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Un caudaloso río de carbono

2017 
espanolLa ruta de biosintesis del aminoacido fenilalanina, asi como las posteriores rutas que conducen a la biosintesis de un amplisimo abanico de compuestos de gran interes biologico y economico, son responsables de uno de los mayores flujos metabolicos en la biosfera. Paradojicamente, los mecanismos metabolicos y la regulacion de estas rutas han sido insuficientemente estudiadas en decadas pasadas en parte debido a la complejidad de las mismas. En los ultimos anos se han producido avances significativos en nuestro conocimiento de estas rutas y su regulacion a distintos niveles. Estos avances suponen la base para futuras mejoras biotecnologicas en areas tan diversas como la generacion de biomasa, la mejora de cultivos de interes nutricional o la produccion de madera. EnglishThe metabolic pathway responsible for the biosynthesis of the amino acid phenylalanine, as well as the subsequent routes leading to the biosynthesis of a wide range of compounds of great biological and economic interest, are responsible for one of the largest metabolic fluxes in the biosphere. Paradoxically, the metabolic mechanisms and regulation of these routes have been insufficiently studied in past decades in part due to its complexity. In recent years there have been significant advances in our knowledge of these routes and their regulation at different levels. These advances are the basis for future biotechnological improvements in areas as diverse as the generation of biomass, the nutritional improvement of crops or the production of wood.
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