Enviaments recents

  • Perforated polyester nanomebranes as templates of electroactive and robust free-standing films 

    Molina García, Brenda Guadalupe; Cuesta, Sergi; Puiggalí Jou, Anna; Valle Mendoza, Luis Javier del; Armelín Diggroc, Elaine Aparecida; Alemán Llansó, Carlos (Elsevier, 2019-05-01)
    Article
    Accés restringit per política de l'editorial
    Robust and flexible free-standing films made of spin-coated poly(lactic acid) (PLA) and poly(3,4-ethylenedioxythiophene) (PEDOT) nanolayers have been prepared. A steel sheet coated with a sacrificial layer of PEDOT:poly( ...
  • Tunable drug loading and reinforcement of polycaprolactone films by means of electrospun nanofibers of glycolide segmented copolymers 

    Márquez Lobato, Yolanda; Franco García, María Lourdes; Turón Dols, Pau; Valle Mendoza, Luis Javier del; Puiggalí Bellalta, Jordi (2018-02-01)
    Article
    Accés obert
    Electrospinning of a segmented copolymer having polyglycolide hard segments is successfully performed from 1,1,1,3,3,3-hexafluoroisopropanol solutions. During the process, a bactericidal agent, i.e., chlorhexidine (CHX), ...
  • 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
    Accés restringit per política de l'editorial
    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 ...
  • Thermomechanical response of a representative porin for biomimetics 

    Lopes Rodrigues, Maximilien; Puiggalí Jou, Anna; Martí Ballesté, Dídac; Valle Mendoza, Luis Javier del; Michaux, Catherine Anne Gisèle; Perpète, Eric A.; Alemán Llansó, Carlos (American Chemical Society (ACS), 2018-07-31)
    Article
    Accés obert
    The thermomechanical response of Omp2a, a representative porin used for the fabrication of smart biomimetic nanomembranes, has been characterized using microcantilever technology and compared with standard proteins. For ...
  • Amyloid-like fibrils from a diphenylalanine capped with an aromatic fluorenyl 

    Martí Ballesté, Dídac; Mayans Tayadella, Enric; Gil, Ana M.; Díaz Andrade, Angélica María; Jimenez Sanz, Ana Isabel; Yousef, Ibraheem; Keridou, Ina; Cativiela, Carlos; Puiggalí Bellalta, Jordi; Alemán Llansó, Carlos (2018-11-19)
    Article
    Accés restringit per política de l'editorial
    The self-assembly behavior of a diphenylalanine amphiphile blocked at the C-terminus with a 9-fluorenylmethyl ester and stabilized at the N-terminus with a trifluoroacetate (TFA) anion, TFA·FF-OFm, has been examined. At ...
  • Molecular detection and clinical characteristics of Bartonella bacilliformis, Leptospira spp., and Rickettsia spp. in the Southeastern Peruvian Amazon basin 

    Ricapa Antay, Fiorella; Díaz Melón, Katia; Silva Caso, Wilmer; Valle Mendoza, Luis Javier del; Aguilar Luis, Miguel Angel; Vásquez Achaya, Fernando (2018-12-04)
    Article
    Accés obert
    Background Acute febrile illness (AFI) represent a significant health challenge in the Peruvian Amazon basin population due to their diverse etiologies and the unavailability of specific on-site diagnostic methods, ...
  • Isomeric cationic ionenes as n-dopant agents of poly(3,4-ethylenedioxythiophene) for in situ gelation 

    Saborío González, Maricruz; Bertran Cànovas, Òscar; Lanzalaco, Sonia; Häring, Marleen; Franco García, María Lourdes; Puiggalí Bellalta, Jordi; Díaz Díaz, David; Estrany Coda, Francesc; Alemán Llansó, Carlos (2018-01-01)
    Article
    Accés obert
    Three isomeric ionene polymers containing 1,4-diazabicyclo[2.2.2]octane (DABCO) and N,N’-(x-phenylene)dibenzamide (x= ortho- / meta- / para-) linkages have been used as dopant agents to produce n-doped poly(3,4-ethylened ...
  • Antimicrobial activity of poly(ester urea) electrospun fibers loaded with bacteriophages 

    Díaz Andrade, Angélica María; Valle Mendoza, Luis Javier del; Rodrigo Arcay, Noel; Casas Becerra, María Teresa; Chumburizge, G; Katsarava, Ramaz; Puiggalí Allepuz, Jordi (2018-06-01)
    Article
    Accés obert
    The capacity to load bacteriophages into electrospun nanofibers of two representative biocompatible polymers has been evaluated, paying special attention to the possibility of preserving their antibacterial activity. ...
  • Segmental relaxation and partial crystallization of chain-extended Poly(l-lactic acid) reinforced with carboxylated carbon nanotube 

    Yousefzade, Omid; Valenti, Sofia; Puiggalí Bellalta, Jordi; Garmabi, Hamid; Macovez, Roberto (2019-02-15)
    Article
    Accés restringit per política de l'editorial
    Temperature-modulated differential scanning calorimetry (TMDSC) and broadband dielectric spectroscopy (BDS) were employed to study the glass transition, size of the cooperative rearranging regions (CRRs), crystallization ...
  • Properties of Omp2a-based supported lipid bilayers: comparison with polymeric bioinspired membranes 

    Puiggalí Jou, Anna; Pawlowski, Jan; Valle Mendoza, Luis Javier del; Michaux, Catherine Anne Gisèle; Perpète, Eric A.; Sek, Slawomir; Alemán Llansó, Carlos (American Chemical Society (ACS), 2018-08-01)
    Article
    Accés obert
    Omp2a ß-barrel outer membrane protein has been reconstituted into supported lipid bilayers (SLBs) to compare the nanomechanical properties (elastic modulus, adhesion forces, and deformation) and functionality of the resulting ...
  • 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
    Accés restringit per política de l'editorial
    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- ...
  • Tuning the Kinetic Stability of the Amorphous Phase of the Chloramphenicol Antibiotic 

    Valenti, Sofia; Romanini, Michela; Franco García, María Lourdes; Puiggalí Bellalta, Jordi; Tamarit Mur, José Luis; Macovez, Roberto (2018-10-23)
    Article
    Accés restringit per política de l'editorial
    We employ broadband dielectric spectroscopy to study the relaxation dynamics and crystallization kinetics of a broad-spectrum antibiotic, chloramphenicol, in its supercooled liquid form. Two dynamic processes are observed: ...

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