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Aedes aegypti L. é um dos vetores do dengue. No Brasil, tem ganhado muita atenção no setor da saúde pública, uma vez que esta doença tem se tornando mais agressiva na forma hemorrágica na popula- ção. Esse estud...

A composição química dos óleos essenciais obtidos por hidrodestilação de folhas (coletadas entre outubro/2005 e dezembro/2006), flores e frutos de Eugenia pyriformis Camb. (Myrtaceae), foi analisada por CG e CG/EM....

Los compuestos volátiles presentes en frutas de guabiju (Myrcianthes pungens), guabiroba (Campomanesia xanthocarpa), cereja-do-rio-grande (Eugenia involucrata), pitanga (Eugenia uniflora) y araçá (Psidium cattleyanum)...

Se determina cuantitativamente por espectroscopía infrarroja el contenido de mentol y acetato de mentilo en aceites esenciales de Mentha piperita y el de cineol en los de Eucalyptus globulus, efectuándose un estudio es...

"The thermochemical decomposition of beech wood biomass results in a poor quality bio-oil, which cannot be directly used in diesel engines. In order to make this oil resemble liquid fossil fuels, an upgrading technique s...

The objective of the present investigation was to develop and evaluate microemulsion-based hydrogel (MBH) for the topical delivery of sinomenium. The solubility of sinomenium in oils and surfactants was evaluated to iden...

In this study, the essential oil composition, total contents of phenolics and proanthocyanidins, antioxidant and antimicrobial activities from different plant parts (root, stem, leaf and fruit) of Campomanesia pubescens ...

Eugenol (4-allyl-2-methoxyphenol) is a naturally occurring phenol present in many botanical extracts, such as clove, cinnamon, and nutmeg essential oils. The beneficial properties of this compound have been extensively i...

Se determinó la composición química y la mutagenicidad de los aceites esenciales obtenidos de las hojas del Ocimum selloi Benth, perteneciente a la familia Lamiaceae, nativos de la región sur de Brasil. Para el estud...

During the last years, microorganisms (yeasts, fungi, microalgae and bacteria) have been receiving increasing attention as alternative lipid sources (also called single cells oils). Some lipid-accumulating bacteria, in p...

The objective of the work was to develop, optimize and evaluate self-microemulsifying drug delivery system (SMEDDS) of carvedilol (CDL), a poorly water-soluble drug. SMEDDS was developed to increase the solubility, disso...

Seasonal variation of the oil composition and biological activities from aerial parts of Achyrocline satureoides were investigated. Essential oils were analysed by gas crhromatography-mass spectrometry (GC-MS) after hydr...

The Hydrophilic-Lipophilic Balance (HLB)was formally presented by William C. Griffin sixty years ago at a meeting in Chicago for the first time and later on in an article published in the first volume of the Journal of t...

Materias / palabras clave: oleoscience, oils and fats, detergents and surfactants, essential oils, biochemistry, nutrition; Technology: Chemical technology: Oils, fats, and waxes; Technology: Home economics: Nutrition. Foods and food supply