Glutamate Dehydrogenase / G.O. Osuji and W.C. Madu -- Alanine Aminotransferase : Amino Acid Metabolism in Higher Plants / A. Raychaudhuri -- Aspartate Aminotransferase / C.D. Leasure and Z-H. He -- Tyrosine Aminotransferase / A.O. Hudson -- An insight Into the Role and Regulation of Glutamine Synthetase in Plants / C. Sengupta-Gopalan and J.L. Ortega -- Asparagine Synthetase / S.M.G. Duff -- Glutamate Decarboxylase / J.J. Molina-Rueda, A. Garrido-Aranda and F. Gallardo -- l-Arginine-Dependent Nitric Oxide Synthase Activity / F.J. Corpas, L.A. del R鈏o, J.M. Palma and J.B. Barroso -- Ornithine : At the Crossroads of Multiple Paths to Amino Acids and Polyamines / R. Majumdar, R. Minocha and S.C. Minocha -- Polyamines in Plants : Biosynthesis From Arginine, and Metabolic, Physiological and Stress-response Roles / A.K. Mattoo, T. Fatima, R.K. Upadhyay and A.K. Handa -- Serine Acetyltransferase / M. Watanabe, H-M. Hubberten, K. Saito and R Hoefgen -- Cysteine Homeostasis / I. Garc鈏a, L.C. Romero and C. Gotor -- Lysine Metabolism / L.O. Medici, A.C. Nazareno, S.A. Gaziola, D. Schmidt and R.A. Azevedo -- Histidine / R.A. Ingle -- Amino Acid Synthesis Under Abiotic Stress / E. Planchet and A.M. Limami -- The Central Role of Glutamate and Aspartate in the Post-translational Control of Respiration and Nitrogen Assimilation in Plant Cells / B. O'Leary and W.C. Plaxton -- Amino Acid Export in Plants / M.B. Price and S. Okumoto -- Uptake, Transport and Redistribution of Amino Nitrogen in Woody Plants / S. Pfautsch, T.L. Bell and A. Gessler -- Auxin Biosynthesis / J.W Chandler -- Involvement of Tryptophan-pathway-derived Secondary Metabolism in the Defence Responses of Grasses / A. Ishihara, T. Matsukawa, T. Nomura, M. Sue, A. Oikawa, Y. Okazaki and S. Tebayashi -- Melatonin : Synthesis From Tryptophan and its Role in Higher Plants / M.B. Arnao and J. Hern鈇ndez-Ruiz -- Glucosinolate Biosynthesis From Amino Acids / H.U. Stotz, P.D. Brown and J. Tokuhisa -- Natural Toxins that Affect Plant Amino Acid Metabolism / S.O. Duke and F.E. Dayan -- Glyphosate : The Fate and Toxicology of a Herbicidal Amino Acid Derivative / D.A. Saltmiras, D.R. Farmer, A. Mehrsheikh and M.S. Bleeke -- Amino Acid Analysis of Plant Products / S.M. Rutherfurd -- Metabolic Amino Acid Availability in Foods of Plant Origin : Implications for Human and Livestock Nutrition / C.L. Levesque -- Toxicology of Non-protein Amino Acids / J.P.F. D'Mello -- Delivering Innovative Solutions and Paradigms for a Changing Environment / J.P.F. D'Mello.