Table 1.

Homopolysaccharides produced by lactic acid bacteria.

HoPS		LAB	Mw/Structure	Reference
α-D-glucans	Dextran	Leuconostoc mesenteroides Leuconostoc citreum Leuconostoc pseudomesenteroides Lentilactobacillus parabuchneri (formerly Lactobacillus parabuchneri) Limosilactobacillus fermentum (formerly Lactobacillus fermentum) Limosilactobacillus reuteri (formerly Lactobacillus reuteri) Latilactobacillus sakei (formerly Lactobacillus sakei) Latilactobacillus curvatus (formerly Lactobacillus curvatus) Lactobacillus hordei Lactobacillus nagelli Lactobacillus mali Lactobacillus satsumensis Weissella confusa Weissella cibaria Streptococcus mutans Streptococcus salivarius	Mw: 103–107 Da α-D-Glc(1,6)	[29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47]
	Mutan	Limosilactobacillus reuteri Streptococcus downei Streptococcus mutans Streptococcus salivarius	Mw: >106 Da α-D-Glc(1,3)	[35,36,40,48,49,50]
	Alternan	Leuconostoc mesenteroides Streptococcus salivarius Leuconostoc citreum	Mw: >106 Da (α-D-Glc(1,6)/α-D-Glc(1,3)	[51,52,53]
	Reuteran	Limosilactobacillus reuteri	Mw: 107 Da α-D-Glc(1,4)/α-D-Glc(1,6)	[40,54]
β-Glucans		Lactobacillus suebicus Pediococcus parvulus	Mw: 105–106 Da [β-D-Glc(1,3) with side chain linked (1,2)]	[55,56]
Fructans	Levans	Leuconostoc mesenteroides Limosilactobacillus reuteri Streptococcus mutans Bacillus subtilis	Mw: 104–108 Da β-D-Fru(2,6)	[47,57]
	Inulin-type	Streptococcus mutans Limosilactobacillus reuteri Leuconostoc citreum Lactobacillus johnsonii	Mw: 103–107 Da β-D-Fru(2,1)	[20,55,58,59]
Polygalactan		Lactococcus lactis Lactobacillus delbruecki	pentameric repeating unit of galactose	[47]