Results 1 to 10 of about 5,316 (111)

Evaluation of Antimicrobial Properties of Lichen Substances against Plant Pathogens [PDF]

open access: yesThe Plant Pathology Journal, 2022
Plant pathogens pose major threats on agriculture and horticulture, causing significant economic loss worldwide. Due to the continuous and excessive use of synthetic pesticides, emergence of pesticide resistant pathogens has become more frequent.
Jaycee A. Paguirigan   +4 more
doaj   +2 more sources

Antifungal and Profungal Potentials of Acetone-Extracted Complexes of Lichen Substances on Macromycete Heterobasidion parviporum Mycelium Growth Dynamics—The First In Vitro Approach [PDF]

open access: yesMolecules
This study provides the first experimental evidence on how acetone-extracted lichen substances affect the mycelial growth of the pathogenic basidiomycete Heterobasidion parviporum.
Łukasz Furmanek   +7 more
doaj   +2 more sources

Oribatid mites like lichens—feeding preferences among three Cladonia species with different chemistry [PDF]

open access: yesScientific Reports
Lichens in general and members of the genus Cladonia in particular are known for their repertoire of chemical substances. These substances have been attributed various roles, including a role in the defence against herbivores.
Věra Vtípilová   +5 more
doaj   +2 more sources

High Diversity of Type I Polyketide Genes in Bacidia rubella as Revealed by the Comparative Analysis of 23 Lichen Genomes

open access: yesJournal of Fungi, 2022
Fungi involved in lichen symbioses produce a large array of secondary metabolites that are often diagnostic in the taxonomic delimitation of lichens.
Julia V. Gerasimova   +3 more
doaj   +1 more source

Influence of acid rain components on radiocesium-137 desorption from Cetraria islandica (L.) Ach. lichen [PDF]

open access: yesHemijska Industrija, 2012
Desorption of 137Cs from Cetraria islandica (L.) Ach. lichen was performed by five consecutive desorptions with five identical solution volumes. Solutions of H2SO4, HNO3 and their mixtures, with pH 4.61, 5.15 and 5.75 were used for desorption.
Miljanić Šćepan S.   +2 more
doaj   +1 more source

Accumulation mechanisms of radiocaesium within lichen thallus tissues determined by means of in situ microscale localisation observation.

open access: yesPLoS ONE, 2022
Many lichens are well known to accumulate radiocaesium and, thus acting as biomonitors of contamination levels. However, the actual localisation and chemical forms of radiocaesium in contaminated lichens have not yet been elucidated because, despite ...
Terumi Dohi   +7 more
doaj   +1 more source

Pro-Apoptotic Potential of Pseudevernia furfuracea (L.) Zopf Extract and Isolated Physodic Acid in Acute Lymphoblastic Leukemia Model In Vitro

open access: yesPharmaceutics, 2021
Acute lymphoblastic leukemia (ALL) is the most frequently diagnosed type of leukemia among children. Although chemotherapy is a common treatment for cancer, it has a wide range of serious side effects, including myelo- and immunosuppression ...
Martin Kello   +7 more
doaj   +1 more source

Efects of Usnic, Barbatic and Fumarprotocetraric acids on Survival of Nasutitermes corniger (Isoptera: Termitidae: Nasutitermitinae)

open access: yesSociobiology, 2018
Lichens (Algal-Fungal association) synthesize unique chemical substances with different biological activities. Three pure lichen compounds were assayed to evaluate their potential insecticidal activity against the termite Nasutitermes corniger on Petri ...
Monica C B Martins   +9 more
doaj   +1 more source

Herbicidal and Plant-growth Stimulating Effects of Phenolic Compounds Isolated from Lichens

open access: yesOrbital: The Electronic Journal of Chemistry, 2015
The depsides atranorin (7) and diffractaic acid (1), the depsidones hypostictic (2) protocetraric (3), salazinic (4) acids, the xanthone secalonic acid (5), and usnic acid (6) were evaluated for their phytotoxic potentials against the target species ...
Marize Terezinha L. Pereira Peres   +3 more
doaj   +3 more sources

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