From: The inhibitory effect of colloidal bismuth hydroxide gel on Escherichia coli O157:H7 and on the activity of Shiga toxins
Dilutions of toxins
Percentage of cytotoxicity (%)
Without bismuth (Control +)
CBHG1
CBCHP2
6 mg/ml
3 mg/ml
1.5 mg/ml
1/2
80
20
50a*
100
1/4
-
50a
1/8
60
50
1/16
1/32