<unk>  or its old scientific name Bacillus<unk>  is a rod-shaped, motile, and spore-forming bacterium that lives in the soil but is also a natural microflora of the mammalian gastriontestinal tract. It is classified as probiotic microorganism that maintains a symbiotic relationship with the host organism. It is currently being studied in relation to respiratory infections and some gastrointestinal disorders. Bacillus<unk>  has been found to produce antimicrobial substances that are active against gram-positive bacteria including Staphylococcus aureus, Enterococcus faecium and Clostridium difficile. It is sold as an anti-diarrhoea and under the brand name Erceflora by Sanofi. This species has been recently transferred into the genus<unk> . The correct nomenclature is thus<unk> .
Alkalihalobacillus clausii
Helicobacter heilmannii s.s
Bacteroides caccae
Helicobacter bizzozeronii
Staphylococcus saprophyticus
Bacteroides ureolyticus
Suttonella indologenes
Pseudallescheria boydii