The chemical reactions and pathways resulting in the formation of the epipolythiodioxopiperazine gliotoxin, a poisonous substance produced by some species of fungi. [ http://www.ncbi.nlm.nih.gov/pubmed/18272357 GOC:di http://www.ncbi.nlm.nih.gov/pubmed/17574915 http://www.ncbi.nlm.nih.gov/pubmed/16333108 http://www.ncbi.nlm.nih.gov/pubmed/29966253 ]

Synonyms: gliotoxin synthesis gliotoxin biosynthesis gliotoxin anabolism gliotoxin formation