Lichens produce different classes of phenolic compounds, including anthraquinones,
xanthones, dibenzofuranes, depsides and depsidones. Many of them have revealed …

Over the coming years, skin cancer could become a significant public health problem.
Previous results indicate that ursolic acid (UA), a pentacyclic triterpene acid, has pleiotropic …

Lichens are symbiotic associations between fungi and a photosynthetic alga and/or
cyanobacteria. Lichenized fungi have been found to produce a wide array of secondary …

Plants are still to be explored for new anti-cancer compounds because overall success in
cancer treatment is still not satisfactory. As a new possible source for such compounds, the …

Secondary metabolites present in lichens, which comprise aliphatic, cycloaliphatic, aromatic
and terpenic compounds, are unique with respect to those of higher plants and show …

Ursolic acid (UA), a natural pentacyclic triterpenoid compound, has been demonstrated to
induce apoptosis in various tumors. The aim of the present study was to elucidate the …

Lichens are valuable natural resources used for centuries throughout the world as medicine,
food, fodder, perfume, spices and dyes, as well as for other miscellaneous purposes. This …

The aim of this study is to investigate cytotoxic, proapoptotic, antimigratory and pro-
antioxidant effects of methanol, acetone and ethyl acetate extracts of lichens Pseudevernia …

Ursolic acid (UA), a naturally occurring pentacyclic triterpene acid found in many medicinal
herbs and edible plants, has been shown to trigger apoptosis in several lines of tumor cells …

The depside atranorin and depsidone fumarprotocetraric acid, isolated from the lichens
Stereocaulon alpinum and Cetraria islandica, respectively, were chosen as prototypes for …