👉 The term "hypopepsinia" is a medical term used to describe a specific type of bacterium, which belongs to the genus Escherichia. Specifically, it refers to E. coli (also known as Salmonella enterica enterica serovar Typhi) and E. coli O157:H7, two types of bacteria that can cause serious illness in humans. E. coli is a Gram-negative bacterium, which means it has a cell wall made up of