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Figure 2. A. muciniphila and its (A) secreted and outer membrane proteins, (B) metabolites and (C) cell envelope fragments with their associated receptors and putative effects on the host. Diacyl PE: Diacyl phosphatidylethanolamine; FFAR2/3: free fatty acid receptor 2/3; HCAR2: hydroxycarboxylic acid receptor 2; ICAM2: intercellular adhesion molecule 2; NOD1/2: nucleotide-binding oligomerization domain 1/2; NF-κB: nuclear factor kappa-light-chain-enhancer of activated B cells; OLFR78: olfactory receptor 78; PG: peptidoglycan; TGR5: Takeda G protein-coupled receptor 5; TLR2: Toll-like receptor 2; PAS: pilus-associated signaling protein. This figure was partly generated using Servier Medical Art, licensed under a Creative Commons Attribution 3.0 unported license.