Browsing Journal Articles by Subject "Quitosana"
Now showing items 1-9 of 9
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Atividade antimicrobiana da quitosana associada a óleos essenciais na aplicação biomédica : uma revisão integrativa
(2022) [Journal article]Atualmente o uso de biomateriais voltados à área da saúde está em constante evolução. Sabe-se que o desenvolvimento de materiais utilizando a quitosana, um polímero biocompatível e com ação antimicrobiana, associados aos ... -
Chitosan and gum arabic nanoparticles for heavy metal adsorption
(2018) [Journal article]Chitosan (CT) is a polysaccharide with the ability to adsorb metals on its surface. In this work, CT-based nanoparticles (NPs) are produced by complex formation with gum arabic (GA) to increase their adsorbent potential ... -
Chitosan gel containing polymeric nanocapsules : a new formulation for vaginal drug delivery
(2014) [Journal article]The vaginal route of administration is an alternative for several treatments for either local or systemic pharmacological effects. However, the permanence of a drug in this route represents a challenge for formulation ... -
Chitosan nanocomposites with graphene-based filler
(2019) [Journal article]This study evaluates the properties of chitosan (CS) membranes modified with different percentages (0.5%, 3%, and 5% w/w) of a graphene-based material. Graphene oxide (GO) and reduced graphene oxide (RGO) were obtained by ... -
Distilled pyroligneous liquor obtained from Eucalyptus grandis and chitosan : physicochemical properties of the solution and films
(2019) [Journal article]The pyroligneous liquor is a product obtained during the production of charcoal, with well-known antimicrobial activity. In this work, we characterized the physical chemistry properties of a formulation composed of distilled ... -
Effect of chitosan coatings on the quality of persimmon under commercial storage conditions
(2017) [Journal article]The chitosan coating effectiveness for enhancing the shelf life and retaining the carotenoids content of persimmons under commercial storage was investigated. Persimmons (Diospyros kaki L.) var. “Kyoto” were disinfected, ... -
Effect of support matrix and crosslinking agents on nutritional properties of orange juice during enzyme clarification : a comparative study
(2023) [Journal article]This study investigated the impact of a support matrix and active group on the support to the nutritional properties of orange juice after juice clarification. Pectinase was immobilized on chitosan and aminated silica ... -
High performance biocatalyst based on β-D-galactosidase immobilized on mesoporous silica/titania/chitosan material
(2021) [Journal article]A new support for the immobilization of β-D-galactosidase from Kluyveromyces lactis was developed, consisting of mesoporous silica/titania with a chitosan coating. This support presents a high available surface area and ... -
The use of nanoencapsulation to decrease human skin irritation caused by capsaicinoids
(2014) [Journal article]Capsaicin, a topical analgesic used in the treatment of chronic pain, has irritant properties that frequently interrupt its use. In this work, the effect of nanoencapsulation of the main capsaicinoids (capsaicin and ...