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Citrus As A Component Of The Mediterranean Diet

Duarte, Amílcar; Fernandes, Jacinta; Bernardes, João; Miguel, Graça

Citrus are native to southeastern Asia, but are present in the Mediterranean basin for centuries. This group of species has reached great importance in some of the Mediterranean countries and, in the case of orange, mandarin and lemon trees, they found here soil and climatic conditions which allows them to achieve a high level of fruit quality, even better than in the regions where they came from. Citrus fruits...


Citrus As A Component Of The Mediterranean Diet

Duarte, Amílcar; Fernandes, Jacinta; Bernardes, João; Miguel, Graça

Citrus are native to southeastern Asia, but are present in the Mediterranean basin for centuries. This group of species has reached great importance in some of the Mediterranean countries and, in the case of orange, mandarin and lemon trees, they found here soil and climatic conditions which allows them to achieve a high level of fruit quality, even better than in the regions where they came from. Citrus fruits...


Carbohydrate profile in honey with diferent provenaces

Youssef, E.; Resende, M.; Smail, S.; Luísa, P.; Badiâa, L.; Antunes, P.; Estevinho, Leticia M.; Miguel, Graça; Anjos, Ofélia

Honey is mainly composed of carbohydrates, comprising about 95% of its dry weight along with a great number of other minor components1. Fructose and glucose are the main carbohydrates in honey, however many different oligosaccharides have been detected in the composition of honey1. Different carbohydrates as well as their concentration in honey depend on the nectar collected by the bees from the flowers and the...

Date: 2015   |   Origin: Biblioteca Digital do IPB

Composition and biological activity of the essential oil peruvian lantana camara

Benites, Julio; Moiteiro, Cristina; Miguel, Graça; Rojo, Leonel; Lopez, José; Venâncio, Florência; Ramalho, Luís; Feio, Sónia; Dandlen, Susana

The composition of the essential oil from Lantana camara L. (Verbenaceae) obtained by hydrodistillation of the aerial parts was examined by GC, GC/MS, and 13C-NMR. The GC analysis showed that carvone is the most abundant monoterpene 75.9%, together with limonene 16.9%, accounting for 92.8% of the oil. The major components were also tested by 13C-NMR analysis of the essential oil. The L. camara oil was assayed a...

Date: 2009   |   Origin: Repositório do LNEG

Susceptibility of Helicobacter pylori to essential oil of Dittrichia viscosa su...

Miguel, Graça; Faleiro, Leonor; Cavaleiro, Carlos; Salgueiro, Lígia; Casanova, Joseph

The essential oil of Dittrichia viscosa subsp. revoluta and its fractions were assessed for anti-Helicobacter activity. The essential oil was isolated by hydrodistillation, submitted to flash column chromatography and analysed by gas chromatography, gas-chromatography coupled to mass spectrometry and 13C-nuclear magnetic resonance. The anti-Helicobacter activity was determined by incorporation of the crude esse...


Improvement of organoleptic properties of thymol and carvacrol using ß-cyclodex...

Daletos, George; Papaioannou, Georgia; Miguel, Graça; Marques, Helena


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