Ornithine and its role in metabolic diseases: An appraisal - 17/01/17
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Abstract |
Ornithine is a non-essential amino acid produced as an intermediate molecule in urea cycle. It is a key substrate for the synthesis of proline, polyamines and citrulline. Ornithine also plays an important role in the regulation of several metabolic processes leading to diseases like hyperorithinemia, hyperammonemia, gyrate atrophy and cancer in humans. However, the mechanism of action behind the multi-faceted roles of ornithine is yet to be unraveled completely. Several types of cancers are also characterized by excessive polyamine synthesis from ornithine by different rate limiting enzymes. Hence, in this review we aim to provide extensive insights on potential roles of ornithine in many of the disease related cellular processes and also on the structural features of ornithine interacting proteins, enabling development of therapeutic modalities.
Le texte complet de cet article est disponible en PDF.Keywords : Ornithine, Cancer, Polyamines, HHH syndrome, Ornithine transcarbomylase, Ornithine aminotransferase, Ornithine decarboxylase
Plan
Vol 86
P. 185-194 - février 2017 Retour au numéroBienvenue sur EM-consulte, la référence des professionnels de santé.
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