunos casos no se resuelve de manera satisfactoria, desencadenando una serie de problemas ...
Andamios de CaP funcionalizados con compuestos antimicrobianos para favorecer la reparación ósea in vivo

Melitón Barbancho, Sandra (Universitat Politècnica de València, 2020-07-02)

[ES] El creciente número de prótesis utilizadas en la medicina moderna ha mejorado la calidad de vida de muchos pacientes, sin embargo, han surgido nuevos problemas como consecuencia de su uso. Las tasas de infecciones ...
Antimicrobial activity of commercial calcium phosphate based materials functionalized with vanillin

Polo, Lorena; Díaz de Greñu-Puertas, Borja; Della Bella, Elena; Pagani, Stefania; Torricelli, Paola; Vivancos, José-Luis; Ruiz Rico, María; Barat Baviera, José Manuel; Aznar, Elena; Martínez-Máñez, Ramón; Fini, Milena; Sancenón Galarza, Félix (Elsevier, 2018-11)

[EN] Infections represent one of the most frequent causes of arthroplasty revision. Thus, design of new antimi-crobial scaffolds to reduce implant rejections, bone infections and associated medical costs is highlydesired. ...
Aplicación de la terapia basada en exosomas con biomateriales en la regeneración del Sistema Nervioso Central

Roldán Herrero, Daniel (Universitat Politècnica de València, 2021-02-04)

[ES] En este trabajo de final de máster, se propone la realización de una revisión bibliográfica sobre los exosomas empleados en ingeniería tisular para la aplicación en lesiones del sistema nervioso central (SNC). En dicha ...
Assessment of Parameters Influencing fiber characteristics of chitosan nanofiber membrane to optimize fiber mat productioi

Areias, AC.; Gómez-Tejedor, José Antonio; Sencadas, V.; Alio, J.; Gómez Ribelles, José Luís; Lanceros-Mendez, S. (Wiley, 2012-06)

Electrospun chitosan nanofiber mats have been obtained using chitosan solutions in a mixture of trifluoroacetic acid and dichloromethane. The relationship between processing parameters (solvent composition, polymer ...
BDNF-Gene Transfected Schwann Cell-Assisted Axonal Extension and Sprouting on New PLA-PPy Microfiber Substrates

Gisbert-Roca, Fernando; André, Franck M.; Más Estellés, Jorge; Monleón Pradas, Manuel; Mir, Lluis M.; Martínez-Ramos, Cristina (John Wiley & Sons, 2021-05)

[EN] The work here reported analyzes the effect of increased efficiency of brainderived neurotrophic factor (BDNF) production by electroporated Schwann cells (SCs) on the axonal extension in a coculture system on a biomaterial ...
Bioactive zinc-doped sol-gel coating modulates protein adsorption patterns and in vitro cell responses

Cerqueira, A.; Romero-Gavilán, F.; García-Arnáez, I.; Martínez-Ramos, Cristina; Ozturan, S.; Iloro, I.; Azkargorta, M.; Elortza, F.; Izquierdo, R.; Gurruchaga, M.; Goñi, I.; Suay, J. (Elsevier, 2021-02)

[EN] Zinc is an essential element with an important role in stimulating the osteogenesis and mineralization and suppressing osteoclast differentiation. In this study, new bioactive ZnCl2-doped sol-gel materials were designed ...
Biohybrids for Neural Tracts Regeneration

Rodríguez Doblado, Laura (Universitat Politècnica de València, 2022-03-11)

[ES] Las lesiones del sistema nervioso que implican la interrupción de haces axonales son devastadoras para el individuo. La regeneración autónoma de los tractos axonales dañados o degenerados es poco frecuente, ya que ...
Biohybrids of scaffolding hyaluronic acid biomaterials plus adipose stem cells home local neural stem and endothelial cells: Implications for reconstruction of brain lesions after stroke.

Sanchez-Rojas, Leyre; Gómez-Pinedo, Ulises; Benito-Martin, María Soledad; León-Espinosa, Gonzalo; Rascón-Ramirez, Fernando; Lendinez, Cristina; Martínez-Ramos, Cristina; Matías-Guiu, Jorge; Monleón Pradas, Manuel; Barcia, Juan A. (John Wiley & Sons, 2019-07)

[EN] Endogenous neurogenesis in stroke is insufficient to replace the lost brain tissue, largely due to the lack of a proper biological structure to let new cells dwell in the damaged area. We hypothesized that scaffolds ...
Bioimplants with novel core-shell structures

Ferrándiz Catalá, Borja (Universitat Politècnica de València, 2020-01-24)

[EN] A lot of research effort is being made in the field of biomaterials, specifically those ones used for producing bone implants. New methods and materials are being studied in order to match the properties of the ...
Bridges of biomaterials promote nigrostriatal pathway regeneration

Gómez Pinedo, Ulises; Sanchez-Rojas, Leyre; Vidueira, Sandra; Sancho, Francisco J.; Martínez-Ramos, Cristina; Lebourg, Myriam; Monleón Pradas, Manuel; Barcia, Juan A. (John Wiley & Sons, 2019-01)

[EN] Repair of central nervous system (CNS) lesions is difficulted by the lack of ability of central axons to regrow, and the blocking by the brain astrocytes to axonal entry. We hypothesized that by using bridges made of ...
Caracterización y estudio del comportamiento electroquímico de aleaciones biomédicas de titanio

Dalmau Borrás, Alba (Universitat Politècnica de València, 2013-02-25)

[ES] Se investiga el comportamiento frente a la corrosión de nuevas aleaciones de titanio mediante técnicas electroquímicas en condiciones similares al cuerpo humano empleando una disolución de fosfatos (PBS) y trabajando ...
Comparative characterization of gum rosins for their use as sustainable additives in polymeric matrices

Pavón-Vargas, Cristina Paola; Aldás-Carrasco, Miguel Fernando; Hernandez Fernandez, Joaquin Alejandro; López-Martínez, Juan (John Wiley & Sons, 2022-03-05)

[EN] There is a growing interest in the use of non-polluting compounds, which come from renewable sources, and which performance in their scope is equivalent to their synthetic similes. In this work, five types of rosins ...
Comparative Performance of Electrospun Collagen Nanofibers Cross-linked by Means of Different Methods

Torres-Giner, Sergio; Gimeno-Alcañiz, Jose V.; Ocio, Maria J.; Lagaron, Jose M. (American Chemical Society, 2009-01-28)

[EN] Collagen, as the major structural protein of the extracellular matrix in animals, is a versatile biomaterial of great interest in various engineering applications. Electrospun nanofibers of collagen are regarded as ...
Conduits based on the combination of hyaluronic acid and silk fibroin: Characterization, in vitro studies and in vivo biocompatibility

Gisbert-Roca, Fernando; Lozano Picazo, Paloma; Pérez-Rigueiro, José; Guinea Tortuero, Gustavo Victor; Monleón Pradas, Manuel; Martínez-Ramos, Cristina (Elsevier, 2020-04-01)

[EN] We address the production of structures intended as conduits made from natural biopolymers, capable of promoting the regeneration of axonal tracts. We combine hyaluronic acid (HA) and silk fibroin (SF) with the aim ...
Desarrollo de andamiajes con porosidad estratificada basados en poliésteres como soportes en co-cultivo celular indirecto.

Herrero Herrero, María (Universitat Politècnica de València, 2022-12-23)

[ES] El desarrollo de la sociedad ha estado siempre ligado a los avances científicos y tecnológicos. Sin embargo, algunos de estos avances han supuesto la aparición de nuevos problemas, sobre todo de tipo ético, dando lugar ...
Desarrollo de un implante modular subcutáneo ergonómico y biocompatible para la adquisición y transmisión inalámbrica de registros electrofisiológicos intracerebrales de rata. Resultados preliminares

Collado Martínez, María José (Universitat Politècnica de València, 2015-03-30)

[EN] The present document contains the Final Project of the Master thesis entitled Development of an ergonomic subcutaneous modular implant and biocompatible for the acquisition and wireless transmission of electrophysiological ...