Now showing items 1-20 of 22

    • A dehydration process for ovine hide to obtain a new collagenous material 

      Ollé Otero, Lluís; Sorolla, Silvia; Casas Solé, Concepció; Bacardit Dalmases, Anna (2014-04-09)
      Article
      Restricted access - publisher's policy
      The aim of the present work is to develop a dehydration process for ovine hide to obtain a new collagenous material for use in the leather industry. What is obtained through this new process is a dry and very porous ...
    • Analysis of corneal stroma organization with wavefront optimized nonlinear microscopy 

      Bueno García, Juan Manuel; Gualda Manzano, Emilio José; Artal Soriano, Pablo (2011-06)
      Article
      Open Access
      To investigate the organization of stromal collagen in healthy ex vivo corneas of different species from second harmonic generation (SHG) microscopy images
    • Cell-Laden 3D hydrogels of type I collagen incorporating bacterial nanocellulose fibers 

      Malandain, Nanthilde; Sanz Fraile, Héctor; Farré, Ramon; Otero, Jorge; Roig, Anna; Laromaine Segué, Anna (American Chemical Society, 2023-09-18)
      Article
      Open Access
      There is a growing interest in developing natural hydrogel-based scaffolds to culture cells in a three-dimensional (3D) millieu that better mimics the in vivo cells' microenvironment. A promising approach is to use hydrogels ...
    • Collagen-functionalised titanium surfaces for biological sealing of dental implants: Effect of immobilisation process on fibroblasts response 

      Marín Pareja, Nathalia; Salvagni, Emiliano; Guillem Martí, Jordi; Aparicio Bádenas, Conrado José; Ginebra Molins, Maria Pau (2014-10-01)
      Article
      Restricted access - publisher's policy
      Covenantee:   University of Minnesota School of Dentistry
      The clinical success of a dental implant requires not only an optimum osseointegration, but also the development of a biological sealing; i.e., a soft tissue seal around the transmucosal part of the implant. A promising ...
    • Computer vision tools for the automatic evaluation of collagen VI deficiencies 

      Ramírez i Márquez, Alex (Universitat Politècnica de Catalunya, 2022-01-24)
      Master thesis
      Open Access
      Deficiencies in the structure of collagen VI are a common cause of neuromuscular diseases. Such diseases typically require assisted ventilation and result in a severely reduced life expectancy. Collagen VI structural defects ...
    • Different Organization of Type I Collagen Immobilized on Silanized and Nonsilanized Titanium Surfaces Affects Fibroblast Adhesion and Fibronectin Secretion 

      Marín Pareja, Nathalia; Cantini, Marco; Gonzalez Garcia, Cristina; Salvagni, Emiliano; Salmerón-Sánchez, Manuel; Ginebra Molins, Maria Pau (2015-09-23)
      Article
      Open Access
      Covenantee:   University of Glasgow
      Silanization has emerged in recent years as a way to obtain a stronger and more stable attachment of biomolecules to metallic substrates. However, its impact on protein conformation, a key aspect that influences cell ...
    • Disseny d'un objecte per extreure fibres dels tendons dels rens per a aplicacions tèxtils 

      Sarrau Claret, Estel (Universitat Politècnica de Catalunya, 2019-05-10)
      Bachelor thesis
      Restricted access - author's decision
      Covenantee:   Högskolan i Borås
      Aquest projecte és un complement d’un altre projecte realitzat pel grau d’Enginyeria de la Tecnologia i el Disseny tèxtil en el que s’han extret fibres de col·lagen dels tendons de rens per a poder usar-les per a aplicacions ...
    • Estudio experimental del relleno de cavidades óseas con hidroxiapatita asociada a colágeno 

      Morales de Cano, Juan Manuel; Romero Ruiz, J.; García Ruzafa, A.; Fernández Sabaté, A. (Sociedad Ibérica de Biomecánica y Biomateriales, 1997-12)
      Article
      Open Access
      La cirugía ortopédica y maxilo-facial necesita realizar en muchas ocasiones resecciones masivas de tejido óseo. Esto ha hecho que se hayan propuesta la utilización de materiales inertes como sustitutos óseos, gracias a la ...
    • Examining the compatibility of collagen and a polythiophene derivative for the preparation of bioactive platforms 

      Soto Delgado, Jorge; Torras Costa, Juan; Valle Mendoza, Luis Javier del; Estrany Coda, Francesc; Alemán Llansó, Carlos (2015-01-09)
      Article
      Open Access
      Fundamental characteristics of bioactive platforms based on biocomposites of poly(3,4-ethylenedioxythiophene) (PEDOT) and collagen, named P(EDOT:CLG), have been examined using an experimental–computational approach. The ...
    • Functional biopolymer-based matrices for modulation of chronic wound enzyme activities 

      Francesko, Antonio; Soares da Costa, Diana; Reis, Rui L.; Pashkuleva, Iva; Tzanov, Tzanko (2012-10-13)
      Article
      Restricted access - publisher's policy
      Collagen, collagen/hyaluronic acid (HA) and collagen/HA/chitosan (CS) sponges loaded with epigallocatechin gallate (EGCG), catechin (CAT) and gallic acid (GA) were developed and evaluated as active chronic wound dressings. ...
    • Injectable collagen/alpha-tricalcium phosphate cement: collagen-mineral phase interactions and cell response 

      Pérez Antoñanzas, Román; Ginebra Molins, Maria Pau (2013-02)
      Article
      Restricted access - publisher's policy
      Covenantee:   Centro de Investigación Biomédica en Red. Bioingeniería, Biomateriales y Nanomedicina / Center for Research in NanoEngineering (CRNE)
      A bone inspired material was obtained by incorporating collagen in the liquid phase of an a -trical- cium phosphate cement, either in solubilized or in fibrilized form. This material was able to set in situ, giving ...
    • Mathematical modeling and simulation of active matter and biological materials 

      Blanco Dorca, Pau (Universitat Politècnica de Catalunya, 2021-07)
      Master thesis
      Open Access
      In this thesis, we will study the invasion of breast cancer into the tissue. This process involves many cellular and extracellular processes tightly coupled between them. In particular, in this work we focus on the mechanics ...
    • Mathematical modeling of collagen turnover in biological tissue 

      Sáez Viñas, Pablo; Peña, Estefania; Martínez, Miguel Àngel; Kuhl, Ellen (2012)
      Article
      Open Access
      We present a theoretical and computational model for collagen turnover in soft biological tissues. Driven by alterations in the mechanical environment, collagen fiber bundles may undergo important chronic changes, characterized ...
    • Microstructural analysis of endomyocardial biopsies 

      Buyse Sanchez, Xavier (Universitat Politècnica de Catalunya, 2018-01)
      Bachelor thesis
      Open Access
    • Preparación de soportes biomateriales de naturaleza proteica mediante electrohilatura 

      Erencia Millán, Marisa; Macanás de Benito, Jorge; Carrillo Navarrete, Fernando (2018-04-01)
      Article
      Open Access
      La electrohilatura se ha postulado como un método sencillo, versátil y escalable a nivel industrial que per-mite obtener nanofibras por aplicación de un campo eléctrico de alto voltaje entre la punta de una aguja, donde se ...
    • Preparación de soportes biomateriales de naturaleza proteica mediante electrohilatura 

      Erencia Millán, Marisa; Macanás de Benito, Jorge; Carrillo Navarrete, Fernando (2018-06-19)
      Article
      Open Access
      La electrohilatura se ha postulado como un método sencillo, versátil y escalable a nivel industrial que permite obtener nanofibras por aplicación de un campo eléctrico de alto voltaje entre la punta de una aguja, donde se ...
    • Self-assembly of collagen building blocks guided by electric fields 

      de la Rica, Roberto; Mendoza Gómez, Ernesto; Chow, Lesley W.; Cloyd, Kristy L.; Bertazzo, Sergio; Watkins, Hannah C.; Steele, Joseph A. M.; Stevens, Molly M. (2014-10-01)
      Article
      Restricted access - publisher's policy
      Show me the way: protein building blocks are programmed to assemble hierarchically and yield a defined fiber morphology of micrometric length and precise nanometric diameter. The key step of this method is to align the ...
    • Sex differences in the association between risk of anterior cruciate ligament rupture and COL5A1 polymorphisms in elite footballers 

      Rodas Font, Gil; Cáceres Domínguez, Alejandro; Ferrer Vidal-Barraquer, Eva; Balagué Dobón, Laura; Osaba, Lourdes; Lucía Mulas, Alejandro; González Ruiz, Juan Ramon (2022-12-22)
      Article
      Open Access
      Background: Single-nucleotide polymorphisms (SNPs) in collagen genes are predisposing factors for anterior cruciate ligament (ACL) rupture. Although these events are more frequent in females, the sex-specific risk of ...
    • Silk-reinforced collagen hydrogels with raised multiscale stiffness for mesenchymal cells 3D culture 

      Sanz Fraile, Héctor; Amorós García de Valdecasas, Susana; Mendizabal, Irene; Galvez Monton, Carolina; Prat Vidal, Cristina; Bayés Genis, Antoni; Navajas Navarro, Daniel; Farré Ventura, Ramon; Otero, Jordi (2020-03-01)
      Article
      Open Access
      Type I collagen hydrogels are of high interest in tissue engineering. With the evolution of 3D bioprinting technologies, a high number of collagen-based scaffolds have been reported for the development of 3D cell cultures. ...
    • Spatial orientation of collagen fibers in the abdominal aortic aneurysm's wall and its relation to wall mechanics 

      Gasser, Thomas Christian; Gallinetti, Sara; Xing, Xiao; Forsell, Carolina; Swedenborg, Jesper A.; Roy, Joy W. (2012-08)
      Article
      Restricted access - publisher's policy
      Collagen is the most abundant protein in mammals and provides the abdominal aortic aneurysm (AAA) wall with mechanical strength, stiffness and toughness. Specifically, the spatial orientation of collagen fibers in the wall ...