Salmonella, Shigella Organisms that ferment lactose display "nucleated colonies" - colonies with dark centers.
Shigella are extremely infectious bacteria, and ingestion of just 10 organisms is enough to cause severe diarrhea and dehydration.
shigella sp or shigella spp = shigella species
Shigella is caused by a type of bacterium. Specifically, it is a genus of bacteria belonging to the family Enterobacteriaceae. Shigella is known to cause shigellosis, an infectious disease characterized by diarrhea, fever, and abdominal cramps. There are four main species of Shigella, with Shigella dysenteriae, Shigella flexneri, Shigella boydii, and Shigella sonnei being the most common.
Eubacteria is the Kingdom of shigella.
Shigella is only one of several organisms that can cause dysentery, but the term bacillary dysentery is usually another name for shigellosis.
The color of shigella in the DCA medium is straw or pink.
Shigella attacks all people especially weak children or infants.
staphylococcus,shigella
Dysentery is the disease name. The pathogen name is Shigella Dysenteriae.
Shigella are identified by a combination of their appearance under the microscope and various chemical tests.
Shigella infection spreads through food or water contaminated by human waste.
Four different groups of Shigella can affect humans.