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02-0667 1b.jpg
Lesions of Weissella confusa in the mona monkey (hematoxylin and eosin stain): A) liver: portal triads with neutrophilic infiltration (x10); A1, presence of bacterial emboli inside the vein (arrow) (x40). B) acute pneumonia: edema, congestion, and leukocyte cells exudation in the pulmonary alveoli (x10). C) encephalitis: congestion and marginalized neutrophils in nervous vessels (x10)
Scientific classification
Kingdom: Bacteria
Division: Firmicutes
Class: Bacilli
Order: Lactobacillales
Family: Leuconostocaceae
Genus: Weissella
Collins et al. 1994

Weissella[1] is a genus of Gram-positive bacteria, placed within the family Leuconostocaceae, and formerly considered species of the Leuconostoc paramesenteroides group.[2] The morphology of Weissella species varies from spherical or lenticular cells to irregular rods.


  1. ^ Björkroth, J., and W. Holzapfel. 2006. Genera Leuconostoc, Oenococcus and Weissella, p.267 -319. In M. Dworkin (ed.), The prokaryotes: a handbook on the biology of bacteria: Firmicutes, Cyanobacteria, vol. 4, 3rd ed. Springer-Verlag, New York, NY. [1]
  2. ^ Collins, M.D.; Samelis, J.; Metaxopoulos, J.; Wallbanks, S. (1993). "Taxonomic studies on some leuconostoc-like organisms from fermented sausages: description of a new genus Weissella for the Leuconostoc paramesenteroides group of species". Journal of Applied Microbiology. 75 (6): 595–603. ISSN 1364-5072. doi:10.1111/j.1365-2672.1993.tb01600.x. 

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