{"id":"W2977223394","doi":"10.3390/antibiotics8040165","title":"Stability of Biological Activity of Frozen β-lactams over Time as Assessed by Time-Lapsed Broth Microdilutions","year":2019,"lang":"en","type":"letter","venue":"Antibiotics","topic":"Antibiotics Pharmacokinetics and Efficacy","field":"Medicine","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University; Institute of Infection and Immunity; McGill University Health Centre","funders":"","keywords":"Ertapenem; Broth microdilution; Ceftazidime; Meropenem; Imipenem; Piperacillin; Minimum inhibitory concentration; Microbiology; Tazobactam; Antimicrobial; Chemistry; Ceftriaxone; Antiseptic; Chromatography; Cefepime; Antibiotics; Biology; Bacteria; Antibiotic resistance","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0007431555,0.0003075823,0.000473937,0.0002270403,0.0003802215,0.0009016576,0.0003887226,0.002485181,0.001618913],"category_scores_gemma":[0.00452671,0.0001406174,0.0002293617,0.0002522476,0.0006732466,0.000599203,0.0002132705,0.002375428,0.001769831],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008103349,"about_ca_system_score_gemma":0.0002314873,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000446869,"about_ca_topic_score_gemma":0.0005530603,"domain_scores_codex":[0.9994055,0.0002080385,0.00005242903,0.00008387104,0.0001901575,0.00006007636],"domain_scores_gemma":[0.998254,0.001019026,0.0002130744,0.0001654179,0.0002945062,0.00005387877],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.004276677,0.0007119642,0.03258789,0.0007885236,0.0001117372,0.2724375,0.00267682,0.0007813263,0.2814983,0.009561194,0.126461,0.268107],"study_design_scores_gemma":[0.0001842058,0.003609373,0.02065944,0.0003943138,0.0001429175,0.3945134,0.001685305,0.007516858,0.1749526,0.009222954,0.3869794,0.0001392424],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.5612598,0.05912989,0.0264459,0.2682879,0.01248715,0.0003977512,0.0004712045,0.0005277231,0.07099264],"genre_scores_gemma":[0.8577263,0.01144992,0.01260195,0.0799509,0.006162474,0.0002671779,0.000242076,0.00008844386,0.03151073],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002485181,"threshold_uncertainty_score":0.005879462,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02417864306541797,"score_gpt":0.2925949135592096,"score_spread":0.2684162704937916,"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."}}