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Investigation of the antibacterial activity of Rhamnus cathartica L. and its anti-QS potential on Pseudomonas aeruginosa PAO1

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dc.creator IBRAHIM, Bashar
dc.creator ÖNEM, Ebru
dc.creator MUHAMMED, Muhammed Tılahun
dc.creator Reis, Ahu
dc.creator ARIN, Ulaş Evren
dc.date 2025-01-01T00:00:00Z
dc.date.accessioned 2025-02-25T10:22:56Z
dc.date.available 2025-02-25T10:22:56Z
dc.identifier 5f70fb33-9d4a-4573-9653-828032359cac
dc.identifier 10.1080/14786419.2024.2444568
dc.identifier https://avesis.sdu.edu.tr/publication/details/5f70fb33-9d4a-4573-9653-828032359cac/oai
dc.identifier.uri http://acikerisim.sdu.edu.tr/xmlui/handle/123456789/99896
dc.description The study aims to evaluate the Quorum Sensing (QS) system inhibition against some Gram-positive and Gram-negative bacteria detected by molecular modeling of R. cathartica L. plant extract. R. cathartica L. methanol extract was evaluated in vitro. R. cathartica L. extract was observed to have antimicrobial activity against Gram-positive and Gram-negative bacteria at different rates (11.3 mm–16 mm). The inhibitory effect of R. cathartica L. extract on P. aeruginosa PAO1 (elastase 61%, pyocyanin 18%, and biofilm 61%) was recorded moderately. Phytochemical analysis revealed that the main component of the extract is kaempferol. Therefore, the binding potential of kaempferol on QS system receptors was investigated via molecular docking. Computational analysis showed that kaempferol can inhibit the QS system by preventing competitive ligands from connecting to LasR. It may provide a new way to use R. cathartica L. seed extract as a green antibacterial agent.
dc.language eng
dc.rights info:eu-repo/semantics/openAccess
dc.title Investigation of the antibacterial activity of Rhamnus cathartica L. and its anti-QS potential on Pseudomonas aeruginosa PAO1
dc.type info:eu-repo/semantics/article


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