Biochemistry of Vitamin B6 and PQQ

Biochemistry of Vitamin B6 and PQQ

Author: G. Marino

Publisher: Birkhäuser

Published: 2012-12-06

Total Pages: 324

ISBN-13: 303487393X

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The Intemational Meeting on Vitamin B6 and Carbonyl Catalysis took place on Capri, Italy from 22nd to 27th May 1994 and was organized in conjunction with the 3rd Symposium on PQQ and Quinoproteins. It was an extraordinary occasion for scientists from all over the world to meet and discuss new developments in these overlapping fields. Several sessions were dedicated to the molecular aspects of Vitamin B6 and Quinone dependent enzymes, as well as to the cellular, biomedical and nutritional aspects. The congress was inaugurated by Paolo Fasella in his capacity as General Director of Science, Research and Development of the Commission of the European Communities, with an overview on Intemational Scientific Collaboration. The scientific sessions started with a talk on the History of Vitamin B6 given by David Metzler who at the very last minute presented Esmond Snell's paper adding some personal remarks. Unfortunately, both Esmond Snell and Alton Meister had to unexpectedly cancel the trip to Capri. These proceedings contain the papers presented as oral contributions and a few selected poster presentations. The limited number of pages meant we could not publish many interesting poster presentations, including those selected for the three lively and exciting evening poster discussion sessions called by the organizers "Vino, taralli and ... discussion".


Nutritional Biochemistry of the Vitamins

Nutritional Biochemistry of the Vitamins

Author: David A. Bender

Publisher: Cambridge University Press

Published: 2003-09-18

Total Pages: 514

ISBN-13: 1139437739

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An authoritative and comprehensive review of our current knowledge of the vitamins, their metabolic functions and the scientific basis for setting recommended intakes for the prevention of deficiency and promotion of optimum health. This publication will be a valuable reference for students and specialists alike in the field of nutritional biochemistry.


Biochemistry and Molecular Biology of Vitamin B6 and PQQ-dependent Proteins

Biochemistry and Molecular Biology of Vitamin B6 and PQQ-dependent Proteins

Author: Ana J. Iriarte

Publisher: Birkhäuser

Published: 2012-12-06

Total Pages: 371

ISBN-13: 3034883978

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Since the first international meeting on Vitamin B6 involvement in catalysis took place in 1962, there have been periodic meetings every three or four years. In 1990, scientists studying another cofactor, PQQ, which had already attracted the scientific community's interest for its possible involvement in amino acid decarboxylation and reactions involving amino groups, joined forces with those investigating pyridoxal phosphate-dependent enzymes. Since then, the international PQQ/quinoproteins meetings have been held jointly. In the years following the original meeting 37 years ago in Rome, Italy, the scientific gatherings have taken place in Moscow, Russia (1966); Nagoya, Japan (1967); Leningrad (St. Petersburg), Russia (1974); Toronto, Canada (1979); Athens, Greece (1983); Turku, Finland (1987); Osaka, Japan (1990); and Capri, Italy (1996). For the first time in the history of these symposia, the international meeting was held in the United States, from October 31 through November 5, 1999, in Santa Fe, New Mexico. The scientific program focus shifted significantly beyond the original emphasis on catalysis to aspects such as cellular and genetic regulation of events involving proteins that require pyridoxal phosphate or quinoproteins. The growing awareness of the involvement of these proteins in biotechnology processes and fundamental physiological events, as well as their implication in diseases, was also represented, with emphasis on the molecular basis of these events. The meeting was symposium S278, sponsored by the International Union of Biochemistry and Molecular Biology (IUBMB).


Metabolism of Vitamins and Trace Elements

Metabolism of Vitamins and Trace Elements

Author: Marcel Florkin

Publisher: Elsevier

Published: 2014-06-28

Total Pages: 314

ISBN-13: 1483165469

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Comprehensive Biochemistry, Volume 21: Metabolism of Vitamins and Trace Elements focuses on the processes, reactions, methodologies, and principles involved in the metabolism of vitamins and trace elements, including catabolism, enzymatic synthesis, absorption, and metabolic functions. The selection first elaborates on the biosynthesis of thiamine and riboflavin and metabolism of vitamin B6. Topics include absorption and transport of vitamin B6, catabolism of vitamin B6, mechanism of riboflavin synthetase from yeast, enzymatic synthesis of thiamine, biogenesis of thiazole, and interconversion of various forms of vitamin B6. The book also ponders on the biosynthesis of pantothenic acid and coenzyme A and metabolism of biotin, analogues, folic acid, pteridine derivatives, and cobalamins. Discussions focus on the uses of radioactive cobalamins in metabolic studies, absorption of cobalamins, pteroylpolyglutamates, and biosynthesis of folate compounds, interconversions, and degradations. The manuscript examines the metabolism and metabolic function of trace elements, including iron, zinc, copper, manganese, molybdenum, selenium, fluorine, and iodine. The selection is a vital source of data for researchers interested in the metabolism of vitamins and trace elements.


Vitamin B6

Vitamin B6

Author: George P. Tryfiates

Publisher:

Published: 1980

Total Pages: 394

ISBN-13:

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Abstract: Influences of vitamin B6 on growth processes, enzyme function, and metabolism are examined in light of recent scientific research on the vitamin. Metabolism, metabolic regulation, biosynthesis, and inactivation of B6 compounds are described. An overview of vitamin B6 effects specific to a state (pregnancy, neoplasia), an organ (the brain), and a system (immune-lymphoid system) is presented. The role of vitamin B6 on enzyme action, hormone induction, and gene product expression is evaluated. A discussion of vitamin B6 absorption and nutriture completes the text. Developments in specific research areas are reviewed and extensive bibliographies conclude each chapter. (nzm).


Nutrient Metabolism

Nutrient Metabolism

Author: Martin Kohlmeier

Publisher: Elsevier

Published: 2003-10-01

Total Pages: 841

ISBN-13: 0080537898

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Nutrient Metabolism defines the molecular fate of nutrients and other dietary compounds in humans, as well as outlining the molecular basis of processes supporting nutrition, such as chemical sensing and appetite control. It focuses on the presentation of nutritional biochemistry; and the reader is given a clear and specific perspective on the events that control utilization of dietary compounds. Slightly over 100 self-contained chapters cover all essential and important nutrients as well as many other dietary compounds with relevance for human health. An essential read for healthcare professionals and researchers in all areas of health and nutrition who want to access the wealth of nutrition knowledge available today in one single source.Key Features* Highly illustrated with relevant chemical structures and metabolic pathways* Foreword by Steven Zeisel, Editor-in-chief of the Journal of Nutritional Biochemistry* First comprehensive work on the subject