Production of cladosporols

Production of cladosporols refers to the biosynthetic pathway within the fungus Cladosporium tenuissimum (formerly Cladosporium cladosporioides) that yields secondary metabolites known as cladosporols [1]. Cladosporol A, the most significant metabolite in this class, functions as a natural ligand and agonist for the human Peroxisome Proliferator-Activated Receptor gamma (PPARγ), a nuclear receptor involved in the regulation of lipid metabolism and cellular differentiation [2]. Research indicates that cladosporols exert potent antiproliferative effects on colorectal and prostate cancer cells by inducing G1-phase cell cycle arrest and stimulating the proteasomal degradation of oncogenic beta-catenin [3, 4]. Furthermore, these compounds have been observed to inhibit adipogenesis by downregulating critical differentiation factors such as C/EBPα and the PPARγ receptor itself [5]. Because the term describes a biological process rather than a specific therapeutic molecule (such as a receptor or enzyme), it is not a standard drug target; the human PPARγ receptor is the actual molecular target through which the compounds generated by this process exert their effects [2, 5].

Other names

Cladosporol biosynthesisCladosporol biosynthetic pathwaySecondary metabolism of Cladosporium tenuissimum

Cladosporols produced by this pathway act as natural agonists of the Peroxisome Proliferator-Activated Receptor gamma (PPARγ), leading to inhibition of the beta-catenin/TCF pathway and subsequent cell cycle arrest.