Meet the editor

Alfredo Aires (PhD in Agronomic Sciences from the University of Trás-os-Montes e Alto Douro, Portugal) was born on March 23,1973 in Vila Real, northern Portugal. He is an expert in the area of agronomy and food composition analysis with special emphasis on secondary plant metabolites, their variation, and health effects. He has produced 116 publications: 40 papers published in journals indexed in the Scientific Citation Index,

six chapters in books, and several other papers in peer-reviewed journals in abstract books. His H-factor is 14 by the Web of Knowledge from Thomson Reuters. Currently, he is a researcher at the Centre for the Research and Technology of Agro-Environmental and Biological Sciences, CITAB, at the University of Trás-os-Montes and Alto Douro, Vila Real, Portugal. His interests are extraction and isolation of secondary metabolites, including polyphenols and tannins, with importance in agriculture and the food by-products industry.

Contents

**Section 1**

**Section 2**

**Section 3**

*and Pablo Emilio Rodríguez*

Tannins as Antiviral Agents

Tannins: Extraction from Plants

Hydrolysable Tannins in Agriculture

*by Xiaojian Zhou and Guanben Du*

*and Dang Xuan Chinh*

*and Enrica Bargiacchi*

**Preface III**

Sources, Utilization and Biological Activity **1**

**Chapter 1 3**

**Chapter 2 21**

**Chapter 3 41**

Extraction **55**

**Chapter 4 57**

Applications in Agricuture and Industry **77**

**Chapter 5 79**

**Chapter 6 97**

*by Sergio Miele, Stefania Tegli, Carlos Garcia Izquierdo, Matteo Cerboneschi* 

Applications of Tannin Resin Adhesives in the Wood Industry

*by Dang Xuan Cuong, Nguyen Xuan Hoan, Dinh Huu Dong, Le Thi Minh Thuy,* 

*by Atanu Kumar Das, Md. Nazrul Islam, Md. Omar Faruk, Md. Ashaduzzaman,* 

Food Ellagitannins: Structure, Metabolomic Fate, and Biological Properties *by Karen Johana Ortega Villalba, Fabrice Vaillant Barka, Carlos Vélez Pasos* 

Hardwood Tannin: Sources, Utilizations, and Prospects

*Rudi Dungani, Enih Rosamah, Sri Hartati and Alfi Rumidatul*

*by Neli Vilhelmova-Ilieva, Angel S. Galabov and Milka Mileva*

*Nguyen Van Thanh, Hoang Thai Ha, Dang Thi Thanh Tuyen* 
