Bacillus subtilis is a probiotic bacterium. It is Gram-positive and found in fermented foods. Studies show Bacillus subtilis has anti-inflammatory effects. Its exopolysaccharide (EPS) is responsible for this.
It protects mice from colitis caused by Citrobacter rodentium.
Bacillus subtilis influences pathogenic bacteria's cell density (quorum) through Signal transduction Molecules altering their gene expression. This reduces their ability to survive and pathogenicity.
Bacillus subtilis belongs to the dopamine-producing species
see also:
Bacilli
Bacterial Sensing / Quorum Sensing (QS) system
Fengycins
Lactowel TM