Ho-Cheng Wu, Yih-Fung Chen, Ming-Jen Cheng, Ming-Der Wu, Yen-Lin Chen, Hsun-Shuo Chang
Monascus species are asexually or sexually reproduced homothallic fungi that can produce a red colorant, specifically the so-called red yeast rice or Anka, which is used as a food ingredient in Asia. Traditional experiences of using Monascus for treating indigestion, enhancing blood circulation, and health remedies motivate us to investigate and repurpose Monascus -fermented products. Here, two new 5 H -cyclopenta[ c ]pyridine type azaphilones, 5 S ,6 S -monaspurpyridine A ( 1 ) and 5 R ,6 R -monaspurpyridine A ( 2 ), two new xanthonoids, monasxanthones A and B ( 3 and 4 ), one new naphthalenone, monasnaphthalenone ( 5 ), and one new azaphilone, monapurpurin ( 6 ), along with two known compounds were isolated from the 70% EtOH extract of a citrinin-free domesticated strain M...
July 29, 2021: Journal of Fungi (Basel, Switzerland)