Now showing items 1-20 of 29

    • An experimental-computer modeling study of inorganic phosphates surface adsorption on hydroxyapatite particles 

      Rivas Cañas, Manuel; Casanovas Salas, Jordi; Valle Mendoza, Luis Javier del; Bertran Cànovas, Òscar; Revilla López, Guillermo; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (Royal Society of Chemistry, 2015-01-01)
      Article
      Open Access
      The adsorption of orthophosphate, pyrophosphate, triphosphate and a trisphosphonate onto hydroxyapatite has been examined using experiments and quantum mechanical calculations. Adsorption studies with FTIR and X-ray ...
    • Dissolving hydroxyolite: a DNA molecule into its hydroxyapatite mold 

      Bertran Cànovas, Òscar; Revilla López, Guillermo; Casanovas Salas, Jordi; Valle Mendoza, Luis Javier del; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2016-04-01)
      Article
      Open Access
      In spite of the clinical importance of hydroxyapatite (HAp), the mechanism that controls its dissolution in acidic environments remains unclear. Knowledge of such a process is highly desirable to provide better understanding ...
    • DNA adsorbed on hydroxyapatite surfaces 

      Valle Mendoza, Luis Javier del; Bertran Cànovas, Òscar; Chaves Barboza, Gustavo Adolfo; Revilla López, Guillermo; Rivas Cañas, Manuel; Casanovas Muñoz, Jordi; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos; Casas, Maria Teresa (Royal Society of Chemistry, 2014-01-01)
      Article
      Open Access
      Hydroxyapatite (HAp) particles with very different surface charges and compositions (i.e. different Ca/P and CO32-/PO43- ratios) have been obtained by varying the experimental conditions used during the chemical precipitation ...
    • Effects of hydroxyapatite (0001) Ca2+/Mg2+ substitution on adsorbed D-ribose ring puckering 

      Revilla López, Guillermo; Bertran Cànovas, Òscar; Casanovas Salas, Jordi; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2016-07-13)
      Article
      Open Access
      Advanced Molecular Dynamics (MD) simulation protocols have been used to assess the ring puckering of cyclic D-ribose when the sugar is adsorbed on the most stable (0001) facet of calcium hydroxyapatite (HAp). In addition, ...
    • Electrically polarized hydroxyapatite: influence of the polarization process on the microstructure and properties 

      Sans Milà, Jordi; Llorca Piqué, Jordi; Sanz, Vanesa; Puiggalí Bellalta, Jordi; Turón Dols, Pau; Alemán Llansó, Carlos (2019-11-19)
      Article
      Open Access
      Semipermanently polarized hydroxyapatite, named SP/HAp(w), is obtained by applying a constant dc electric field of 1–10 kV/cm at 300–850 °C to the samples previously sintered in water vapor, while permanently polarized ...
    • Hydroxyapatite with permanent electrical polarization: preparation, characterization, and response against inorganic adsorbates 

      Rivas Moreno, Manuel; Valle Mendoza, Luis Javier del; Armelín Diggroc, Elaine Aparecida; Bertran Cànovas, Òscar; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2018-04-16)
      Article
      Open Access
      Permanently polarized hydroxyapatite (HAp) particles have been prepared by applying a constant DC of 500 V at 1000¿°C for 1 h to the sintered mineral. This process causes important chemical changes, as the formation of OH- ...
    • Incorporation of biguanide compounds into poly(GL)-b-poly(GL-co-TMC-co-CL)-b-poly(GL) monofilament surgical sutures 

      Marquez, Yolanda; Cabral, Tània; Lorenzetti, Alice; Franco García, María Lourdes; Turón Dols, Pau; Valle Mendoza, Luis Javier del; Puiggalí Bellalta, Jordi (Elsevier, 2017-02-01)
      Article
      Open Access
      A new biodegradable coating was developed for bioabsorbable monofilament sutures. Specifically, a random copolymer having 35 wt-% and 65 wt-% of lactide and trimethylene carbonate units showed appropriate flexibility, ...
    • Incorporation of chloramphenicol and captopril into poly(GL)-b-poly(GL-co-TMC-co-CL)-b-poly(GL) monofilar surgical sutures 

      Márquez Lobato, Yolanda; Cabral, Tania; Lorenzetti, Aliche; Franco García, María Lourdes; Turón Dols, Pau; Valle Mendoza, Luis Javier del; Puiggalí Bellalta, Jordi (2017-05-05)
      Article
      Open Access
      Incorporation of chloramphenicol and captopril into coated and uncoated monofilament sutures was evaluated, as well as the derived bactericide and wound healing effects. To this end, a commercially available suture and an ...
    • Influence of pH on morphology and structure during hydrolytic degradation of the segmented GL-b-[GL-co-TMC-co-CL]-b-GL copolymer 

      Márquez Lobato, Yolanda; Martinez, Juan Carlos; Turón Dols, Pau; Franco García, María Lourdes; Puiggalí Bellalta, Jordi (2015-09-15)
      Article
      Open Access
      Hydrolytic degradation in media having a continuous variation of pH from 2 to 12 was studied for a copolymer having two polyglycolide hard blocks and a middle soft segment constituted by glycolide, trimethylene carbonate, ...
    • Influence of the atmosphere conditions in the structure, properties and solubility of fluorine-substituted hydroxyapatites 

      Rivas Cañas, Manuel; Valle Mendoza, Luis Javier del; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2019-03-15)
      Article
      Restricted access - publisher's policy
      The influence of synthetic conditions in the composition and properties of chemically precipitated hydroxyapatite (HAp), fluorine-substituted HAp (xF-HAp) and fluorapatite (FAp) havebeen examined consideringdifferent ...
    • Isothermal and non-isothermal crystallization kinetics of a polyglycolide copolymer having a tricomponent middle soft segment 

      Márquez Lobato, Yolanda; Franco García, María Lourdes; Turón Dols, Pau; Puiggalí Bellalta, Jordi (2014-06-10)
      Article
      Restricted access - publisher's policy
      Kinetics of isothermal and non-isothermal crystallization studies of a biodegradable monofilament suture constituted by polyglycolide hard blocks and soft segments derived from glycolide, epsilon-caprolactone and trimethylene ...
    • Mineralization of DNA into nanoparticles of hydroxyapatite 

      Bertran Cànovas, Òscar; Valle Mendoza, Luis Javier del; Revilla López, Guillermo; Chaves Barboza, Gustavo Adolfo; Cardús Andreu, Lluís; Casas Becerra, María Teresa; Casanovas Salas, Jordi; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2014-01-07)
      Article
      Open Access
      Encapsulation of DNA into hydroxyapatite (HAp) has been investigated using a rational approach that involves computer simulation and experimental techniques. The temporal evolution of the radial distribution functions ...
    • Modeling biominerals formed by apatites and DNA 

      Revilla López, Guillermo; Casanovas, Jordi; Bertran Cànovas, Òscar; Turón Dols, Pau; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2013-04-08)
      Article
      Open Access
      Different aspects of biominerals formed by apatite and DNA have been investigated using computer modeling tools. Firstly, the structure and stability of biominerals in which DNA molecules are embedded into hydroxyapatite ...
    • Poly(e-caprolactone) films reinforced with chlorhexidine loaded electrospun polylactide microfibers 

      Márquez Lobato, Yolanda; Graupera, J.; Valle Mendoza, Luis Javier del; Turón Dols, Pau; Franco, L.; Puiggalí Bellalta, Jordi (2017)
      Article
      Open Access
      Poly(e-caprolactone) (PCL) films reinforced with polylactide (PLA) microfibers were prepared by two methodologies: a) melt pressing of an electrospun PLA mat between two PCL films, and b) melt pressing of a co-electrospun ...
    • Poly(epsilon-caprolactone) films reinforced with chlorhexidine loaded electrospun polylactide microfibers 

      Márquez Lobato, Yolanda; Graupera, J.; Valle Mendoza, Luis Javier del; Turón Dols, Pau; Franco, L.; Puiggalí Bellalta, Jordi (2017-09-01)
      Article
      Open Access
      Poly(e-caprolactone) (PCL) films reinforced with polylactide (PLA) microfibers were prepared by two methodologies: a) melt pressing of an electrospun PLA mat between two PCL films, and b) melt pressing of a co-electrospun ...
    • Polypropylene mesh for hernia repair with controllable cell adhesion/de-adhesion properties 

      Lanzalaco, Sonia; Valle Mendoza, Luis Javier del; Turón Dols, Pau; Weis, Christine; Estrany Coda, Francesc; Alemán Llansó, Carlos; Armelín Diggroc, Elaine Aparecida (Royal Society of Chemistry (RSC), 2020-02-07)
      Article
      Open Access
      Herein, a versatile bilayersystem, composed by a polypropylene(PP)mesh and a covalently bonded poly(N-isopropylacrylamide) (PNIPAAm) hydrogel, is reported. The cell adhesion mechanism was successfully modulated ...
    • Polypropylene mesh for hernia repair with controllable cell adhesion/de-adhesion properties [Dataset] 

      Lanzalaco, Sonia; Valle Mendoza, Luis Javier del; Turón Dols, Pau; Weis, Christine; Estrany Coda, Francesc; Alemán Llansó, Carlos; Armelín Diggroc, Elaine Aparecida (Universitat Politècnica de Catalunya, 2020)
      Dataset
      Open Access
      The present dataset collects and reports the scientific results corresponding to a scientific study of a commercial and fully flexible versatile bilayer system, composed by a polypropylene (PP) mesh and a covalently bonded ...
    • Scaffolds with tunable properties constituted by electrospun nanofibers of polyglycolide and poly(e-caprolactone) 

      Keridou, Ina; Franco García, María Lourdes; Turón Dols, Pau; Valle Mendoza, Luis Javier del; Puiggalí Bellalta, Jordi (2018-01-01)
      Article
      Open Access
      Electrospun scaffolds constituted by different mixtures of two biodegradable polyesters are prepared. Specifically, materials with well differentiated properties can be derived from the blending of hydrophilic polyglycolide ...
    • Spherulitic morphologies of the triblock Poly(GL)-b-poly (GL-co-TMC-co-CL)-b-poly(GL) copolymer: Isothermal and non-isothermal crystallization studies 

      Marquez, Yolanda; Franco García, María Lourdes; Martinez, Juan Carlos; Estrany Coda, Francesc; Turón Dols, Pau; Puiggalí Bellalta, Jordi (2015)
      Article
      Open Access
      Crystallization of a biodegradable segmented copolymer constituted by polyglycolide hard segments and a middle soft segment constituted by a random disposition of glycolyl, e-caproyl and trimethylene carbonyl units has ...
    • Spherulitic morphologies of the triblock Poly(GL)-b-poly(GL-co-TMC-co-CL)-b-poly(GL) copolymer: Isothermal and non-isothermal crystallization studies 

      Márquez Lobato, Yolanda; Franco García, María Lourdes; Martínez, Juan Carlos; Estrany, Francesc; Turón Dols, Pau; Puiggalí Bellalta, Jordi (2015-12)
      Article
      Open Access
      Crystallization of a biodegradable segmented copolymer constituted by polyglycolide hard segments and a middle soft segment constituted by a random disposition of glycolyl, e-caproyl and trimethylene carbonyl units has ...