The androgens testosterone (T) and dihydrotestosterone (DHT), besides playing an important role in prostate development and growth, are also responsible for the development and progression of benign prostate hyperplasia (BPH) and prostate cancer. Therefore, the actions of these hormones can be antagonized by preventing the irreversible conversion of T into DHT by inhibiting 5a-reductase (5a-R). This has been a ...
A cunicultura é uma atividade pecuária em crescente desenvolvimento e isso traduz-se em novos desafios. Durante muitos anos a criação de coelhos recorreu em demasia ao uso de antimicrobianos com o objetivo de tratar e prevenir o aparecimento de diversas doenças. Paralelamente, estes compostos foram também usados como “promotores de crescimento”, visando essencialmente uma melhoria da eficiência digestiva. Porém...
Pine nuts, the edible seed of the pine tree (Pinus spp.) are a valuable commodity in the international market, with Portugal attaining the fourth position with the exclusive production of Pinus pinea. Pine nuts from different pine species differ in size, nutritional value, taste and therefore commercial values, making it necessary to grant their authenticity. Following recent reports on pine nut mislabelling in...
Pine nuts, the edible seed of the pine tree (Pinus spp.) are a valuable commodity in the international market, with Portugal attaining the fourth position with the exclusive production of Pinus pinea. Pine nuts from different pine species differ in size, nutritional value, taste and therefore commercial values, making it necessary to grant their authenticity. Following recent reports on pine nut mislabelling in...
Olive oil has an important role in Portugal, both economic and social. This research work aimed to contribute to the improvement and development of the quality of olive oils with Protected Designation of Origin from Trás-os-Montes region. Among several possibilities to accomplish this goal, the following two were chosen: 1.The characterization of chemical compounds of olive oil and the influence of genetic fact...
Objectivo: Proceder à validação da equação de Slaugther e col., (1988), na estimação da percentagem de massa gorda (%MG), em crianças com 9 anos de idade, tendo a DXA como método de referência. Metodologia: A avaliação da composição corporal foi realizada em 450 crianças, das quais 219 eram raparigas (idade: 9.74 ± 0.33 anos; altura: 136.88 ± 6.8 cm; peso: 33.77 ± 8.16 kg; índice de massa corporal (IMC): 17.85 ...
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