Which one is the correct group of Vibrio?
Vibrios are highly motile, gram-negative, curved or comma-shaped rods with a single polar flagellum. Of the vibrios that are clinically significant to humans, Vibrio cholerae O group 1, the agent of cholera, is the most important.
What kinds of diseases are caused by comma-shaped bacteria?
Cholera is an acute secretory diarrheal illness caused by the toxins of the comma-shaped gram-negative Vibrio cholerae bacterium that is known worldwide for its pandemic potential. Cholera affects resource-poor and developing countries where water, sanitation, and hygiene infrastructure are lacking.
What kingdom does Cholera belong to?
The bacterium as the cause of cholera was discovered by Robert Koch in 1884. Sambhu Nath De isolated the cholera toxin and demonstrated the toxin as the cause of cholera in 1959….
How long is a Vibrio bacteria?
Vibrios are microbiologically characterized as gram-negative, highly motile, facultative anaerobes (not requiring oxygen), with one to three whiplike flagella at one end. Their cells are curved rods 0.5 μm (micrometre; 1 μm = 10-6 metre) across and 1.5 to 3.0 μm long, single or strung together in S-shapes or spirals.
What bacteria causes cholera?
Cholera is an acute diarrheal illness caused by infection of the intestine with Vibrio cholerae bacteria. People can get sick when they swallow food or water contaminated with cholera bacteria. The infection is often mild or without symptoms, but can sometimes be severe and life-threatening.
How does Vibrio start?
How do people get vibriosis? Most people become infected by eating raw or undercooked shellfish, particularly oysters. Certain Vibrio species can also cause a skin infection when an open wound is exposed to salt water or brackish water. Brackish water is a mixture of fresh and salt water.