{"doi":"10.1002/ppap.202000108","title":"Extracellular polymeric substance‐mediated tolerance of <i>Pseudomonas aeruginosa</i> biofilms to atmospheric pressure nonthermal plasma treatment","abstract":"Abstract Pseudomonas aeruginosa is an opportunistic disease‐causing bacterium, with a number of strains exhibiting a mucus‐forming (mucoid) phenotype during infection, producing biofilms with a surrounding matrix containing alginate. Atmospheric pressure nonthermal plasmas (APNTP) are an emerging, potential approach to control biofilms across a range of medical and industrial applications. In this study, we examine the effect of plasma treatment on P. aeruginosa biofilms from clinical samples of cystic fibrosis patients, exhibiting both mucoid and non‐mucoid types. Biofilms of mucoid strains exhibit significantly elevated APNTP tolerance ( p &lt; .05). Endogenous alginate overproduction, as well as supplementation of P. aeruginosa cultures with exogenous alginate, results in significantly increased APNTP tolerance. Overall, this study shows how extracellular polymeric substance components mediate tolerance to APNTP, with significantly greater effects observed in mucoid strains.","journal":"Plasma Processes and Polymers","year":2020,"id":84991,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":8,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.9536,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2020-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":435464,"name":"Stephen A. Kelly","orcid":"0000-0002-8907-9661","position":1,"is_corresponding":false},{"id":435465,"name":"Thomas P. Thompson","orcid":"0000-0001-8125-2303","position":2,"is_corresponding":false},{"id":435466,"name":"Padrig B. Flynn","orcid":"0000-0003-2655-4717","position":3,"is_corresponding":false},{"id":435467,"name":"Michael M. Tunney","orcid":"0000-0002-7433-7074","position":4,"is_corresponding":false},{"id":435468,"name":"Brendan Gilmore","orcid":"0000-0001-7675-9062","position":5,"is_corresponding":false},{"id":435463,"name":"Nida Alshraiedeh","orcid":"0000-0002-4366-8532","position":0,"is_corresponding":true}],"reference_count":39,"raw_metadata":null,"created_at":"2026-07-18T21:56:02.794896Z","pmid":null,"pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}