Müller H G, Diekmann H
Arch Microbiol. 1977 Jun 20;113(3):243-6. doi: 10.1007/BF00492031.
A 1.6-11.8% incorporation of labelled glycine and serine into ferrichrome, ferricrocin and ferrichrysin has been achieved with four strains of Aspergillus in vivo. Cell-free extracts of Aspergillus fumigatus and A. quadricinctus capable of cyclohexa-peptide biosynthesis have been prepared.