Meet the editor

Dr. Bruna Maria Roesler is a pharmacist biochemist and holds a master´s degree in Pharmacology and a doctoral degree in Basic Sciences–Internal Medicine from the State University of Campinas (Campinas, SP, Brazil) where she has identified the principal genotypes of *Helicobacter pylori* strains in patients with chronic gastritis, peptic ulcer disease, and gastric cancer (early and advanced stages) through molecular biology techniques. She

has published her work in several peer-reviewed journals and given oral and poster presentations at various congresses. Her research also includes the etiology, epidemiology, and physiopathology of gastrointestinal diseases. She has also participated in some studies that reported the possible relationship between *H. pylori* and idiopathic thrombocytopenic purpura, as well as between *H. pylori* and liver diseases.

Contents

**Section 1**

Lymphoma

**Section 2**

*Helicobacter pylori*; a Way to Gastric Cancer? *by Norma Sánchez-Zauco, Erandi Pérez-Figueroa* 

*and Carmen Maldonado-Bernal*

*Ming-Shiang Wu and Ann-Lii Cheng*

*and Luis Felipe Montaño Estrada*

*and Alessandra Oliva*

**Preface XI**

*Helicobacter pylori* - A Very Old Human Microorganism **1**

**Chapter 1 3**

**Chapter 2 21**

Diseases Associated with *H. pylori* Infection and Their New Approaches **55**

**Chapter 3 57**

**Chapter 4 77**

**Chapter 5 93**

**Chapter 6 111**

Revisiting the Full Spectrum of *Helicobacter pylori*-Related Gastric

*by Sung-Hsin Kuo, Kun-Huei Yeh, Chung-Wu Lin, Li-Tzong Chen,* 

*Helicobacter pylori* Infection and Endothelial Dysfunction

*by Xiujuan Xia, Linfang Zhang, Canxia Xu, Hao Hong and Zhenguo Liu*

Effect of *Helicobacter pylori* on Tight Junctions in Gastric Epithelia *by Erika Patricia Rendón-Huerta, Carlos Abraham García-García* 

MALT Stomach Lymphomas: Aspects of Diagnosis and Treatment *by Irina Vladimirovna Poddubnaya, Elena Nikolaevna Sholokhova,* 

*Natalia Valerievna Kokosadze, Lali Galimovna Babicheva, Svetlana Vasilevna Chulkova and Nikolay Nikolaevich Tupitsyn*

Virulence Markers, Genotypic versus Phenotypic Resistance and New Treatment Strategies in *Helicobacter pylori* Infection *by Maria Teresa Mascellino, Massimiliano De Angelis, Dania Al Ismail* 
