{"id":"W3173679744","doi":"10.1016/j.eclinm.2021.100975","title":"Centenarians and extremely old people living with frailty can elicit durable SARS-CoV-2 spike specific IgG antibodies with virus neutralization functions following virus infection as determined by serological study","year":2021,"lang":"en","type":"article","venue":"EClinicalMedicine","topic":"SARS-CoV-2 and COVID-19 Research","field":"Medicine","cited_by":19,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Saskatchewan; Izaak Walton Killam Health Centre; Dalhousie University","funders":"National Institute of Allergy and Infectious Diseases; Canadian Institutes of Health Research; National Institutes of Health; Genome Atlantic; Innovation Saskatchewan","keywords":"Medicine; Serology; Virology; Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); Coronavirus disease 2019 (COVID-19); Virus; Neutralization; Antibody; 2019-20 coronavirus outbreak; Immunology; Outbreak; Internal medicine; Disease; Infectious disease (medical specialty)","routes":{"ca_aff":true,"ca_fund":true,"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":[0.0002006444,0.0003073396,0.0002416796,0.0005056127,0.0004164274,0.0004671541,0.0001345026,0.0002316964,0.001316731],"category_scores_gemma":[0.000689933,0.0001568737,0.000227393,0.0002506645,0.0003114161,0.00023377,0.0004744756,0.000331429,0.0002235329],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001474105,"about_ca_system_score_gemma":0.0001210604,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002382744,"about_ca_topic_score_gemma":0.002933465,"domain_scores_codex":[0.9998908,0.00001333435,0.000009697869,0.00001776711,0.00001780307,0.00005070109],"domain_scores_gemma":[0.9996344,0.00002850512,0.0001441182,0.00002518052,0.00005591697,0.0001120122],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0005056303,0.0001106238,0.9867225,0.00002926377,0.00002418394,0.001045549,0.0007749309,0.00001642734,0.007153927,0.00001998364,0.0001088589,0.003488242],"study_design_scores_gemma":[0.000003110948,0.0004311658,0.9976957,0.000005050858,0.00000926652,0.0007733146,0.0006068314,0.00001536644,0.0002584326,0.000009892609,0.0001892867,0.000002498118],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9995183,0.00008830716,0.00001289733,0.000009038091,0.000003950936,0.00000424852,0.00003296227,9.608541e-7,0.0003293818],"genre_scores_gemma":[0.9996138,0.00005021629,0.00002082511,0.00002236309,0.000004237612,0.000003555325,0.00004290294,2.858524e-7,0.0002417429],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002382744,"threshold_uncertainty_score":0.004737794,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06982260828386626,"score_gpt":0.3585634660421065,"score_spread":0.2887408577582402,"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."}}