Table 2.
Methodology of studies assessing the gut microbiota composition in cats with suspected or confirmed chronic enteropathies.
| Study | Animals | Samples | Microbiota analysis method |
|---|---|---|---|
| Benvenuti et al. (2024) | 13 pet cats with IBD; 7 pet cats with LGITL | Feces | 16S rRNA gene sequencing Primers for V3-V4 regions (341F/805R) |
| Garraway et al. (2018) | 14 pet cats with IBD; 14 pet cats with LGITL | Intestinal biopsies | Fluorescence in situ hybridization Universal bacterial probe Specific probes (Clostridium spp., Bacteroides/Prevotella group, Fusobacterium spp., Enterobacteriaceae, Helicobacter spp., Faecalibacterium spp.) |
| Inness et al. (2007) | 11 colony cats with IBD; 34 healthy colony cats | Feces | Fluorescence in situ hybridization Specific probes (Bifidobacterium spp., Bacteroides spp., C. histolyticum subgp., Lactobacillus-Enterococcus subgp., Desulfovibrio spp.) |
| Janeczko et al. (2008) | 17 pet cats with IBD; 10 healthy colony cats | Intestinal biopsies | Fluorescence in situ hybridization Universal bacterial probe Specific probes (Clostridium spp., Bacteroides/Prevotella group, Enterobacteriaceae, E. coli, Streptococcus spp., Helicobacter spp.) |
| Kathrani et al. (2022) | 42 pet cats with suspected or confirmed CE; 14 healthy pet cats | Feces | 16S rRNA gene sequencing Primers for V3-V4 regions |
| Marsilio et al. (2019) | 13 pet cats with IBD; 14 pet cats with LGITL; 38 healthy pet cats | Feces | 16S rRNA gene sequencing Primers for the V4 region (515F/806R) |
| Miller et al. (2023) | 6 pet cats with IBD; 6 pet cats with LGITL; 6 pet cats with uncharacterized CE; 14 healthy pet cats | Feces | 16S rRNA gene sequencing Primers for V3-V4 regions |
| Ramadan et al. (2014) | 15 colony cats with uncharacterized chronic diarrhea | Feces | 16S rRNA gene pyrosequencing Primers for the V1-V2 region |
| Suchodolski et al. (2015) | 29 pet cats with uncharacterized chronic diarrhea; 21 healthy pet cats | Feces | 16S rRNA gene sequencing Primers for the V4 region (515F/806R) |
| Sung et al. (2022) | 68 pet cats with IBD or LGITL; 80 healthy pet cats | Feces | Quantitative polymerase chain reaction Total bacteria + Specific groups (Bacteroides, Bifidobacterium, E. coli, Faecalibacterium, Fusobacterium, Streptococcus, Turicibacter, Blautia, Clostridium hiranonis) |
CE, chronic enteropathy; IBD, histologically confirmed inflammatory bowel disease; LGITL, histologically confirmed low-grade intestinal T-cell lymphoma.