TABLE 1.
Table presenting results of statistically significant (p < 0.05) changes in abundance of bacterial taxa in faecal samples between Parkinson’s disease patients (PD) and healthy controls (HCs).
| Studys | Increased in PD patient faeces | Decreased in PD patient faeces |
| Scheperjans et al. (2015) | Family: Lactobacillaceae, Verrucomicrobiaceae, Bradyrhizobiaceae, Ruminococcaceae | Family: Prevotellaceae, Clostridiales i.s. IV |
| Keshavarzian et al. (2015) | Phylum: Bacteroidetes, Proteobacteria, Verrucomicrobia Family: Bacteroidaceae, Clostridiaceae, Verrucomicrobiaceae Genus: Akkermansia, Oscillospira, Bacteroides |
Phylum: Firmicutes Family: Lachnospiraceae, Coprobacillaceae Genus: Blautia, Coprococcus, Dorea, Roseburia |
| Hasegawa et al. (2015) | Genus: Lactobacillus | Species: Bacteroides fragilis, Clostridium coccoides, Clostridium leptum |
| Unger et al. (2016) | Family: Enterobacteriaceae Genus: Bifidobacterium |
Phylum: Bacteroidetes Family: Lactobacillaceae, Enterococcaceae Species: Faecalibacterium prausnitzii |
| Bedarf et al. (2017) | Phylum: Firmicutes, Verrucomicrobiaceae Genus: Unclassified Firmicutes, Akkermansia |
Family: Erysipelotrichaceae, Prevotellaceae Genus: Eubacterium, Prevotella |
| Hill-Burns et al. (2017) | Family: Bifidobacteriaceae, Christensenellaceae, Lactobacillaceae, Tissierellaceae, Verrucomicrobiaceae Genus: Akkermansia, Lactobacillus, Bifidobacterium |
Family: Lachnospiraceae, Pasteurellaceae |
| Hopfner et al. (2017) | Family: Lactobacillaceae*, Barnesiellaceae, Enterococcaceae | n/a |
| Petrov et al. (2017) | Genus: Bifidobacterium, Catabacter, Christensenella, Lactobacillus, Oscillospira | Genus: Bacteroides, Dorea, Faecalibacterium, Prevotella |
| Li et al. (2017) | Phylum: Proteobacteria, Actinobacteria Family: Enterobacteriaceae, Veillonellaceae, Erysipelotrichaceae, Coriobacteriaceae, Streptococcaceae, Moraxellaceae, and Enterococcaceae Genus: Acidaminococcus, Acinetobacter, Enterococcus, Escherichia–Shigella, Megamonas, Megasphaera, Proteus, Streptococcus |
Phylum: Bacteroidetes Genus: Blautia, Faecalibacterium, Ruminococcus |
| Heintz-Buschart et al. (2018) | Phylum: Verrucomicrobia Class: Verrucomicrobiae Order: Verrucomicrobiales Genus: Akkermansia |
n/a |
| Lin et al. (2018) | Family: Eubacteriaceae, Bifidobacteriaceae, Aerococcaceae, Desulfovibrionaceae | Phylum: Firmicutes, Tenericutes, Euryarchaeota Family: Streptococcaceae, Methylobacteriaceae, Comamonadaceae, Halomonadaceae, Hyphomonadaceae, Brucellaceae, Xanthomonadaceae, Lachnospiraceae, Actinomycetaceae, Sphingomonadaceae, Pasteurellaceae, Micrococcaceae, Intrasporangiaceae, Methanobacteriaceae, Idiomarinaceae, Brevibacteriaceae, Gemellaceae |
| Qian et al. (2018) | Genus: Clostridium IV, Sphingomonas, Holdemania, Clostridium XVIII, Butyricicoccus, Anaerotruncus, Aquabacterium | n/a |
| Barichella et al. (2019) | Phylum: Proteobacteria, Verrucomicrobia Family: Enterobacteriaceae, Verrucomicrobiaceae, Bifidobacteriaceae, Christensenellaceae, Coriobacteriaceae, Lactobacillaceae Genus: Akkermansia |
Family: Lachnospiraceae |
| Li et al. (2019) | Family: Ruminococcaceae, Verrucomicrobiaceae, Porphyromonadaceae, Hydrogenoanaerobacterium, Lachnospiraceae NK4A | Family: Bacteroides, Prevotellaceae |
| Pietrucci et al. (2019) | Family: Lactobacillaceae, Enterobacteriaceae, Enterococcaceae | Family: Lachnospiraceae |
| Vidal-Martinez et al. (2020) | Family: Verrucomicrobiaceae Genus: Akkermansia |
n/a |
| Ren et al. (2020) | PD-MCI (mild cognitive impairment) Vs. PD-NC (normal cognition) and HC: Genus: Blautia, Ruminococcus PD-NC vs. PD-MCI and HC: Family: Rikenellaceae Genus: Alistipes, Barnesiella, Butyricimonas, Odoribacter |
n/a |
| Zhang et al. (2020) | Phylum: Firmicutes, Actinobacteria, Verrucomicrobia Genus: Oscillospira, Akkermansia |
Phylum: Bacteroidetes, Fusobacteria Genus: Fusobacterium |
*Further statistical analysis rendered change non-statistically significant.