Lichens: a promising source of antibiotic and anticancer drugs

G Shrestha, LL St. Clair - Phytochemistry reviews, 2013 - Springer
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 …

Lichens: An update on their ethnopharmacological uses and potential as sources of drug leads

OT Adenubi, IM Famuyide, LJ McGaw… - Journal of …, 2022 - Elsevier
Ethnopharmacological relevance Lichens, a unique symbiotic association between an
alga/cyanobacterium and a fungus, produce secondary metabolites that are a promising …

Review of Usnic Acid and Usnea Barbata Toxicity

L Guo, Q Shi, JL Fang, N Mei, AA Ali… - … Science and Health …, 2008 - Taylor & Francis
Usnic acid is a prominent secondary lichen metabolite that has been used for various
purposes worldwide. Crude extracts of usnic acid or pure usnic acid have been marketed in …

Usnea sp.: Antimicrobial potential, bioactive compounds, ethnopharmacological uses and other pharmacological properties; a review article

A Sepahvand, E Studzińska-Sroka, P Ramak… - Journal of …, 2021 - Elsevier
Ethnopharmacological relevance Usnea sp. is a fruticose thalli lichen with interesting
medicinal properties. Since ancient times, Usnea sp. has been used in traditional medicine …

Phenolic Secondary Metabolites and Antiradical and Antibacterial Activities of Different Extracts of Usnea barbata (L.) Weber ex FHWigg from Călimani Mountains …

V Popovici, L Bucur, CE Gîrd, A Popescu, E Matei… - Pharmaceuticals, 2022 - mdpi.com
Phenolic compounds represent an essential bioactive metabolites group with numerous
pharmaceutical applications. Our study aims to identify and quantify phenolic constituents of …

Usnic acid: From an ancient lichen derivative to promising biological and nanotechnology applications

DCS Macedo, FJF Almeida, MSO Wanderley… - Phytochemistry …, 2021 - Springer
Among the various compounds of natural origin, usnic acid (UA) is one of the best studied. It
has several pharmacological activities, standing out as an antimicrobial, antitumor, antiviral …

Parmeliaceae family: phytochemistry, pharmacological potential and phylogenetic features

MP Gómez-Serranillos, C Fernández-Moriano… - Rsc Advances, 2014 - pubs.rsc.org
Parmeliaceae is the largest family of lichenized fungi comprising about 2700 species
distributed in about 80 genera. A wide array of secondary metabolites including depsides …

Virtual screening-based identification of potent DENV-3 RdRp protease inhibitors via in-house usnic acid derivative database

M Roney, AKMM Huq, K Rullah, HA Hamid… - Journal of …, 2021 - World Scientific
Dengue virus (DENV) is the causative agent of dengue fever, dengue hemorrhagic disease
and dengue shock syndrome (DSS), transmitted predominantly in tropical and subtropical …

The genus Usnea: A potent phytomedicine with multifarious ethnobotany, phytochemistry and pharmacology

BS Paliya, R Bajpai, V Jadaun, J Kumar, S Kumar… - RSC …, 2016 - pubs.rsc.org
The genus Usnea Adans.(Parmeliaceae; lichenized Ascomycetes) is a typical group of
mostly pale grayish-green fruticoselichens that grow as leafless mini-shrubs. More than 360 …

Elemental Analysis and In Vitro Evaluation of Antibacterial and Antifungal Activities of Usnea barbata (L.) Weber ex FH Wigg from Călimani Mountains, Romania

V Popovici, L Bucur, SI Calcan, EI Cucolea, T Costache… - Plants, 2021 - mdpi.com
This study aims to complete our research on Usnea barbata (L.) Weber ex FH Wigg (U.
barbata) from the Călimani Mountains, Romania, with an elemental analysis and to explore …