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Non-typhoid Salmonella (NTS) enterica is a major cause of foodborne infections in industrialized countries and a leading cause of hospitalization and death among bacterial foodborne pathogens. The vast majority of the Salmonella virulence factors are encoded within horizontally acquired discrete regions along the chromosome known as Salmonella Pathogenicity Islands (SPIs). SPIs are crucial for Sal ...

Epigenetics refers to heritable changes in gene expression patterns, brought about by modifications to DNA and chromatin. Aberrant epigenetic activity was shown to play important roles in the tumorigenic process. Two major epigenetic systems are known: DNA methylation and the histone modification machinery, an important component of which is the Polycomb Repressive Complexes (PRC) system. Recent w ...