##article.highlights##
- Lanosterol derivates from Pisolithus arhizus
- Secondary metabolites from mycelium of Pisolithus arhizus
- Secondary metabolites from one ectomycorrhizal fungus
Abstract
Mycorrhizal fungi can be found in association with the roots of many plants, including almost all tree species such as the Pinaceae family. Some triterpene derivatives of lanosterol have been isolated both in the mycelium as well as in the fruiting bodies of the ectomycorrhizal fungus Pisolithus arhizus. In order to determine, what type of compounds can be found as well as any possible ecological implications involved in the case of a Mexican strain cultivated under asymbiotic conditions in the present research work, a strain isolated from P. arhizus from pine woods from Oaxaca was grown under laboratory conditions. These results confirm that the strain isolated from the forests of Mexico presents the same type of triterpenes unfunctionalized at carbon-23 in the in vitro liquid fermentation of mycelium, like other strains from forests in Europe and Brazil, despite the fact that they we used a PDA medium culture instead of a half Melin-Norkrans medium culture.
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