The potential antioxidant activity of industrial lignins obtained from different sources and their
potential cytotoxic effect on two immortalized cell lines is studied. In addition the stability of …

The performance of natural extracts obtained from underutilized and residual vegetal and
macroalgal biomass processed with food-grade green solvents was compared with that of …

Witch hazel (Hammamelis virginiana) bark is a rich source of both condensed and hydrolizable
oligomeric tannins. From a polyphenolic extract soluble in both ethyl acetate and water, …

Skin is protected from the harmful effects of free radicals by the presence of an endogenous
antioxidant system. However, when exposed to ultraviolet (UV) radiation, there is an …

Nanoparticles have received much attention recently due to their use in cancer therapy.
Studies have shown that different metal oxide nanoparticles induce cytotoxicity in cancer cells, …

A review of the pharmacological applications of lignins provides evidence of their protective
role against the development of different diseases. In many cases, the effects of lignins could …

Cationic colloidal systems composed of arginine based surfactants (single or gemini
structures) and membrane additive compounds such as DLPC or cholesterol have been …

There is a pressing need for developing efficiently surfactants that are biodegradable and
biocompatible. Surfactant molecules from renewable raw materials that mimic natural …

The intravenous administration of poly(lactic-co-glycolic) acid (PLGA) nanoparticles has been
widely reported as a promising alternative for delivery of drugs to specific cells. However, …

The design of efficient liposomal systems for drug delivery is of considerable biomedical
interest. In this context, vesicles prepared from cationic/anionic surfactants may offer several …