Association of Progranulin Gene Expression from Dyspeptic Patients with Virulent Strains; In Vivo Model.

(1) Background: Gastric cancer, the fourth most common cause of death from tumors in the world, is closely associated with . Timely diagnosis, therefore, is essential to achieve a higher survival rate. In Chile, deaths from gastric cancer are high, mainly due to late diagnosis.

MALDI-TOF MS and 16S RNA Identification of Culturable Gastric Microbiota: Variability Associated with the Presence of .

is the main bacteria associated with gastroduodenal diseases. Recent studies have reported that gastric microbiota might be modified by the colonization, favoring gastric lesions' development. In Chile, the region of La Araucanía concentrates a high risk of gastric cancer associated with colonization, rurality, poverty, and Mapuche ethnicity.