Buscar
Mostrando ítems 1-10 de 286
Antimicrobial polymers: Antibacterial efficacy of silicone rubber–titanium dioxide composites
(Sage Publications Ltd, 2017-07)
Control and reduction of microorganism infections in high-risk environments is up to date a challenge. Traditional techniques imply several limitations including development of antibiotics resistance and ecotoxicity. Then, ...
Antibacterial and cytotoxic activities of the sesquiterpene lactones cnicin and onopordopicrin
(Natural Products, 2011-01)
The antimicrobial and cytotoxic activities of chloroform extracts from the weeds Centaurea tweediei and C. diffusa, and the main sesquiterpene lactones isolated from these species, onopordopicrin and cnicin, respectively, ...
Antibacterial activity of plant extracts from northwestern Argentina
(Wiley Blackwell Publishing, Inc, 2007-06)
To determine the antibacterial and cytotoxic activities of aqueous and ethanolic extracts of northwestern Argentinian plants used in folk medicine. To compare the mentioned activities with those of five commercial antibiotics. ...
Silver deposition on polypyrrole films electrosynthesised onto Nitinol alloy. Corrosion protection and antibacterial activity
(Elsevier Science, 2015-06)
The electrosynthesis of polypyrrole films onto Nitinol from sodium salicylate solutions of different concentrationsis reported. The morphology and corrosion protection properties of the resulting coatings were examined and ...
Antibacterial alginate/nano-hydroxyapatite composites for bone tissue engineering: Assessment of their bioactivity, biocompatibility, and antibacterial activity
(Elsevier Science, 2020-10)
Bone substitute materials based on bioceramics and polymers have evolved shifting from a passive role where they are merely accepted by the body; to an active role, where they respond to particular environmental conditionsor ...
Effect of seasonality on chemical composition and antibacterial and anticandida activities of Argentine propolis: Design of a topical formulation
(Natural Products, 2012-05)
The effect of seasonality on Argentine propolis collected during one year on its phenolic and flavonoid content and on the growth of Gram-positive and Gram negative antibiotic resistant bacteria and Candida species was ...
Africane-type sesquiterpenoids from the Argentine liverwort porella swartziana and their antibacterial activity
(American Chemical Society, 2004-02)
Seven africanes (1, 2a, b, 3-6), two of them new (1, 2a) three secoafricanes (7, 9), one of them new (7), and two norsecoafricanes (10, 11a), one of them new (10), all of them swartzianin-type, have been isolated from an ...
Antioxidant and antibacterial activities of hydroalcoholic extracts from aloysia polystachya griseb moldenke and lippia turbinata griseb (Verbenaceae)
(Innovare Academic Sciences, 2016-03)
Objective: The aims of this study were to determine polyphenols and flavonoids composition, to evaluate the antioxidant and antibacterialactivities and possible antibacterial synergistic effects of hydroalcoholic extracts ...
Antioxidant characteristics and antibacterial activity of native woody species from Catamarca, Argentina
(Taylor & Francis Ltd, 2020-11)
Numerous reports describe the antioxidant and antimicrobial activity of polyphenols-rich plant extracts. The aim of this study was to determine the total polyphenols content (TPC), and the in vitro (DPPH, FRAP and TEAC) ...
Antibacterial Activity of grape (Vitis vinífera) pomace against Xanthomonas citri sub citri in lemons
(Taylor & Francis, 2020-01)
The objective of this investigation was the identification of compounds present in grape pomace, seed and skin extracts and the evaluation of their antibacterial activity against Xanthomonas citri in vitro and in vivo using ...