The Vibrio ColeraeV. cholera 01 is a gram-negative pathogen that can cause cholera epidemics.
It is a devastating disease of immense global significance in many developing countries.
It is usually transmitted to humans through contaminated food and water. The Cholera Vibrio 01 is
divided into 2 biotypes, called EI Tor and Classic. V. cholera 01 causes secretory diarrhea by
colonization of the small intestine and production of a potent cholera toxin. V. Cholera 0139 is a new
isolated cholera strain that appears to have been derived from the El Tor biotype, maintaining the epidemic potential of
01 and producing the same cholera enterotoxin