Lactobacillus is the largest genus within the
group of lactic acid bacteria (LAB). They are
Gram positive rods belonging to the Lactic Acid
Bacteria (LAB) group. Their phenotypic traits, such
as obligate/facultative, homo/hetero fermentative
abilities play a crucial role in souring raw milk and
in the production of fermented dairy products like
cheese and fermented milks (including probiotics).
They are also normal inhabitants in the human gut