Alvaro Santos Rivera

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In 2008 all ECB publications feature a motif taken from the 10 banknote. The views presented in this paper are those of the authors' and do not necessarily reflect those of the ECB. Fax +49 69 1344 6000 All rights reserved. Any reproduction, publication and reprint in the form of a different publication, whether printed or produced electronically, in whole(More)
Bioethanol can be obtained from wood by simultaneous enzymatic saccharification and fermentation step (SSF). However, for enzymatic process to be effective, a pretreatment is needed to break the wood structure and to remove lignin to expose the carbohydrates components. Evaluation of these processes requires characterization of the materials generated in(More)
BACKGROUND The indications of hip arthroscopy increased over the past decade. Although mostly recommended for treatment of femoroacetabular impingement (FAI) in young patients, well-selected older patients (> 60 years old) may benefit from this surgery. However, the role of hip arthroscopy for the management of older patients is controversial. The aim of(More)
BACKGROUND Chondral injuries are commonly related to poor clinical outcome, but recent data showed some improvements in function and pain after hip arthroscopy. Cell-based therapies represent an appealing alternative strategy for cartilage regeneration, and interesting results have been recently reported after intra-articular injections of mesenchymal stem(More)
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