{"id":"W4386180744","doi":"10.1039/d3em00202k","title":"Impact of perfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS) on secondary sludge microorganisms: removal, potential toxicity, and their implications on existing wastewater treatment regulations in Canada","year":2023,"lang":"en","type":"review","venue":"Environmental Science Processes & Impacts","topic":"Per- and polyfluoroalkyl substances research","field":"Environmental Science","cited_by":9,"is_retracted":false,"has_abstract":true,"ca_institutions":"Toronto Metropolitan University","funders":"Social Sciences and Humanities Research Council of Canada; Natural Sciences and Engineering Research Council of Canada","keywords":"Perfluorooctanoic acid; Perfluorooctane; Environmental chemistry; Wastewater; Chemistry; Toxicity; Activated sludge; Sewage treatment; Microorganism; Sulfonic acid; Waste management; Environmental science; Environmental engineering; Sulfonate; Bacteria; Biology; Organic chemistry","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.0005162748,0.0008620869,0.001126074,0.0003691769,0.000674628,0.0001781261,0.0008359039,0.0001909065,0.0005146585],"category_scores_gemma":[0.0001236318,0.0006035383,0.0001761977,0.001392538,0.001330752,0.0006468382,0.0006185197,0.0004892807,0.00006245149],"about_ca_system_candidate":true,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.006842162,"about_ca_system_score_gemma":0.002164074,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.04218458,"about_ca_topic_score_gemma":0.07897002,"domain_scores_codex":[0.9955363,0.0001574911,0.0008165901,0.001414674,0.0008019556,0.001272975],"domain_scores_gemma":[0.9979488,0.0002302987,0.0004236814,0.0007357274,0.00001066874,0.0006507761],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.00006201553,0.0005448323,0.004164311,0.001204694,0.00009735257,0.000056506,0.001564701,0.0001609109,0.1318193,0.000003913727,0.00009357306,0.8602279],"study_design_scores_gemma":[0.008115225,0.01549813,0.5876401,0.02274274,0.001200768,0.005219419,0.00728398,0.0009590016,0.2386363,0.0007852172,0.1005927,0.01132646],"study_design_candidate":"design_other","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6251332,0.3727989,6.411176e-7,0.00005829873,0.00004276205,0.0008257338,0.0008208138,0.00002118099,0.0002985289],"genre_scores_gemma":[0.5292048,0.4703904,0.0000437625,0.00001730551,0.00002626077,0.00007079189,0.00007978475,0.00004975341,0.000117132],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.8489014,"threshold_uncertainty_score":0.9996416,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04034192058801448,"score_gpt":0.3108553013756616,"score_spread":0.2705133807876471,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}