Impacts of some plant extracts and how effectively they work against Pseudomonas aeruginosa: Review article

Main Article Content

Assala Arkan Jawad
Ghinwa S. Majid
Zina F H Al-Obaidi

Abstract

One way that pathogens develop resistance to pharmaceuticals is by forming biofilms, which are 3-D communities of bacteria. As a result, there is considerable interest in identifying new antibiofilm agents from nature that can be used to treat these infections. This review looked at a very common antibiotic-resistant bacterium (Pseudomonas aeruginosa) that is a major contributor to human disease because it produces large amounts of biofilm and is a huge contributor to antibiotic resistance in humans. Pseudomonas aeruginosa produces many virulence factors and has many virulence-associated genes that make it very troublesome for health care providers because the morbidity and mortality associated with Pseudomonas aeruginosa infections are exceedingly high. Treatments focusing on the inhibition of virulence factors are generally more effective than antibiotics at reducing Pseudomonas aeruginosa virulence. The primary goal of this review was to evaluate how ginger, coriander leaf, Gardenia, algae, Terminalia bellerica, and eucalyptus extracts affect quorum-sensing (QS)-associated virulence factors and biofilm formation in clinical isolates of antibiotic-resistant Pseudomonas aeruginosa. Results indicated that the extracts significantly decreased the protease activity, pyocyanin production, and concentration of exotoxin A produced by the isolates. All clinical isolates exhibited substantially reduced swarming and swimming motility and produced far less biofilm.

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1.
Jawad A, Majid G, Al-Obaidi Z. Impacts of some plant extracts and how effectively they work against Pseudomonas aeruginosa: Review article. BJBMB [Internet]. 2026 Apr. 27 [cited 2026 Apr. 28];3(1):86-90. Available from: https://bjbmb.org/index.php/bjbmb/article/view/81

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