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2D printing of functional wrinkled films by DOD technology: Evaluation of cytocompatibility, antibacterial and virucidal properties against corona virus model
Indexado
WoS WOS:001492731400001
Scopus SCOPUS_ID:105004872248
DOI 10.1016/J.APMT.2025.102777
Año 2025
Tipo artículo de investigación

Citas Totales

Autores Afiliación Chile

Instituciones Chile

% Participación
Internacional

Autores
Afiliación Extranjera

Instituciones
Extranjeras


Abstract



Wrinkled polymeric films fabricated via Drop-on-Demand (DOD) inkjet printing offer a significant advancement in biomedical applications, combining antibacterial, virucidal, and cytocompatible properties (multifunctional biomaterials). This scalable and cost-effective method enables precise deposition of polymeric materials, creating customizable micro-wrinkled surfaces with high spatial resolution. The ability to deposit multiple materials simultaneously supports the development of gradient or multifunctional coatings tailored for biomedical needs. Functional monomer-based inks with a crosslinking agent were applied onto UV-ozonized polycarbonate substrates, enhancing hydrophilicity for uniform material deposition. Controlled UV exposure, vacuum drying, and plasma treatments produced homogeneous wrinkled patterns, which can be adapted for infection control and tissue engineering. Chemical analyses confirmed the polymerization and structural integrity of the films, while rheological studies validated the inks' printability without satellite droplet formation. Biological evaluations revealed strong antibacterial effects against Staphylococcus aureus and Escherichia coli and complete inactivation of HCoV-229E, a human coronavirus model, in DMAEMA-based samples. Samples containing AAc and HEMA reduced infected cells by similar to 80 %; however, no significant differences were identified between smooth and wrinkled samples regarding virucidal capacity. These films also demonstrated robust cytocompatibility, making them a cost-effective, multifunctional solution for critical healthcare challenges. This represents one of the few materials that selectively combine antibacterial and virucidal properties while supporting cell proliferation, offering immense potential for advanced biomedical devices.

Revista



Revista ISSN
Applied Materials Today 2352-9407

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Disciplinas de Investigación



WOS
Materials Science, Multidisciplinary
Scopus
Sin Disciplinas
SciELO
Sin Disciplinas

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Publicaciones WoS (Ediciones: ISSHP, ISTP, AHCI, SSCI, SCI), Scopus, SciELO Chile.

Colaboración Institucional



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Autores - Afiliación



Ord. Autor Género Institución - País
1 Rodriguez-Umanzor, Fernando E. Hombre Universidad Tecnológica Metropolitana - Chile
2 Alarcon-Nunez, Matias N. - Universidad Tecnológica Metropolitana - Chile
3 Sarabia-Vallejos, Mauricio A. - Universidad San Sebastián - Chile
4 Cohn-Inostroza, Nicolas A. - Inst Univ Invest & Desarrollo Tecnol IDT - Chile
Instituto Universitario de Investigación y Desarrollo Tecnológico (IDT) - Chile
5 Martinez-Campos, Enrique - UNIV COMPLUTENSE MADRID - España
Universidad Complutense de Madrid Instituto Pluridisciplinar - España
6 Cue-Lopez, Raquel - UNIV COMPLUTENSE MADRID - España
Universidad Complutense de Madrid Instituto Pluridisciplinar - España
7 Rodriguez-Hernandez, Juan Hombre Consejo Super Invest Cient ICTP CSIC - España
CSIC - Instituto de Ciencia y Tecnologia de Polimeros (ICTP) - España
8 TERRAZA-INOSTROZA, CLAUDIO ALBERTO Hombre Pontificia Universidad Católica de Chile - Chile
9 GONZALEZ-HENRIQUEZ, CARMEN MABEL Mujer Universidad Tecnológica Metropolitana - Chile
Inst Univ Invest & Desarrollo Tecnol IDT - Chile
Instituto Universitario de Investigación y Desarrollo Tecnológico (IDT) - Chile

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Financiamiento



Fuente
Comisión Sectorial de Investigación Científica
Fondo Nacional de Desarrollo Científico y Tecnológico
Fondo de Fomento al Desarrollo Científico y Tecnológico
CSIC
Ministerio de Ciencia, Innovacion y Universidades
National Doctoral Scholarship
FON-DECYT
Universiti Teknikal Malaysia Melaka
Agencia Nacional de Investigación y Desarrollo
PIT FAB3D
PTI + Salud Global
FONDEF IDeA I + D

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Agradecimientos



Agradecimiento
The authors acknowledge the financial support provided by FON-DECYT (grant numbers: 1220251 and 11230427) and FONDEF IDeA I + D (ID23I10110) . F. Rodriguez-Umanzor acknowledges the financial support from the National Doctoral Scholarship (N degrees 21230964) from ANID. J. Rodriguez-Hernandez acknowledges financial support from Ministerio de Ciencia, Innovacion y Universidades (Project: RTI2018-096328-B-I00) and PIT FAB3D, PTI + Salud Global, and the PTI + SUSPLAST from CSIC for their support. We thank the MINEDUC-UTM 1999 project that helped to acquire the FE-SEM for the UTEM.
The authors acknowledge the financial support provided by FONDECYT (grant numbers: 1220251 and 11230427) and FONDEF IDeA I + D (ID23I10110). F. Rodr\u00EDguez-Umanzor acknowledges the financial support from the National Doctoral Scholarship (N\u00B0 21230964) from ANID. J. Rodriguez-Hernandez acknowledges financial support from Ministerio de Ciencia, Innovaci\u00F3n y Universidades (Project: RTI2018\u2013096328-B-I00) and PIT FAB3D, PTI + Salud Global, and the PTI + SUSPLAST from CSIC for their support. We thank the MINEDUC-UTM 1999 project that helped to acquire the FE-SEM for the UTEM.

Muestra la fuente de financiamiento declarada en la publicación.