Lichens present a symbiotic association between two or more organisms. These unique
organisms produce many chemical compounds, known as secondary metabolites or lichen …

Context: Lichens are composite organisms consisting of a symbiotic association of a fungus
(the mycobiont) with a photosynthetic partner (the phytobiont), usually either a green alga or …

Lichens are complex symbiotic associations between fungi and algae which are important
constituents of many ecosystems. The production of various unique extracellular secondary …

The antioxidative, antimicrobial and antiproliferative potentials of the methanol extracts of
the lichen species Parmelia sulcata, Flavoparmelia caperata, Evernia prunastri …

Ethnopharmacological relevance Lichens, a unique symbiotic association between an
alga/cyanobacterium and a fungus, produce secondary metabolites that are a promising …

The aim of this study is to investigate in vitro antimicrobial and antioxidant activities of the
methanol extracts of Parmelia saxatilis (L) Ach., Platismatia glauca (L.) WL Club. & CF Culb …

This review is focused on the comparison of the biological and pharmacological activities of
usnic acid enantiomers. Most of the available data refer to (+)-usnic acid, while the left …

In this study, in vitro antimicrobial activity of the physodic acid, usnic acid, atranorin and
gyrophoric acid isolated from the lichens Hypogymnia physodes, Parmelia caperata …

Biofilm formation and the yeast to hyphal switch are considered to be important virulence
factors of Candida albicans. The present study reports about the potential of usnic acid, a …

Parietin was isolated from Xanthoria parietina (L.) Th. Fr.'(methanol: chloroform) extract,
using a silica column. 13 C NMR and 1H NMR were used to confirm the structure of the …