Faecalibacterium

RANK: Genus

TAXONOMY: Bacteria -> Terrabacteria group -> Firmicutes -> Clostridia -> Clostridiales -> Ruminococcaceae -> Faecalibacterium

OVERVIEW:

'Faecalibacterium' is a genus of bacteria. Its sole known species, 'Faecalibacterium prausnitzii', is an important commensal bacterium of the human gut flora. This bacteria is considered beneficial and is one of the most prevalent intestinal bacterial species in healthy adults. The reduction of this bacteria in the gut (as measured by analyzing bacteria in fecal samples) is seen in several diseases, including Intestinal Bowel Disease (IBD). This bacteria has also been found to be anti-inflammatory. Babies with a higher risk of asthma presented lower levels of four bacteria in their feces samples in comparison with the infants who did not show any symptoms. Those bacteria were identified as Faecalibacterium, Lachnospira, Veillonella and Rothia - known all together as FLVR. A high animal meat, high animal fat, high sugar, highly processed foods, and low fiber diet (the typical westernized diet) lowers F. prausnitzii numbers, while a high-fiber, low meat diet increases F. prausnitzii numbers.Scientists at Catholic University of Louvain in Belgium recently showed that adding inulin, a fermentable fiber, to the diet of obese women increased counts of F. prausnitzii and other clostridial bacteria.

This genus contains microbial species that can reside in the human gastrointestinal tract. [PMC 4262072] Decrease in metabolic disorders.


Keystone
Gut associated
Beta Galactosidase
Beta Glucosidase
Amylolytic
Butyrate producer
Microbial Abundance Data: Faecalibacterium
Percent of total population with standard deviation [PMID: 22698087]. Percentages > 1% highlighted.
Buccal
Mucosa
Keratinized
Gingiva
Hard
Palate
Throat
Tonsils
Saliva
Stool
0.007 %
(0.021)
0.003 %
(0.013)
0.035 %
(0.185)
0.027 %
(0.151)
0.001 %
(0.005)
0.009 %
(0.032)
4.580 %
(5.185)
DESCENDANTS
INTERACTIONS
Faecalibacterium enhances growth of
  • Anaerostipes
  • Bacteroidales
  • Bacteroides
  • Odoribacter
  • Peptococcaceae
  • Roseburia

  • Faecalibacterium inhibits growth of
  • Adlercreutzia
  • Alistipes
  • Bifidobacterium
  • Blautia
  • Campylobacteraceae
  • Clostridiales Family XIII. Incertae Sedis
  • Clostridiales incertae sedis
  • Clostridium
  • Collinsella
  • Coprococcus
  • Coriobacteriales
  • Dialister
  • Dorea
  • Erysipelotrichaceae
  • Lachnospiraceae
  • Porphyromonas
  • Prevotella
  • Ruminococcaceae
  • Ruminococcus

  • Faecalibacterium growth inhibited by
  • Acetivibrio
  • Acidaminococcus
  • Adlercreutzia
  • Akkermansia
  • Alcaligenaceae
  • Alistipes
  • Bacteroidales
  • Bacteroides
  • Bifidobacterium
  • Bilophila
  • Blautia
  • Campylobacteraceae
  • Catabacteriaceae
  • Clostridiales
  • Clostridiales Family XIII. Incertae Sedis
  • Clostridiales incertae sedis
  • Clostridium
  • Collinsella
  • Coprococcus
  • Coriobacteriales
  • Desulfovibrio
  • Dialister
  • Dorea
  • Enterobacteriaceae
  • Erysipelotrichaceae
  • Escherichia
  • Eubacterium
  • Faecalibacterium
  • Holdemania
  • Lachnobacterium
  • Lachnospira
  • Lachnospiraceae
  • Odoribacter
  • Oscillospira
  • Oxalobacter
  • Parabacteroides
  • Peptococcaceae
  • Peptoniphilus
  • Phascolarctobacterium
  • Porphyromonadaceae
  • Porphyromonas
  • Prevotella
  • Rikenellaceae
  • Roseburia
  • Rubrivivax
  • Ruminiclostridium
  • Ruminococcaceae
  • Ruminococcus
  • Streptococcus
  • Turicibacter
  • Veillonella
  • METABOLOMICS   
    Substrates/ Growth Factors
  • Raffinose
  • D-Glucose
  • Galacturonic acid
  • Riboflavin
  • Arabinogalactan
  • Stachyose (soy oligosaccharide)
  • N-Acetyl-D-glucosamine
  • Inulin
  • Acetate
  • Pectin

  • Metabolic Endproducts
  • D-lactate
  • Butyrate
  • Formate

  • Growth Inhibited by
  • Chemotherapy
  • High sugar diet
  • High fat diet
  • High animal protein diet
  • Gallate [parent]
  • Omega 3 fatty acids
  • Fructo-oligosaccharides
  • Bile salts
  • Resistant starch (type IV)
  • High animal fat diet
  • Low fiber diet
  • Low FODMAP diet
  • Flaxseed
  • High processed foods diet
  • Navy bean (Cooked)

  • Growth Enhanced By
  • Fasting
  • Epinephrine
  • Resistant starch (type III)
  • Saccharomyces boulardii [parent]
  • Quercetin w. Resveratrol [parent]
  • Red wine
  • Arabinogalactan
  • Low processed foods diet
  • High fiber diet
  • Jerusalem artichoke
  • Low animal protein diet
  • Walnuts [parent]
  • Chicory
  • Inulin
  • Dopamine
  • Berberine [parent]

  • Antibiotic Resistance
  • Tetracycline (tetw)