Table 1.

Autoimmune diseases and gut microbiota.

Diseases	Gut Microbiota	References
Type 1 diabetes	Lactobacillaceae ↓ Rikenellaceae ↓ Porphoromadaceae ↓	[15]
	Ruminococcaceae ↓ Ruminococcus ↓	[16]
Multiple sclerosis	Lactobacillaceae ↓ Bacteroidaceae ↓ Prevotellaceae ↓	[17]
	Akkermansia ↑	[18,19]
	Erysipelotrichaceae ↑ Lactobacillus reuteri ↑
Rheumatoid arthritis	Collinsella ↑ Faecalibacterium ↑ Eggerthella ↑	[20]
Celiac disease	Dialister invisus ↑ Parabacteroides ↑ Lachnospiraceae bacterium ↑	[21]

↓; indicates the decrease. ↑; indicates the increase.