Results 11 to 20 of about 207 (108)

Biosynthetic gene cluster synteny: Orthologous polyketide synthases in Hypogymnia physodes, Hypogymnia tubulosa, and Parmelia sulcata. [PDF]

open access: yesMicrobiologyopen, 2023
The new Parmelia sulcata genome from the metagenomic sample was evaluated with Hypogymnia physodes and Hypogymnia tubulosa to identify orthologous polyketide synthase (PKS)‐related biosynthetic gene clusters (BGC). The phylogenetic tree highlights the relation of investigated sequences.
Ahmad N   +6 more
europepmc   +2 more sources

Phytochemical Analysis, Cytotoxic, Antioxidant, and Antibacterial Activities of Lichens. [PDF]

open access: yesEvid Based Complement Alternat Med, 2020
Background. Lichens present a complex symbiotic relationship between a filamentous fungus, photoautotrophic partner (algae or cyanobacteria), and bacterial community. The Objective of the Study. This study aimed at investigating the chemical composition and cytotoxic, antioxidant, and antimicrobial activities of acetone extracts of Moroccan Evernia ...
Aoussar N   +14 more
europepmc   +2 more sources

Three overlooked species of Bacidia from insular Laurimacaronesia

open access: yesNordic Journal of Botany, Volume 39, Issue 3, March 2021., 2021
We discuss the taxonomy of three species of Bacidia occurring in insular Laurimacaronesia. Two of them, B. amylothelia (Vain.) Vain. and B. endoleucoides (Nyl.) Zahlbr., which were previously described from Angola and Madeira, respectively, are found here to belong in Bacidia s. str. (Ramalinaceae).
Stefan Ekman   +2 more
wiley   +1 more source

Contrasting responses of plant and lichen carbon‐based secondary compounds across an elevational gradient

open access: yesFunctional Ecology, Volume 35, Issue 2, Page 330-341, February 2021., 2021
A free Plain Language Summary can be found within the Supporting Information of this article. Abstract Vascular plants and lichens often produce a diversity of carbon‐based secondary compounds (CBSCs) to protect them against biotic and abiotic stresses.
Johan Asplund   +8 more
wiley   +1 more source

Air pollution affects lichen species richness, species density, relative growth form abundance and their secondary metabolite production: a case study in Kandy district, Sri Lanka

open access: yesRuhuna Journal of Science, 2021
Lichens are symbiotic associations between fungi and algae and/or cyanobacteria, consisting of three forms, viz: fruticose, foliose and crustose. Air pollution affects lichen diversity, percent cover, and density.
W.G.D.I. Gunawardana   +3 more
doaj   +1 more source

Comparative analyses of antioxidant, cytotoxic, and anti-inflammatory activities of different Cladonia species and determination of fumarprotocetraric acid amounts

open access: yesKahramanmaraş Sütçü İmam Üniversitesi Tarım ve Doğa Dergisi, 2021
In traditional medicine, Cladonia lichens are used for several disorders like hypertension, headaches, dizziness, cough, and menstrual disorders. The study aimed to determine the biological activities of 70% methanol extracts of nine Cladonia species from Turkey.
Zekiye KOCAKAYA   +2 more
openaire   +4 more sources

Notes on the chemical variation of the lichenized Ascomycota Cladia aggregata (Cladoniaceae) in the states of Paraná and Santa Catarina, Brazil

open access: yesActa Botânica Brasílica, 2013
The chemical compounds of Cladia aggregata from the states of Paraná and Santa Catarina were analyzed, resulting in five chemotypes. The chemotypes are as follows: barbatic and 4-O-demethylbarbatic acid; barbatic, 4-O-demethylbarbatic, and homosekikaic ...
Ana Marcia Charnei, Sionara Eliasaro
doaj   +1 more source

Bryoria forsteri (Lichenized Ascomycotina), a new species from Antarctica

open access: yesActa Societatis Botanicorum Poloniae, 2011
Bryoria forsteri Olech and Bystr. is described as new to science. The species is endemic to Antarctica and differs from its nearest relative Bryoria chalybeiformis (L.) Brodo and D. Hawksw.
Maria Olech, Jan Bystrek
doaj   +1 more source

Amelioration of anti-hepatotoxic effect by Lichen rangiferinus against alcohol induced liver damage in rats

open access: yesJournal of Ayurveda and Integrative Medicine, 2019
Background: Reindeer lichen, Lichen rangiferinus syn. or Cladonia rangiferina (L.) F. H. Wigg. (Cladoniaceae) has been traditionally reported as a remedy to treat fever, colds, arthritis as well as convulsions, liver infections, coughs, constipation, and
Ila Shukla   +4 more
doaj   +1 more source

The Antimicrobial Activity of Extracts of the Lichen Cladonia foliacea and Its (–)-Usnic Acid, Atranorin, and Fumarprotocetraric Acid Constituents

open access: yesZeitschrift für Naturforschung C, 2004
The antimicrobial activity of the chloroform, diethyl ether, acetone, petroleum ether, and ethanol extracts of the lichen Cladonia foliacea and its (-)-usnic acid, atranorin, and fumarprotocetraric acid constituents against 9 bacteria and fungi has been investigated.
Yılmaz, M.   +3 more
openaire   +4 more sources

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