Review Article

Lipid-Induced Mechanisms of Metabolic Syndrome

Table 1

Family of FFARs and their ligands.

Free fatty acid receptorsExpressionLigand

FFAR1 (GPR40)Nerve cells, immune cells, adipocytes, pancreatic β-cells, smooth muscle cells of respiratory tractMedium-chain fatty acids and long-chain fatty acids
FFAR2 (GPR43)Nerve cells, immune cells, adipocytes, pancreatic β-cells, intestinal epithelial cells, airway epithelial cellsShort-chain fatty acids
FFAR3 (GPR41)Nerve cells, immune cells, adipocytes, pancreatic β-cells, intestinal epithelial cells, airway epithelial cellsShort-chain fatty acids
FFAR4 (GPR120)Nerve cells, adipocytes, immune cells, pancreatic β-cells, cells of the intestineMedium-chain fatty acids and long-chain fatty acids