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Chemistry and biology of ellagitannins [[electronic resource] ] : an underestimated class of bioactive plant polyphenols / / editor, Stéphane Quideau
| Chemistry and biology of ellagitannins [[electronic resource] ] : an underestimated class of bioactive plant polyphenols / / editor, Stéphane Quideau |
| Pubbl/distr/stampa | Hackensack, NJ, : World Scientific, c2009 |
| Descrizione fisica | 1 online resource (395 p.) |
| Disciplina | 572.2 |
| Altri autori (Persone) | QuideauStéphane |
| Soggetto topico |
Plant polyphenols
Plant bioactive compounds Phytochemicals Tannins |
| Soggetto genere / forma | Electronic books. |
| ISBN |
1-282-44109-4
9786612441097 981-279-741-6 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Preface; Contents; 1. Ellagitannins Renewed the Concept of Tannins; 1.1 Old and New Concepts of Tannins.; 1.1.1 About the chemical stability of ellagitannins.; 1.1.2 Definition of ellagitannins in the narrow and wider senses; 1.1.3 Stereochemistry of ellagitannins.; 1.1.4 Condensation of dehydroellagitannins with other substances; 1.1.5 Accumulation of an ellagitannin of specific structure in a plant.; 1.2 Distribution of Ellagitannins in the Plant Kingdom.; 1.3 Formation and Classification of Ellagitannins in Plants.
1.3.1 Oxidative biological transformations from gallotannins to ellagitannins and dehydroellagitannins1.3.2 Regiospecificity of the HHDP group on the glucose core, and its correlation to plant families; 1.3.3 C-glycosidic ellagitannins and complex tannins.; 1.3.3.1 Occurrence of C-glycosidic tannins in plants; 1.3.3.2 Biomimetic synthesis of C-glycosidic ellagitannins; 1.3.4 Oligomerization of ellagitannins leading to pentamers; 1.3.4.1 Oligomers as main components in a plant species; 1.3.4.2 Oligomerization via oxidative C-O and C-C coupling modes; 1.3.4.2.1 The GOG- and GOGOG-type units 1.3.4.2.2 The DOG and D(OG)2-type units 1.3.4.2.3 The GOD-type unit; 1.3.5 Macrocyclic oligomers; 1.3.6 Structural transformations of ellagitannin oligomers; 1.3.6.1 Isomerization of dimers via Smiles rearrangement; 1.3.6.2 Hydrolysis of ellagitannin oligomers into monomers.; 1.3.7 Seasonal transformations of ellagitannins in a plant; 1.3.8 Production of ellagitannins by tissue cultures; 1.4 Correlation of Ellagitannins of Various Oxidation Stages with Plant Evolution Systems.; 1.4.1 Classification of hydrolyzable tannins based on the oxidation stages of their polyphenolic functions 1.4.2 Correlation of the oxidation stages with Cronquist's system of plant evolution 1.4.3 Isolation of oxidized ellagitannin oligomers in specific plant orders; 1.5 Main Ellagitannin-Rich Medicinal Plants; 1.6 Properties and Primary Activities of Ellagitannins.; 1.6.1 Reduction, stabilization and precipitation of other substances by tannins, and solubilization of precipitates by excess tannin; 1.6.2 Indexes of tannin binding activity and reversal of tannin biological activities; 1.6.3 Antioxidant activities; 1.7. Biological and Pharmacological Activities 1.7.1 Antiviral, antimicrobial and immunomodulatory activities 1.7.2 Antitumor activities; 1.7.2.1 Inhibition of mutagenicity of carcinogens; 1.7.2.2 Inhibition of tumor promotion.; 1.7.2.3 Host-mediated antitumor activity.; 1.7.3 Induction of apoptosis.; 1.7.4 Effects on liver functions and others.; 1.7.5 Absorption and metabolism of ellagitannins in animals; 1.8 Bibliography; 2. Structural Diversity and Antimicrobial Activities of Ellagitannins; 2.1 Monomeric Ellagitannins; 2.1.1 Primary ellagitannins (HHDP esters); 2.1.2 Dehydroellagitannins; 2.1.3 Modified dehydroellagitannins 2.1.4 C-Glycosidic ellagitannins |
| Record Nr. | UNINA-9910457010703321 |
| Hackensack, NJ, : World Scientific, c2009 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Chemistry and biology of ellagitannins [[electronic resource] ] : an underestimated class of bioactive plant polyphenols / / editor, Stéphane Quideau
| Chemistry and biology of ellagitannins [[electronic resource] ] : an underestimated class of bioactive plant polyphenols / / editor, Stéphane Quideau |
| Pubbl/distr/stampa | Hackensack, NJ, : World Scientific, c2009 |
| Descrizione fisica | 1 online resource (395 p.) |
| Disciplina | 572.2 |
| Altri autori (Persone) | QuideauStéphane |
| Soggetto topico |
Plant polyphenols
Plant bioactive compounds Phytochemicals Tannins |
| ISBN |
1-282-44109-4
9786612441097 981-279-741-6 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Preface; Contents; 1. Ellagitannins Renewed the Concept of Tannins; 1.1 Old and New Concepts of Tannins.; 1.1.1 About the chemical stability of ellagitannins.; 1.1.2 Definition of ellagitannins in the narrow and wider senses; 1.1.3 Stereochemistry of ellagitannins.; 1.1.4 Condensation of dehydroellagitannins with other substances; 1.1.5 Accumulation of an ellagitannin of specific structure in a plant.; 1.2 Distribution of Ellagitannins in the Plant Kingdom.; 1.3 Formation and Classification of Ellagitannins in Plants.
1.3.1 Oxidative biological transformations from gallotannins to ellagitannins and dehydroellagitannins1.3.2 Regiospecificity of the HHDP group on the glucose core, and its correlation to plant families; 1.3.3 C-glycosidic ellagitannins and complex tannins.; 1.3.3.1 Occurrence of C-glycosidic tannins in plants; 1.3.3.2 Biomimetic synthesis of C-glycosidic ellagitannins; 1.3.4 Oligomerization of ellagitannins leading to pentamers; 1.3.4.1 Oligomers as main components in a plant species; 1.3.4.2 Oligomerization via oxidative C-O and C-C coupling modes; 1.3.4.2.1 The GOG- and GOGOG-type units 1.3.4.2.2 The DOG and D(OG)2-type units 1.3.4.2.3 The GOD-type unit; 1.3.5 Macrocyclic oligomers; 1.3.6 Structural transformations of ellagitannin oligomers; 1.3.6.1 Isomerization of dimers via Smiles rearrangement; 1.3.6.2 Hydrolysis of ellagitannin oligomers into monomers.; 1.3.7 Seasonal transformations of ellagitannins in a plant; 1.3.8 Production of ellagitannins by tissue cultures; 1.4 Correlation of Ellagitannins of Various Oxidation Stages with Plant Evolution Systems.; 1.4.1 Classification of hydrolyzable tannins based on the oxidation stages of their polyphenolic functions 1.4.2 Correlation of the oxidation stages with Cronquist's system of plant evolution 1.4.3 Isolation of oxidized ellagitannin oligomers in specific plant orders; 1.5 Main Ellagitannin-Rich Medicinal Plants; 1.6 Properties and Primary Activities of Ellagitannins.; 1.6.1 Reduction, stabilization and precipitation of other substances by tannins, and solubilization of precipitates by excess tannin; 1.6.2 Indexes of tannin binding activity and reversal of tannin biological activities; 1.6.3 Antioxidant activities; 1.7. Biological and Pharmacological Activities 1.7.1 Antiviral, antimicrobial and immunomodulatory activities 1.7.2 Antitumor activities; 1.7.2.1 Inhibition of mutagenicity of carcinogens; 1.7.2.2 Inhibition of tumor promotion.; 1.7.2.3 Host-mediated antitumor activity.; 1.7.3 Induction of apoptosis.; 1.7.4 Effects on liver functions and others.; 1.7.5 Absorption and metabolism of ellagitannins in animals; 1.8 Bibliography; 2. Structural Diversity and Antimicrobial Activities of Ellagitannins; 2.1 Monomeric Ellagitannins; 2.1.1 Primary ellagitannins (HHDP esters); 2.1.2 Dehydroellagitannins; 2.1.3 Modified dehydroellagitannins 2.1.4 C-Glycosidic ellagitannins |
| Record Nr. | UNINA-9910780935703321 |
| Hackensack, NJ, : World Scientific, c2009 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Effects of polyphenolic substances on soil organic matter ... annual report
| Effects of polyphenolic substances on soil organic matter ... annual report |
| Pubbl/distr/stampa | Washington, D.C., : U.S. Dept. of Agriculture, Agricultural Research Service |
| Descrizione fisica | : HTML files |
| Disciplina | 333 |
| Soggetto topico |
Humus - Appalachian Region
Plant polyphenols - Appalachian Region Tannins - Appalachian Region Soil ecology - Appalachian Region Humus Plant polyphenols Soil ecology Tannins |
| Soggetto genere / forma | Periodicals. |
| ISSN | 2151-6154 |
| Formato | Materiale a stampa |
| Livello bibliografico | Periodico |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910702843603321 |
| Washington, D.C., : U.S. Dept. of Agriculture, Agricultural Research Service | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Tannins : Structural Properties, Biological Properties and Current Knowledge / / edited by Alfredo Aires
| Tannins : Structural Properties, Biological Properties and Current Knowledge / / edited by Alfredo Aires |
| Pubbl/distr/stampa | London, United Kingdom : , : IntechOpen, , 2020 |
| Descrizione fisica | 1 online resource (148 pages) : illustrations some color |
| Disciplina | 572.567 |
| Soggetto topico | Tannins |
| ISBN | 1-78984-797-4 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Tannins |
| Record Nr. | UNINA-9910407741903321 |
| London, United Kingdom : , : IntechOpen, , 2020 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Tannins and terpenoids as major precursors of Suwannee River fulvic acid [[electronic resource] /] / by Jerry A. Leenheer and Colleen Rostad
| Tannins and terpenoids as major precursors of Suwannee River fulvic acid [[electronic resource] /] / by Jerry A. Leenheer and Colleen Rostad |
| Autore | Leenheer J. A |
| Pubbl/distr/stampa | Reston, Va. : , : U.S. Dept. of the Interior, U.S. Geological Survey, , 2004 |
| Descrizione fisica | iv, 16 pages : digital, PDF file |
| Altri autori (Persone) | RostadColleen E |
| Collana | Scientific investigations report |
| Soggetto topico |
Fulvic acids
Tannins Terpenes Biogeochemistry - Suwannee River (Ga. and Fla.) Water chemistry - Suwannee River (Ga. and Fla.) |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910697553903321 |
Leenheer J. A
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| Reston, Va. : , : U.S. Dept. of the Interior, U.S. Geological Survey, , 2004 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
