Results 41 to 50 of about 1,268 (204)

Lichens: might be considered as a source of gastroprotective molecules? [PDF]

open access: yes, 2013
Indexación: Web of Science; ScieloABSTRACT Lichens are symbiotic relationship between fungi and algae or cyanobacteria. Secondary metabolites from lichens are known as lichen substances.
Areche, Carlos   +3 more
core   +2 more sources

Tinctoride A, a New Hopan‐Type Triterpenoic Peracid from the Thallus of Lichen Parmotrema Tinctorum (Despr. ex Nyl.) Hale

open access: yesJournal of Chemistry, Volume 2022, Issue 1, 2022., 2022
A new hopan‐type triterpenoic peracid, tinctoride A (1), together with three known compounds, zeorin (2), 6β,22‐dihydroxyhopane (3), and ergosterol peroxide (4), was isolated from Parmotrema tinctorum (Despr. ex Nyl.) Hale. Their chemical structures were identified by extensive 1D and 2D NMR analysis and high‐resolution mass spectroscopy and compared ...
Le-Thuy-Thuy-Trang Hoang   +12 more
wiley   +1 more source

Species boundaries in the messy middle—A genome‐scale validation of species delimitation in a recently diverged lineage of coastal fog desert lichen fungi

open access: yesEcology and Evolution, Volume 11, Issue 24, Page 18615-18632, December 2021., 2021
We investigate species boundaries and the potential for micro‐endemism for a charismatic genus of lichen fungi occurring in Baja California. Genome‐scale data support high species‐level diversity, along with high levels of endemism, while highlighting the problem of delimiting species, particularly in groups with complex, recent phylogeographic ...
Jesse Jorna   +13 more
wiley   +1 more source

Climate‐specific biosynthetic gene clusters in populations of a lichen‐forming fungus

open access: yesEnvironmental Microbiology, Volume 23, Issue 8, Page 4260-4275, August 2021., 2021
Summary Natural products can contribute to abiotic stress tolerance in plants and fungi. We hypothesize that biosynthetic gene clusters (BGCs), the genomic elements that underlie natural product biosynthesis, display structured differences along elevation gradients.
Garima Singh   +6 more
wiley   +1 more source

A Biosynthetic and Taxonomic Atlas of the Global Lichen Holobiont. [PDF]

open access: yesEnviron Microbiol
This analysis of 794 publicly available lichen shotgun metagenomic datasets, covering 467 unique lichen species from 34 countries, revealed that lichens are complex holobionts. They harbour a variety of fungal, algal, and bacterial players with remarkable biosynthetic capabilities.
Waterworth SC   +4 more
europepmc   +2 more sources

Pyridylnidulin exerts anti-diabetic properties and improves non-alcoholic fatty liver disease in diet-induced obesity mice

open access: yesFrontiers in Molecular Biosciences, 2023
Introduction: Non-alcoholic fatty liver disease (NAFLD) is one of the metabolic disorders related to the pathophysiology of type 2 diabetes mellitus (T2DM).
Sutharinee Likitnukul   +8 more
doaj   +1 more source

Lichen specific thallus mass and secondary compounds change across a retrogressive fire-driven chronosequence [PDF]

open access: yes, 2012
In the long-term absence of major disturbances ecosystems enter a state of retrogression, which involves declining soil fertility and consequently a reduction in decomposition rates.
Asplund, Johan   +2 more
core   +2 more sources

"Ramalina carminae" (Ascomycota: "Ramalinaceae"), una especie nueva de Europa [PDF]

open access: yes, 2011
Ramalina carminae is described as new to science. The new species is found in several localities in Portugal and Spain and in one locality in Sardinia (Italy).
Araújo, Elena   +2 more
core   +2 more sources

New depsidones and isoindolinones from the mangrove endophytic fungus Meyerozyma guilliermondii (HZ-Y2) isolated from the South China Sea

open access: yesBeilstein Journal of Organic Chemistry, 2015
Three new depsidones, botryorhodines E–G (1–3), and two new isoindolinones, meyeroguillines A and B (7 and 9), along with five known compounds were isolated from an endophytic fungus Meyerozyma guilliermondii, derived from the mangrove plant Kandelia ...
Senhua Chen   +5 more
doaj   +1 more source

Sample preparation for an optimized extraction of localized metabolites in lichens: Application to Pseudevernia furfuracea [PDF]

open access: yes, 2016
International audienceLichens are symbiotic organisms known for producing unique secondary metabolites with attractive cosmetic and pharmacological properties.
Bazureau, Jean-Pierre   +11 more
core   +3 more sources

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