seronegative – Page 12 – Communicable Diseases Research

Lack of Antibodies to Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) in a Large Cohort of Previously Infected Persons

이전에 감염된 대규모 집단에서 중증 급성 호흡기 증후군 코로나바이러스 2(SARS-CoV-2)에 대한 항체 부족

Article

Published on 2021-11-022022-09-11
Journal: Clinical Infectious Diseases: An Official Publicat [Category] MERS, SARS, 진단, 치료기술,

SARS-CoV-2 infection as a trigger of humoral response against apolipoprotein A-1

SARS-CoV-2 감염은 Apolipoprotein A-1에 대한 체액 반응을 유발합니다.

Article

Published on 2021-11-012022-09-12
Journal: European Journal of Clinical Investigation [Category] MERS, SARS, 진단,

[키워드] anti-apolipoprotein A-1 autoantibodies anti-SARS-CoV-2 anti-SARS-CoV-2 IgG association Autoimmune Autoimmunity bioinformatics Case-control clinical settings Cohort COVID-19 COVID-19 pandemic COVID-19 patient COVID-19 prognosis cross-reactivity cytokine epitope Epitopes experiment experimental evidence General population healthy donor high-density homology humoral ICU Patients IgG IgG level immunoassay individual induce intensive care linear Lipoproteins molecular molecular mimicry peptide Prognosis prognostic Protein receptor SARS-CoV-2 SARS-COV-2 infection scrutiny sequence sequence homology seroconversion rate seronegative seropositive individual Significant spike Spike protein target the disease therapeutic TLR2 Toll-like receptor toll-like receptor 2. triggered were assessed were used
[DOI] 10.1111/eci.13661 PMC 바로가기 [Article Type] Article

Safety and cross-variant immunogenicity of a three-dose COVID-19 mRNA vaccine regimen in kidney transplant recipients

신장 이식 수혜자에서 3회 접종 COVID-19 mRNA 백신 요법의 안전성 및 교차 변이 면역원성

Article

Published on 2021-11-012022-09-11
Journal: EBioMedicine [Category] MERS, SARS, 변종, 진단,

[키워드] anti-Spike IgG antibody Antigen BNT162b2 BNT162b2 vaccine Cell cells cellular response Cellular responses COVID-19 COVID-19 vaccine cytokine cytokine production delta variant dose doses explained Frequency Heterologous homologous IFN-γ IFN-γ response IFN-γ responses IgG immunogenicity immunosuppressive immunosuppressive therapy increase interferon kidney Kidney function kidney transplant kidney transplant recipient longitudinal study Mild mRNA mRNA vaccine neutralization activity Neutralizing activity neutralizing antibody Nice University Hospital one patient Patient PBMC PBMCs performed raised reaction Reactions recipient recipients regimen remained Safety second dose Seroconversion seronegative significant increase spike-specific IgG tested therapy Tolerability university Vaccine variants variants of concern variants of concern, kidney transplantation.
[DOI] 10.1016/j.ebiom.2021.103679 PMC 바로가기 [Article Type] Article

Efficacy and safety of BNT162b2 vaccination in patients with solid cancer receiving anticancer therapy – a single centre prospective study

항암 치료를 받는 고형암 환자에서 BNT162b2 백신 접종의 유효성 및 안전성 - 단일 센터 전향적 연구

Article

Published on 2021-11-012022-09-12
Journal: European journal of cancer (Oxford, England : 1990 [Category] MERS, SARS, 진단,

[키워드] acute respiratory syndrome Adequate adverse events Analysis Antibody Response anticancer BNT162b2 Cancer Chemotherapy co-morbidities combinations Comorbidity conducted Control controls Coronavirus-2 COVID19 dose Efficacy evaluate evaluated first dose Frequency health-care IgG immune response Immunoglobulin Immunotherapy increased risk neutralising antibody of BNT162b2 oncology Patient patients Patients with cancer predictor Prospective Study Radiotherapy RBD receiving SARS-CoV-2 second dose seronegative Seronegativity Seropositivity severe coronavirus disease severity significantly more solid cancer solid tumour the receptor-binding domain therapy titre treated Treatment vaccination Vaccine vaccine dose were given were measured
[DOI] 10.1016/j.ejca.2021.08.007 PMC 바로가기 [Article Type] Article

Immunogenicity of mRNA-1273 COVID vaccine after 6 months surveillance in health care workers; a third dose is necessary

의료 종사자의 6개월 감시 후 mRNA-1273 COVID 백신의 면역원성; 세 번째 용량이 필요합니다

Article

Published on 2021-11-012022-09-12
Journal: The Journal of Infection [Category] MERS, SARS, 진단,

Neutralizing antibody responses following natural SARS-CoV-2 infection: Dynamics and correlation with commercial serologic tests

자연적인 SARS-CoV-2 감염에 따른 중화 항체 반응: 상업적 혈청학적 검사와의 역학 및 상관관계

Article

Published on 2021-11-012022-09-11
Journal: Journal of Clinical Virology [Category] MERS, SARS, 진단, 치료기술, 치료법,

[키워드] allocation anti-SARS-CoV-2 Anti-spike Antibody Response Antibody titer Antibody titers assays booster doses correlation COVID-19 cross-reactivity demonstrated detect diagnostic domain Dynamics Efficacy Elecsy Elecsys ELISA Euroimmun evaluate evaluated except for facilitate Follow-up healthcare worker IgG immunoassay immunoassays long term MONITOR NAbs Neutralizing antibodies Neutralizing antibody response neutralizing capacity participant participated performed plaque reduction neutralization Post-vaccine Protein reference standard SARS-CoV-2 SARS-CoV-2 IgG SARS-CoV-2 immunity SARS-COV-2 infection SARS-CoV-2 neutralizing antibodies sera serologic test serologic tests seronegative seroprevalence survey significant decrease Support the immunoassay total antibodies vaccination
[DOI] 10.1016/j.jcv.2021.104988 PMC 바로가기 [Article Type] Article

Humoral immune response following SARS-CoV-2 mRNA vaccination concomitant to anti-CD20 therapy in multiple sclerosis

다발성 경화증에서 항 CD20 요법과 함께 SARS-CoV-2 mRNA 백신 접종 후 체액 면역 반응

Article

Published on 2021-11-012022-09-11
Journal: Multiple sclerosis and related disorders [Category] MERS, SARS, 진단, 치료기술,

[키워드] Abbott Abbott Laboratories anti-CD20 anti-CD20 therapy B-cell binding domain BNT162b2 BNT162b2 mRNA Booster vaccine CD20 clinical clinical trials COVID-19 COVID-19 vaccine depleting determine domain Efficacy exposure to FIVE Future humoral IgG immune protection immune response immunogenicity Immunoglobulin Immunoglobulin G implication investigated monoclonal antibody mounted mRNA vaccination multiple sclerosis Ocrelizumab Patient patients patients treated positive Predictive Predictive value receiving SARS-CoV-2 SARS-CoV-2 IgG II Quant assay SARS-CoV-2 spike SARS-CoV-2 spike receptor-binding domain SARS-CoV-2 vaccine second dose second dose of vaccine seronegative seropositive the SARS-CoV-2 therapy treated patient Treatment vaccination Vaccine vaccine efficacy were measured
[DOI] 10.1016/j.msard.2021.103251 PMC 바로가기 [Article Type] Article

High anti-SARS-CoV-2 antibody seroconversion rates before the second wave in Manaus, Brazil, and the protective effect of social behaviour measures: results from the prospective DETECTCoV-19 cohort

브라질 마나우스의 2차 유행 이전 높은 항 SARS-CoV-2 항체 혈청 전환율 및 사회적 행동 조치의 보호 효과: 전향적 DETECTCoV-19 코호트의 결과

Article

Published on 2021-11-012022-09-11
Journal: The Lancet. Global health [Category] MERS, SARS, 진단, 치료법,

[키워드] 95% CI adjusted analyses Analysis anti-SARS-CoV-2 anti-SARS-CoV-2 antibody association Asymptomatic baseline Brazil calculated city Cohort Comorbidities Compliance Contact contact with COVID-19 COVID-19 case COVID-19 diagnosis COVID-19 pandemic criteria defined disease status education event first visit flu-like symptom flu-like symptoms Follow-up follow-up period had no Health Health Organization health system house household IgG antibody implementation in-house ELISA incidence incidence rate Increased increased the risk Infection transmission information Intervention IQR Mask measure Measures median negative control nucleocapsid optical optical density organization Pan participant physical distancing Poisson regression model positive proportion Protective Protective behaviours protective effect rate ratios reactivity recruited Relaxation reported returned risk factor Risk factors second wave separated Seroconversion seroconversion rate seronegative seropositive serum Sociodemographic characteristics study cohort study period symptomatic Symptoms the epidemic Transmission variable was measured website were excluded with COVID-19
[DOI] 10.1016/S2214-109X(21)00355-7 PMC 바로가기 [Article Type] Article

Prospective Case-Control Study of Cardiovascular Abnormalities 6 Months Following Mild COVID-19 in Healthcare Workers

의료 종사자의 경미한 COVID-19 이후 6개월 후 심혈관 기형에 대한 전향적 사례 대조 연구

Article

Published on 2021-11-012022-09-11
Journal: JACC. Cardiovascular imaging [Category] SARS, 치료기술,

[키워드] Abnormalities abnormality age artificial intelligence Asymptomatic disease Biomarker Biomarkers blinded Blood cardiovascular Cardiovascular Abnormalities Cardiovascular Abnormality Cardiovascular Magnetic Resonance Chain Reaction change concern control subject coronavirus disease Coronavirus disease 2019 COVID-19 defined detect edema Ejection fraction Extracellular first-wave fraction gadolinium groups Health care Health care worker healthy Hospitalized individual individuals Infection late gadolinium enhancement mass median Mild Month Myocardial myocardial edema myocarditis Myocardium N-terminal N-terminal pro-B-type natriuretic peptide no difference no differences participant peptide polymerase chain polymerase chain reaction Post-infection pro-B-type natriuretic peptide Prospective Prospective Study recruited reduced SARS-CoV-2 septal Seroconversion serology seronegative seropositive sex- subject Symptom tissue tissue characterization troponin vascular disease ventricular Volume volume fraction women worker
[DOI] 10.1016/j.jcmg.2021.04.011 PMC 바로가기 [Article Type] Article

Prevalence of SARS-CoV-2 antibodies in healthy blood donors from the state of Tyrol, Austria, in summer 2020

2020년 여름 오스트리아 티롤 주의 건강한 헌혈자에서 SARS-CoV-2 항체의 유행

Observational Study

Published on 2021-10-262022-09-12
Journal: Wiener Klinische Wochenschrift [Category] MERS, SARS, 임상, 진단,

[키워드] 95% CI 95% confidence interval Abbott acute respiratory syndrome acute respiratory syndrome coronavirus age antibody association Blood blood donor Blood donors Characteristics Cohort COVID-19 cross-sectional Cross-sectional studies determine District Donor Epidemiology female finding fold Gender health authorities Health authority healthy blood donor healthy blood donors IgG immunoassay individual Landeck Local Logistic regression Loss of Smell medication Microparticle not differ Observational cohort study Odds ratio participant reported SARS-CoV-2 antibody SARS-CoV‑2 SARS-CoV‑2 infection screened seronegative seropositive participant seropositive participants Seropositivity Seroprevalence severe acute respiratory syndrome Coronavirus Spread summer Symptoms Taste tested Travel Variation
[DOI] 10.1007/s00508-021-01963-3 PMC 바로가기 [Article Type] Observational Study