Exploració per autor "Ivanova, Kristina Dimitrova"
Ara es mostren els items 21-37 de 37
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Multimodal silver-chitosan-acylase nanoparticles inhibit bacterial growth and biofilm formation by gram-negative pseudomonas aeruginosa bacterium
Ferreres Cabanes, Guillem; Ivanova, Kristina Dimitrova; Torrent Burgués, Juan; Tzanov, Tzanko (2023-05)
Article
Accés obertPseudomonas aeruginosa bacteria originate severe infections in hospitalized patients and those with chronic debilitating diseases leading to increased morbidity and mortality, longer hospitalization and huge financial ... -
Nano-formulation endows quorum quenching enzyme-antibiotic hybrids with improved antibacterial and antibiofilm activities against pseudomonas aeruginosa
Ivanova, Kristina Dimitrova; Ivanova, Aleksandra Asenova; Hoyo, Javier; Pérez Rafael, Silvia; Tzanov, Tzanko (2022-07-11)
Article
Accés obertThe emergence of antibiotic resistant bacteria coupled with the shortage of efficient antibacterials is one of the most serious unresolved problems for modern medicine. In this study, the nano-hybridization of the clinically ... -
Nanomaterials and coatings for managing antibiotic-resistant biofilms
Ferreres Cabanes, Guillem; Ivanova, Kristina Dimitrova; Ivanov, Ivan; Tzanov, Tzanko (2023-02-02)
Article
Accés obertBiofilms are a global health concern responsible for 65 to 80% of the total number of acute and persistent nosocomial infections, which lead to prolonged hospitalization and a huge economic burden to the healthcare systems. ... -
Nanoparticle-driven self-assembling injectable hydrogels provide a multi-factorial approach for chronic wound treatment
Pérez Rafael, Silvia; Ivanova, Kristina Dimitrova; Stefanov, Ivaylo; Puiggalí Bellalta, Jordi; Valle Mendoza, Luis Javier del; Todorova, Katerina; Dimitrov, Petar; Hinojosa Caballero, Dolores; Tzanov, Tzanko (Elsevier, 2021-07-14)
Article
Accés obertChronic wounds represent a major health burden and drain on medical system. Efficient wound repair is only possible if the dressing materials target simultaneously multiple factors involved in wound chronicity, such as ... -
Nanostructured coatings for controlling bacterial biofilms and antibiotic resistance
Ivanova, Kristina Dimitrova (Universitat Politècnica de Catalunya, 2017-01-27)
Tesi
Accés obertThe accelerated emergence of drug resistant bacteria is one of the most serious problems in healthcare and the difficulties in finding new antibiotics make it even more challenging. To overcome the action of antibiotics ... -
Nanotransformation of vancomycin overcomes the intrinsic resistance of Gram-negative bacteria
Ivanova, Kristina Dimitrova; Hoyo Pérez, Javier; Francesko, Antonio; Tzanov, Tzanko; Fernandes, Margarida M.; Pérez Rafael, Silvia (2017-04-10)
Article
Accés obertThe increased emergence of antibiotic-resistant bacteria is a growing public health concern, and although new drugs are constantly being sought, the pace of development is slow compared with the evolution and spread of ... -
Novel lignin-capped silver nanoparticles against multidrug resistant bacteria
Slavin, Yael N.; Ivanova, Kristina Dimitrova; Hoyo Pérez, Javier; Perelshtein, Ilana; Owen, Gethin; Haegert, Anne; Lin, Yen-Yi; LeBihan, Stephane; Gedanken, Aharon; Häfeli, Urs O.; Tzanov, Tzanko; Bach, Horacio (2021-05-04)
Article
Accés obertThe emergence of bacteria resistant to antibiotics and the resulting infections are increasingly becoming a public health issue. Multidrug-resistant (MDR) bacteria are responsible for infections leading to increased morbidity ... -
Poly(sulfobetaine methacrylate)/poly(ethylene glycole) hydrogels for chronic wounds management
Ruseva, Konstans; Ivanova, Kristina Dimitrova; Todorova, Katerina; Gabrashanska, Margarita; Hinojosa-Caballero, Dolores; Tzanov, Tzanko; Vassileva, Elena (Elsevier, 2019-05-14)
Article
Accés obertPolyzwitterions (PZI) recently emerged as biomaterials with excellent bio- and haemo-compatibility, demonstrating lower protein adsorption on their surfaces even compared to the golden standard in the field – poly(ethylene ... -
Quorum-quenching and matrix-degrading enzymes in multilayer coatings synergistically prevent bacterial biofilm formation on urinary catheters
Ivanova, Kristina Dimitrova; Macedo Fernandes, Margarida Maria; Francesko, Antonio; Mendoza Gómez, Ernesto; Tzanov, Tzanko (2015-12-02)
Article
Accés obertBacteria often colonize in-dwelling medical devices and grow as complex biofilm communities of cells embedded in a self-produced extracellular polymeric matrix, which increases their resistance to antibiotics and the host ... -
Simultaneous ultrasound-assisted hybrid polyzwitterion/antimicrobial peptide nanoparticles synthesis and deposition on silicone urinary catheters for prevention of biofilm-associated infections
Ivanova, Aleksandra Asenova; Ivanova, Kristina Dimitrova; Tzanov, Tzanko (2021-11-21)
Article
Accés obertNosocomial infections caused by antibiotic-resistant bacteria are constantly growing healthcare threats, as they are the reason for the increased mortality, morbidity, and considerable financial burden due to the poor ... -
Smart sensing fabrics for live bacteria detection
Ferrer-Vilanova, Amparo; Ivanova, Kristina Dimitrova; Diaz-Gonzalez, Maria; Alonso, Yasmine; Guirado, Gonzalo; Tzanov, Tzanko; Muños-Berbel, Xavier (Multidisciplinary Digital Publishing Institute (MDPI), 2018-11-27)
Article
Accés obertA smart textile for live bacteria detection of antimicrobial hospital tissues is here proposed. The capacity to detect viable bacteria is based on the use of Prussian Blue (PB) as electrochromic compound, with a clear ... -
Sono-enzymatically embedded antibacterial silver-lignin nanoparticles on cork filter material for water disinfection
Bermeo, Lizeth; Ivanova, Kristina Dimitrova; Pérez, Leonardo Martín; Forés, Eva; Pérez Rafael, Silvia; Casas-Zapata, Juan C. C.; Morató Farreras, Jordi; Tzanov, Tzanko (Multidisciplinary Digital Publishing Institute (MDPI), 2022-10-02)
Article
Accés obertProviding clean drinking water is a great challenge worldwide, especially for low-income countries where the access to safe water is limited. During the last decade, new biotechnological approaches have been explored to ... -
Sonochemical coating of Prussian Blue for the production of smart bacterial-sensing hospital textiles
Ferrer Vilanova, Amparo; Alonso, Yasmine; Dietvorst, Jiri; Pérez-Montero, Marta; Rodríguez-Rodríguez, Rosalía; Ivanova, Kristina Dimitrova; Tzanov, Tzanko; Vigués, Núria; Mas, Jordi; Guirado, Gonzalo; Muñoz-Berbel, Xavier (2020-08-27)
Article
Accés obertIn healthcare facilities, environmental microbes are responsible for numerous infections leading to patient’s health complications and even death. The detection of the pathogens present on contaminated surfaces is crucial, ... -
Sonochemically engineered nano-enabled zinc oxide/amylase coatings prevent the occurrence of catheter-associated urinary tract infections
Ivanova, Aleksandra Asenova; Ivanova, Kristina Dimitrova; Perelshtein, Ilana; Gedanken, Aharon; Todorova, Katerina; Milcheva, Rositsa; Dimitrov, Petar; Popova, Teodora; Tzanov, Tzanko (Elsevier, 2021-10-26)
Article
Accés obertCatheter-associated urinary tract infections (CAUTIs), caused by biofilms, are the most frequent health-care associated infections. Novel antibiofilm coatings are needed to increase the urinary catheters' life-span, decrease ... -
Strategies for silencing bacterial
Ivanova, Kristina Dimitrova; Tzanov, Tzanko; Fernandes Macedo, Margarida Maria (Springer India, 2015-10-03)
Capítol de llibre
Accés restringit per política de l'editorialRecent advances in microbiology have revealed that bacteria are able to communicate and cooperate in a wide range of multicellular behaviors such as dispersal, foraging and biofilm formation, in a process called quorum ... -
Strategies to prevent the occurrence of resistance against antibiotics by using advanced materials
Bassegoda Puigdomenech, Arnau; Ivanova, Kristina Dimitrova; Ramon Portés, Eva; Tzanov, Tzanko (2018-02-01)
Article
Accés obertDrug resistance occurrence is a global healthcare concern responsible for the increased morbidity and mortality in hospitals, time of hospitalisation and huge financial loss. The failure of the most antibiotics to kill ... -
Targeting intracellular mycobacteria using nanosized niosomes loaded with antibacterial agents
Slavin, Yael N.; Ivanova, Kristina Dimitrova; Tang, Wei-lun; Tzanov, Tzanko; Li, Shyh-dar; Bach, Horacio (2021-08-01)
Article
Accés obertBackground: Pathogenic intracellular mycobacteria are challenging to treat because of the waxy and complex cell wall characterizing the genus. Niosomes are vesicles with biomimetic cell membrane composition, which allow ...