Invasive test for shigella is –
Correct Answer: Rabbit ileal loop
Description: Ans. is 'd' i.e., Rabbit ileal loop . Enterotoxin (SHET-1 and-2) cause net fluid secretion in ligated ileal loop in vivo and alter electrolyte transpo by gut segments in vitro. . Sereny test is a noninvasive test used for shigella and ETEC --> instillation of a suspension of freshly isolated ETEC or shigella into the eyes of guinea pigs leads to mucopurolent conjuctivitis and severe keratitis.
Category:
Microbiology
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