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.

Prevalence of Infection and Antibiotic Susceptibility of : An Evaluation in Public and Private Health Systems of Southern Chile.

colonizes half of the human population. Age, ethnicity, and socioeconomic status are factors that influence the prevalence of the infection. This is important in southern Chile, one of the most unequal regions in the world, where a significant difference in the health access of the population occurs due to the existence of two competing health systems.