Volunteers were given goat milk fermented by strain ME-3 and capsulated ME-3. They are also not spore-forming, capsulated, or motile. It is gram-negative, facultative anaerobic, mesophilic, non-spore-forming, capsulated, saccharolytic and rod-shaped. In Levinthal medium, capsulated strains show distinctive iridescence. A lymph node is small, capsulated lymphoid organ that is present along the lymphatic system.