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Development and Characterization of Thermal Water Gel Comprising Helichrysum italicum Essential Oil-Loaded Chitosan Nanoparticles for Skin Care

open access: yesCosmetics, 2023
Helichrysum italicum essential oil (H. italicum EO) is recognized for its anti-inflammatory, antimicrobial and wound-healing properties. The main goal of the present work was the development and characterization of a gel formulation comprising H ...
Sofia M. Saraiva   +10 more
doaj   +1 more source

Preventive therapy compliance in pediatric tuberculosis – A single center experience

open access: yesPulmonology, 2020
Introduction Despite its importance, there are some barriers to patient compliance in preventive therapy (PT) of tuberculosis (TB). The purpose of this study was to evaluate the compliance to appointments, PT and follow-up in a pediatric population after
J.C. Santos   +4 more
doaj   +1 more source

Chemical Composition of Macroalgae Polysaccharides from Galician and Portugal Coasts: Seasonal Variations and Biological Properties

open access: yesMarine Drugs, 2023
Crude polysaccharides extracted from the Codium sp. and Osmundea sp. macroalgae collected in different seasons (winter, spring and summer) from the Galician and North Portugal coasts were characterised, aiming to support their biomedical application to ...
Sónia P. Miguel   +4 more
doaj   +1 more source

Single-Step Self-Assembly of Zein–Honey–Chitosan Nanoparticles for Hydrophilic Drug Incorporation by Flash Nanoprecipitation

open access: yesPharmaceutics, 2022
Zein- and chitosan-based nanoparticles have been described as promising carrier systems for food, biomedical and pharmaceutical applications. However, the manufacture of size-controlled zein and chitosan particles is challenging.
Jorge Loureiro   +4 more
doaj   +1 more source

Oromucosal Alginate Films with Zein Nanoparticles as a Novel Delivery System for Digoxin

open access: yesPharmaceutics, 2021
Digoxin is a hydrophobic drug used for the treatment of heart failure that possesses a narrow therapeutic index, which raises safety concerns for toxicity. This is of utmost relevance in specific populations, such as the elderly.
Daniela A. Rodrigues   +5 more
doaj   +1 more source

Thermal Spring Waters as an Active Ingredient in Cosmetic Formulations

open access: yesCosmetics, 2023
Background: Thermal waters have been showing different beneficial effects on the skin due to their physicochemical composition. The beneficial effect of thermal water in the treatment of some skin diseases may thus justify its use as an active ingredient
Ana Carolina Figueiredo   +3 more
doaj   +1 more source

Contribution to Trees Health Assessment Using Infrared Thermography

open access: yesAgriculture, 2019
Trees are essential natural resources for ecosystem balance, regional development, and urban greening. Preserving trees has become a crucial challenge for society.
Rui Pitarma   +2 more
doaj   +1 more source

Ciprofloxacin-Loaded Zein/Hyaluronic Acid Nanoparticles for Ocular Mucosa Delivery

open access: yesPharmaceutics, 2022
Bacterial conjunctivitis is a worldwide problem that, if untreated, can lead to severe complications, such as visual impairment and blindness. Topical administration of ciprofloxacin is one of the most common treatments for this infection; however ...
Telma A. Jacinto   +4 more
doaj   +1 more source

Sá-Carneiro: Vontade de morte, saudade de vida

open access: yesAnuário de Literatura, 2016
O presente trabalho contempla a elaboração da ideia de morte no poema "Dispersão" de Mário de Sá-Carneiro. A análise e interpretação pretendem oferecer uma leitura crítica dos aspectos inerentes à inquietação/obsessão do sujeito lírico frente ao tema ...
Maria Elvira Brito Campos
doaj   +1 more source

Infrared Thermography Applied to Tree Health Assessment: A Review

open access: yesAgriculture, 2019
The tree is a fundamental living being. It contributes to nature and climate behaviour, as well to urban greening. It is also a source of wealth and employment. Most tree health inspection techniques are invasive or even destructive.
Daniele Vidal, Rui Pitarma
doaj   +1 more source

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