Arcobacter

Arcobacter is a genus of Gram-negative bacteria that are commonly found in a variety of environments, including water, soil, and animals. They were first identified in the 1990s and were initially known as Campylobacter-related bacteria due to their morphological and biochemical similarities.

Arcobacter species are known to possess adhesive properties, which enable them to attach to and colonize host cells. This attachment is facilitated by the presence of surface proteins called adhesins, which are also involved in the colonization of gastrointestinal tissues.

Some Arcobacter species have been found to be associated with gastrointestinal infections in humans, particularly those who have come into contact with contaminated water or food. In people with weakened immune systems, Arcobacter infections can lead to conditions such as gastroenteritis, diarrhea, and even septicemia.

People who work with animals, such as veterinarians and slaughterhouse workers, are at a higher risk of acquiring Arcobacter infections. Moreover, Arcobacter species have been known to cross-contaminate food products, which can potentially lead to human infections.

Arcobacter species are capable of surviving in a range of environmental conditions, including temperatures between 4°C and 30°C, and can withstand the pressures of up to 50 atmospheres. This adaptability allows them to thrive in diverse environments and repeatedly establish themselves as opportunistic pathogens in animals.

In summary, the Arcobacter genus includes a group of bacteria that are capable of surviving in various environments and have been associated with gastrointestinal infections in humans.