Strains that result in no symptoms in animals could make folks Unwell, and vice versa. If current in foods, it does not generally have an effect on the flavor, scent, or physical appearance of the food stuff. The bacteria are in the intestinal tracts of infected animals and humans. https://bookmarkgenius.com/story19667142/little-known-facts-about-field-of-effect-for-botulinum-toxins