Strains that lead to no symptoms in animals may make persons sick, and vice versa. If existing in food items, it does not normally have an impact on the style, scent, or overall look on the meals. The bacteria are in the intestinal tracts of infected animals and humans. https://allkindsofsocial.com/story5121247/fascination-about-what-does-botulinum-toxins-do-to-you