Gallbladder cancer is a malignancy of biliary tract which is infrequent in developed countries
but common in some specific geographical regions of developing countries. Late diagnosis …

Gallbladder cancer (GBC) is a lethal health issue affecting mostly the women in their middle-
age. High incidence of GBC has been reported across the world specifically in Asian …

ROA, Iván; SANCHEZ, Tamara; MAJLIS, Alejandro y SCHALPER, Kurt. KRAS gene mutation
in colorectal cancer. Rev. méd. Chile [online]. 2013, vol. 141, n. 9, pp. 1166-1172. ISSN …

Objective Colorectal cancer (CRC) development involves underlying modifications at
genetic/epigenetic level. This study evaluated the role of Kras gene mutation and RASSF1A …

Aims and background Transcriptional silencing induced by hypermethylation of CpG islands
in the promoter regions of genes is believed to be an important mechanism of …

Gallbladder cancer is an infrequent neoplasia with noticeable geographical variations in its
incidence around the world. In Chile, it is the main cause of death owing to cancer in women …

AIM: To evaluate the association between Helicobacter pylori (H. pylori) infection and MLH1
and MGMT methylation and its relationship with microsatellite instability (MSI). METHODS …

Background Helicobacter pylori infection is usually acquired in childhood and persists into
adulthood if untreated. The bacterium induces a chronic inflammatory response, which is …

Gallbladder cancer (GBC) is an aggressive malignancy of the biliary tract. It is asymptomatic
in its early stages, and often, characterized by a poor prognosis and worse treatment …

El cáncer gástrico (CG) es la primera causa de muerte por cáncer en Colombia, la
tumorogénesis gástrica es un proceso gradual y de larga evolución que incluye cambios …