WikiBiomeThe human microbiome encyclopediaRanked matches across titles, topics, categories, and article introductions, filtered to mechanism.
The gut-kidney axis describes the bidirectional relationship between the gut microbiome and kidney function. As kidney disease progresses, the resulting biochemical changes (uremia, altered pH, fluid shifts) reshape the gut microbiome. The dysbiotic microbiome, in turn,…
Indoxyl sulfate (IS) is a protein-bound uremic toxin produced through a two-step process: gut bacteria convert dietary tryptophan to indole, which is then absorbed and sulfated by hepatic sulfotransferases (SULT1A1). IS exemplifies how dysbiosis-driven metabolite overpr…
Microbiome-derived metabolites are small molecules made, consumed, or chemically transformed through activity in the gut microbiome and other host-associated communities. They connect community function to host biology, but the phrase covers several kinds of provenance:…
Mitochondrial dysfunction refers to the impairment of mitochondrial energy production, redox balance, and signaling functions. Mitochondria are the primary targets of heavy metal toxicity in human cells, and they are also the organelles most dependent on metal cofactors…
A microbial metabolite produced by gut bacteria through tyrosine fermentation that has emerged as one of the most consistent biomarkers linking gut dysbiosis to neurological and renal disease. p-Cresol (4-methylphenol) is a simple aromatic compound, but its effects are …
Urea is the substrate of urease. In the microbial systems covered by WikiBiome, urease hydrolyzes urea to ammonia and bicarbonate; those products can supply microbial nitrogen and help neutralize acidic environments maier 2019 nickel microbial pathogenesis. At a glance,…
Uremic toxins are metabolic waste products that accumulate in the blood when kidney function declines. A striking proportion of the most clinically significant uremic toxins are produced not by human metabolism but by the gut microbiome -- making the gut-kidney axis a c…