943 resultados para Abreu, Caio Fernando, 1948-1996 - Correspondência
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Fil: Barba, Fernando Enrique. Universidad Nacional de La Plata. Facultad de Humanidades y Ciencias de la Educación; Argentina.
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Fil: Barba, Fernando Enrique. Universidad Nacional de La Plata. Facultad de Humanidades y Ciencias de la Educación; Argentina.
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Fil: Barba, Fernando Enrique. Universidad Nacional de La Plata. Facultad de Humanidades y Ciencias de la Educación; Argentina.
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La conservacion por medio de disposiciones adecuadas, de ciertas especies animales, notables por su interés venatorio o zoológico, no es cosa nueva en la legislación de muchos estados. Tal es el caso del bisonte americano o búfalo. el del bisonte europeo y el de los elefantes, leones, jirafas, etc. de Africa.
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"October 1996."
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Changes in beef demand has been driven by the growth of human population, income and urbanization.
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Iron (Fe) is an essential mineral for metabolism and plays a central role in a range of biochemical processes. Therefore, this study aimed to identify differentially expressed (DE) genes and metabolic pathways in Longissimus dorsi (LD) muscle from cattle with divergent iron content, as well as to investigate the likely role of these DE genes in biological processes underlying beef quality parameters. Samples for RNA extraction for sequencing and iron, copper, manganese, and zinc determination were collected from LD muscles at slaughter. Eight Nelore steers, with extreme genomic estimated breeding values for iron content (Fe-GEBV), were selected from a reference population of 373 animals. From the 49 annotated DE genes (FDR<0.05) found between the two groups, 18 were upregulated and 31 down-regulated for the animals in the low Fe-GEBV group. The functional enrichment analyses identified several biological processes, such as lipid transport and metabolism, and cell growth. Lipid metabolism was the main pathway observed in the analysis of metabolic and canonical signaling pathways for the genes identified as DE, including the genes FASN, FABP4, and THRSP, which are functional candidates for beef quality, suggesting reduced lipogenic activities with lower iron content. Our results indicate metabolic pathways that are partially influenced by iron, contributing to a better understanding of its participation in skeletal muscle physiology.
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Esta investigación busca demostrar cómo las estrategias comunicativas no verbales, empleadas por Gaitán, influyeron de manera positiva en su discurso político. Así, el dominio consciente e inconsciente de elementos no verbales funciona estratégicamente para complementar su discurso.