Usnic Acid
ANTIMICROBIAL ACTIVITY OF ACETONE EXTRACT AND USNIC ACID CONSTITUENT OF LICHEN USNEA LONGISSIMA (ACH.)
... Based on Figure 11 shows that the usnic acid provides a relatively large extent of B. cereus inhibition zone compared to acetone extract. At 1.0 and 0.5 mg/mL concentrations the usnic acid ...
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Solid Dispersion of Usnic Acid–HPMC 2910 Prepared by Spray Drying and Freeze Drying Techniques
... Usnic acid is a dibenzofuran derivate produced by some lichens species primarily Usnea ...(BCS), usnic acid belongs to class II that has high permeability but low ...of usnic ...
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FABRICATION, CHARACTERIZATION AND PHARMACOLOGICAL ACTIVITY OF USNIC ACID LOADED NANOPARTICLES
... study usnic acid loaded nanoparticles were prepared by nanoprecipitation method with sonication technique with biodegradable polymer PLGA exhibited controlled drug release for 24 ...hours. Usnic ...
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ASSESSMENT OF THE SAFETY VERSUS NEPHROTOXICITY OF USNIC ACID IN RATS: BIOCHEMICAL AND HISTOPATHOLOGICAL STUDIES
... investigated. Usnic acid (UA), a secondary metabolite of certain lichens, was reported to exert hepatotoxic and cardiotoxic ...Results: Usnic acid at a low dose showed slight insignificant ...
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Effect of Milling on Physicochemical Properties of Usnic Acid Isolated from Usnea sp.
... of usnic acid and milled usnic acid at the same magnifications is presented in Figure ...isolated usnic acid looks like rod, while the usnic acid after milling ...
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SYNTHESIS AND CHARACTERIZATION OF GRAPHENE USNIC ACID CONJUGATE MICROSPHERES AND ITS ANTIBACTERIAL ACTIVITY AGAINST STAPHYLOCOCCUS AUREUS
... that usnic acid microspheres graphene and conjugate microspheres possess antibacterial activity against ...individual usnic acid and graphene. CONCLUSION: Graphene-usnic acid ...
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Development and validation of a reliable LC–MS/MS method for quantitative analysis of usnic acid in Cladonia uncialis
... Usnic acid (UA) is one of the most common and most studied lichen-specific secondary metabolites and is taxonomically widely distributed in species of Clado- nia, Usnea, Lecanora, Ramalina, Evernia, members ...
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Cliostomum spribillei (Ramalinaceae, lichenized Ascomycetes), a new species from western North America
... Usnic acid is also diagnostic (i.e., constant and present as a major substance in more than trace amounts) for three additional species, i.e., C. coppinsii Fryday & Kantvilas, C. corrugatum (Ach.: Fr.) ...
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In Vitro Efficacy of the Ankaferd Galenic Hemostatic Extract as a Germicidal Agent
... that usnic acid has an insufficient germicidal effect after 15 min, whereas beta- dine, savlosol, and 96% alcohol solutions have a sufficient germicidal effect after 15 min; the savlosol solution was the ...
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STUDY ON EXTRACTS OF PARMELIA PERLATA ACH. FOR ITS ANTIMICROBIAL POTENTIAL AGAINST CERTAIN MICROORGANISMS
... %), usnic acid (0.3 %), salazinic acid (3.8 %), lecanoric acid and protolichesteric acid 6,7 .... Usnic acid inhibits gram positive bacteria such as ...
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The Physiology of Sea Urchin Spermatozoa
... Two examples of the alleged physiological differences between dense and dilute sea-urchin sperm suspensions are: 1 Nelson 1948 stated that usnic acid stimulated the respiration of dense [r] ...
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Chemical variation of Usnea longissima Ach. in the central Oregon Coast Range
... Chemotypes in the Oregon Coast Range appear to differ from those in British Columbia in their relative dominance and chemical make-up. The chemicals that we found in our samples were a subset of the secondary chemical ...
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Antidermatophytic Activity of the Fruticose Lichen Usnea orientalis
... Acetic acid (5 mL)) and Solvent C (Toluene (170 mL): Acetic acid (30 mL)) was used as mobile phase, whereas silica-coated aluminum plate (TLC Silica gel 60 F254, Merck KGaA, Germany) was used as stationary ...
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GASTRO PROTECTIVE EFFECTS OF USNEA LONGISSIMA METABOLITES ON PROBIOTIC LACTOBACILLUS CASEI
... RESULTS: Usnic acid showed significant ulcer protective effect, and it showed better positive effect when it was given with ...ulcer. Usnic acid supplemented ...casei, usnic ...
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ANTIBACTERIAL AND ANTIFUNGAL ACTIVITY OF THREE RAMALINA SPECIES
... Lichens are an association of a photobiont (an alga or a cyanobacterium) and a mycobiont (a fungus). The lichen genus Ramalina is one of the cosmopolitan lichen genera and is characterized by fruticose thallus. In the ...
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Metabolomics approach reveals annual metabolic variation in roots of Cyathula officinalis Kuan based on gas chromatography–mass spectrum
... d-glyceric acid (detail see Additional file ...pyruvic acid and phos- phoglyceraldehyde, which were used in the biosynthesis pathways of terpenoids ...
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Gas Chromatography-Mass Spectrometry Analysis of the Anti-MRSA Fractions of Chromolaena odorata (L.) R.M. King & H. Rob. leaves
... identified in the eight fractions in this study) and decanoic acid (identified in five fractions) (Table 2). In this study, it appears that the major chemical compounds responsible for the anti-MRSA activity of C. ...
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... CE Berryman et al have found that almonds have a consistent LDL- cholesterol lowering effect in healthy individuals and in individuals with high cholesterol and diabetes, in the controlled and free – living settings. ...
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Natural Antioxidant Changes in Fresh and Dried celery (Apium graveolens)
... chlorogenic acid, syringic acid, caffeine , p- coumaric acid, ferulic acid, salycilic acid, cinnamic acid, chrysin, pyrogallol , ellagic acid , catechin and caffeic ...
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Journal of Applied Pharmaceutical Science
... quinic acid, the peak 5 has shown an m/z of 353 which is the indication of chlorogenic acid, the peak 8 has shown an m/z of ...tr-caffeic acid, the peak 10 has shown an m/z of ...p-coumaric ...
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