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Fatty nitriles have lately become of interest in the frame of biofuels or for the valorization of the oil part of biomass as fine chemicals such as polymers. The production of long-chain fatty nitriles by direct reaction of esters with ammonia has however not been academically extensively studied, although several catalysts were developed and published in patents. Acid–base features are implicitly...
Le but de cette étude est de décrire le traitement des lésions cartilagineuses localisées du sujet jeune par implantation de chondrocytes autologues et de rapporter une expérience préliminaire portant sur 24 patients.Vingt-quatre patients sélectionnés ont été opérés depuis avril 1996 et 25 implantations réalisées dans cinq hôpitaux d'instruction des armées. Il y avait 19 hommes et cinq femmes, tous...
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