Table 2.
Main findings of gut microbial populations changing associated with obesity.
| Subjects’ Characteristics | Implicated microbiota | References |
|---|---|---|
| Pregnant Participants with obesity (Finland) | Bacteroides group ↑/Staphylococcus group ↑ | [46] |
| Participants with obesity (Germany) | Bifidobacterium ↓/Clostridium leptum ↓/Methanobrevibacter ↓/Firmicutes ↓/Bacteroidetes ↑ | [47] |
| Participants with obesity (Chinese) | Clostridium perfringens ↓/Bacteroides ↓ | [48] |
| Children participants with obesity (India) | Faecalibacterium prausnitzii ↑ | [49] |
| Children participants with obesity (Belgium) | Bacteroides vulgates ↓/Lactobacillus spp. ↑ | [50] |
| Adolescents participants with overweight/ and obesity (Spain) | Bacteroides fragilis ↑/Lactobacillus groups ↑/Clostridium coccoides ↓/ Bifidobacterium longum ↓/Bifidibacterium adolescentis ↓ | [51] |
| Children participants with obesity (Italy) | family Ruminococcaceae ↑/family Bacteroidaceae ↓ | [52] |
| Participants with obesity (Chinese) | Akkermansia muciniphila ↓/Fecalibacterum prausnitzii ↓/Bacteroides uniformis ↓/Bacteroides ovatus ↓/Ruminoccoccus torques ↑/Fusobacterium ulcerans ↑ | [53] |
| Female participants with obesity (Chinese) | Roseburia spp. ↓/Lachnospira spp. ↓/Clostridiales spp. ↓/Faecalibacterium spp. ↓/family Lachnospiraceae ↓ | [54] |
| Participants with obesity (Germany) | genus Akkermansia ↓/genus Dialister ↓/genus Prevotella ↑/genus Megamonas ↑/genus Phascolarctobacterium ↑ | [55] |
| Male Sprague-Dawley rats (HFD-induced obesity) | phylum Firmicutes ↑/phylum Proteobacteria ↑/phylum Actinobacteria ↑/phylum Bacteroites ↓ | [56] |
| Leptin-deficient ob/ob mice (C57BL/6J) | Bacteroides ↓/Firmicutes ↑ | [57] |
| Leptin-deficient ob/ob mice (C57BL/6J) | genus Akkermansia ↓/genus Dubosiella ↓/genus Muribaculaceae ↓/genus Turicibacter ↑/genus Lactobacillus ↑/genus Coriobacteriaceae ↑ | [58] |
Increased Bacteroides fragilis group (P = 0.001) and Lactobacillus group (P = 0.030) counts, and to decreased Clostridium coccoides group (P = 0.028), Bifidobacterium longum (P = 0.031), and Bifidobacterium adolescentis (P = 0.044) counts.