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Lichen-associated bacteria transform antibacterial usnic acid to products of lower antibiotic activity - ScienceDirect
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Usnic acid and Triacylglycerides Production by the Cultured Lichen Mycobiont of Ramalina celastri | Semantic Scholar
222. Lichen acids. Part III. The constitution of barbatic acid and the syntheses of isorhizonic acid and methyl barbatate - Journal of the Chemical Society (Resumed) (RSC Publishing)
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Map Lichen (Rhizocarpon geographicum) growing on hard acid rock of slate slabs, Cwm Orthin, Blaenau Ffestiniog, Gwynedd, North Wales, march - SuperStock
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A -TLC plate showing several lichen substances in Solvent C; salazinic... | Download Scientific Diagram
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Toxicity of Usnic Acid from Cladonia substellata (Lichen) to embryos and adults of Biomphalaria glabrata - ScienceDirect
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