Table 6.

Bacterial species that are underrepresented in the GM of children affected by FA from 6 to 12 months of life.

Underrepresented in FA: 6–12 months
Phylum	Family	Genus	Species
Bacteroidota	Bacteroidaceae (29)	Bacteroides (29, 48, 55)
Bacillota (50)	Clostridiaceae	Clostridium (28, 48)	neonatale (50), perfringens (28), butyricum (28, 50)
	Oscillospiraceae (48)	Faecalibacterium	prausnitzii (50)
	Lactobacillaceae (37)	Lactobacillus (28)
Actinomycetota (50)	Bifidobacteriaceae (43, 55)	Bifidobacterium (28, 39, 50, 55)	adolescentis (50)

The studies follow the numbering used in Table 3.