Gram Negative Bacilli
Heat labile toxin of E.coli is detected by all except:
|A||CHO (Chinese Hamster Ovary) test|
|B||Rabbit Ileal loop test|
|D||Intragastric inoculation in infant mouse.|
Intragastric inoculation in infant mouse
a. Tests for detection of LT of E.coli: ligated rabbit ileal loop test (18hrs.), infant rabbit bowel test, adult rabbit skin test, Y1 mouse adrenal rest, Chinese hamster ovary test, ELISA, Biken test (modified Elek’s test).
b. Intragastric inoculation in infant mouse is used for detection of ST.