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Toxidez de alumínio em genótipos de Pfaffia glomerata (Spreng.) Pedersen e Pfaffia tuberosa (Spreng.) Hicken
(Universidade Federal de Santa Maria, 2008-02-22)
Al toxicity, especially in acid soils, is a determinant factor of lower productivity for
several cultures and, although some studies have been developed to elucidate this problem,
studies on medicinal plants are extremely ...
Atividade da delta aminolevulinato desidratase sangüínea e o estresse oxidativo em pacientes hemodialisados
(Universidade Federal de Santa Maria, 2007-03-09)
The acid aminolevulinato dehydratase (δ-ALA-D) is a thiol enzyme involved in tetrapirrólicos composite biosynthesis, as heme. This enzyme is inhibited by some metals, having been also its inhibition a pointer of poisoning ...
Avaliação bioquímica-fisiológica de clones de batata em relação ao alumínio
(Universidade Federal de Santa Maria, 2008-04-11)
Aluminum (Al) is the most abundant metal in the earth s crust, affecting thegrowth and development of plants. The objective of this work was to investigate and compare biochemical and physiological responses of potato ...