Abstract. During the middle nineteenth century, jet obtained from Whitby (England) was sought after due to its dark black color and hardness. This fossilized plant material was used in mourning jewelry, and Whitby hard jet was regarded among the best for carving and bead making. Jet fashion was connected with Queen Victoria, whose long mourning period lasted for almost forty years.
Abstract. Scented cultivars of Parma violets were among the most important urban plants during the nineteenth century, with many references in literature, fashion, art and flower trade. Our research analyzed data related to Parma violets in France and in the United Kingdom and presents the cultivars introduced during the nineteenth century.
III Encontro Nacional de História das Ciências e da Tecnologia. O Centro de Estudos de História e Filosofia da Ciência, organiza o 3.º Encontro Nacional de História da Ciência e da Técnica, sob o tema «Ciência, Crise e Mudança» que tem lugar na Universidade de Évora, nos dias 26, 27 e 28 de Setembro de 2012. O Primeiro Encontro Nacional de História da Ciência teve lugar em 21 e 22 Julho de 2009, no seguimento ...
In 103 diabetics simultaneous measurements of serum copper and ceruloplasmin were made, together with the determination of glucose, cholesterol and monoamine oxidase. These diabetics were divided in two groups: 53 had a diagnosis made less than two years ago, and 50 had diabetes diagnosed for more than 10 years. A control group consisted in 50 normal individuals. Copper and ceruloplasmin of diabetic sera are mo...
Platelet monoamine oxidase (MAO) activity was determined, using benzylamine as substract. Results are expressed as nM benzaldehyde/mg protein hour, at 37”. A total of 79 diabetics (40 M and 39 F) ranging in age from 3 to 70 years was studied. A normal control group included 39 persons (17 M and 22 F) ranging in age from 16 to 60 years. Piatelet MAO activity shows a slight variation in relation to age (not signi...
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