serological test – Page 4 – Communicable Diseases Research

CRISPR-based assays for rapid detection of SARS-CoV-2

SARS-CoV-2의 신속한 검출을 위한 CRISPR 기반 분석

Review

Published on 2022-07-012022-09-11
Journal: Methods (San Diego, Calif.) [Category] COVID19(2023년), MERS, SARS, 진단, 치료기술,

SARS-CoV-2 during pregnancy and associated outcomes: Results from an ongoing prospective cohort

임신 중 SARS-CoV-2 및 관련 결과: 진행중인 예상 코호트의 결과

Article

Published on 2022-07-012022-09-12
Journal: Paediatric and perinatal epidemiology [Category] COVID19(2023년), MERS, SARS, 진단,

[키워드] 95% confidence interval acute respiratory syndrome adjusted Admission age Analysis antibody black blood sample BMI Care caused children Cohort conducted coronavirus covariate COVID-19 COVID-19 pandemic Effect eligible enzyme-linked immunosorbent examined expand Generation Health Hispanic Hospital stay IgG IgG antibody Impact individual individuals Infection intensive care medical records Modification Mount Sinai Nasopharyngeal swab Neonatal Neonatal outcomes New York City occurred outcome outcomes participant positive Pregnancy pregnancy outcomes pregnant prenatal Preterm birth prospective cohort prospective cohort study receiving Regression model Result RT-PCR RT-PCR testing SARS-CoV-2 SARS-COV-2 infection SARS-CoV-2 RT-PCR SARS-CoV-2 seroprevalence selected Seroepidemiologic studies serological test seronegative Seropositivity stratified System tested was performed
[DOI] 10.1111/ppe.12812 PMC 바로가기 [Article Type] Article

Serological testing for SARS-CoV-2 antibodies in clinical practice: A comparative diagnostic accuracy study

임상 실습에서 SARS-CoV-2 항체에 대한 혈청 검사: 비교 진단 정확도 연구

Article

Published on 2022-07-012022-09-11
Journal: Allergy [Category] COVID19(2023년), MERS, SARS, 진단, 치료기술, 치료법,

[키워드] Accuracy acute respiratory syndrome acute respiratory syndrome coronavirus acute respiratory syndrome coronavirus 2 analytical techniques anti-RBD anti-RBD ELISA Anti-S1 antibody chemiluminescence immunoassay CLIA Clinical practice clinical settings conducted coronavirus coronavirus disease COVID-19 COVID-19 diagnostic testing [Supplementary Concept] defined detect determine diagnostic Diagnostic accuracy diagnostic testing domain electrochemiluminescence immunoassay ELISA enzyme enzyme-linked immunosorbent assays epitope Epitopes health-care host immunity identify IgG immunoassay Infection Infections/*epidemiology/transmission*Disease Outbreaks Infectious disease Infectious diseases Inpatient lateral flow immunoassay likelihood live SARS-CoV-2 measure Nasopharyngeal swab neutralization activity neutralization assays Neutralizing antibodies neutralizing antibody nucleocapsid Patient PCR test performed positive powerful tool Protein RBD Re-infection Real-time PCR Receptor-binding domain respiratory S1/S2 S2 domain SARS-CoV-2 SARS-CoV-2 [Supplementary Concept] SARS-CoV-2 antibodies SARS-CoV-2 antibody sensitivity serological serological test Serological testing Serological tests severe acute respiratory syndrome Coronavirus severe acute respiratory syndrome coronavirus 2 [Supplementary Concept] specificity Spike protein subgroup of patient subgroups subtype university
[DOI] 10.1111/all.15206 PMC 바로가기 [Article Type] Article

Evaluation of antibody titer kinetics and SARS-CoV-2 infections in a large cohort of healthcare professionals ten months after administration of the BNT162b2 vaccine

BNT162b2 백신 투여 10개월 후 대규모 의료 전문가 집단에서 항체 역가 동역학 및 SARS-CoV-2 감염 평가

Multicenter Study

Published on 2022-07-012022-09-11
Journal: Journal of Immunological Methods [Category] COVID19(2023년), MERS, SARS, 진단, 치료기술, 치료법,

[키워드] administration Anti-spike antibody Antibody Response Antibody titer BNT162b2 BNT162b2 vaccine booster dose Coverage COVID-19 COVID-19 vaccine decrease detectable difference dose Efficacy first dose follow-up period hcp Healthcare professional humoral Humoral response immune response Infection large cohort median titer mRNA vaccine multicenter multicenter study occurred population studies Post-vaccination infection Prevalence receiving Receptor-binding domain Roche Roche anti-SARS-CoV-2-S SARS-COV-2 infection SARS-CoV-2 infections serological test seronegative seronegatives seropositive serum serum antibody shown Spike protein Symptomatology the antibody response the median the receptor-binding domain the SARS-CoV-2 the spike protein time interval time intervals vaccination Vaccination strategy Vaccine vaccine efficacy vaccine response waning immunity was tested were measured within 6 months
[DOI] 10.1016/j.jim.2022.113293 PMC 바로가기 [Article Type] Multicenter Study

Longitudinal variation in SARS-CoV-2 antibody levels and emergence of viral variants: a serological analysis

SARS-CoV-2 항체 수준의 종단적 변이와 바이러스 변이체의 출현: 혈청학적 분석

Article

Published on 2022-07-012022-09-11
Journal: The Lancet. Microbe [Category] COVID19(2023년), MERS, SARS, 변종, 진단, 치료기술, 치료법,

[키워드] absence Analysis antibody antibody levels Antibody Response Antibody responses Antibody titre assays baseline Clinical practice Cohort correlation correlation analyses COVID-19 vaccine declined detectable Deterioration determine determined by Effect facilitate functional Immunity individual Infection longitudinal MONITOR National Health Service neutralisation activity neutralisation assays neutralising Neutralising activity neutralising antibody titre neutralising antibody titres nucleocapsid participants with SARS-CoV-2 Post-infection predict Predictive Predictive value presence or absence SARS-CoV-2 SARS-CoV-2 antibody SARS-COV-2 infection sensitivities sensitivity serological analysis Serological assay serological assays serological measurement serological measurements serological test Serological tests serum sample serum samples Spearman Spike protein Spike protein sequence subsequent Surrogates the spike protein These data threshold timepoint timepoints titres two-tailed variants variants of concern Variation Viral viral variant Viral variants
[DOI] 10.1016/S2666-5247(22)00090-8 PMC 바로가기 [Article Type] Article

Evaluation of a Multiplex Bead Assay against Single-Target Assays for Detection of IgG Antibodies to SARS-CoV-2

SARS-CoV-2에 대한 IgG 항체 검출을 위한 단일 표적 분석에 대한 다중 비드 분석 평가

Article

Published on 2022-06-292022-09-11
Journal: Microbiology Spectrum [Category] COVID19(2023년), MERS, SARS, 진단, 치료기술, 치료법, 치료제,

[키워드] Against antibody Antibody detection antibody reactivity Antigen antigens assays bead coefficient Collection convalescent COVID-19 COVID-19 symptom detect detection determinant determinants diagnostic diagnostic sensitivity diagnostic specificity diagnostic test diagnostic tests domain estimate evaluated exhibited highest highlight Human IgG immunoassay implementation include individual Infection inherent MOST multiple antigen multiplex Multiplex assay multiplex bead assay. nucleic acid nucleocapsid protein offer performed Population RBD reduced Reporting Research responses reverse transcriptase reverse transcriptase PCR RT-PCR S1 RBD SARS-CoV-2 SARS-CoV-2 antibodies SARS-CoV-2 antibody SARS-CoV-2 antigen SARS-CoV-2 antigens SARS-COV-2 infection SARS-CoV-2 infections SARS-CoV-2 seroprevalence SARS-CoV-2 spike protein sensitivity Sensitivity and specificity serological assays serological data serological test Seropositivity serum specific antigen specificity specimen specimens Spike protein subject symptom onset target targets test results tested
[DOI] 10.1128/spectrum.01054-22 PMC 바로가기 [Article Type] Article

Seroprevalence Survey of Anti-SARS-CoV-2 Antibodies in a Population of Emilia-Romagna Region, Northern Italy

이탈리아 북부 Emilia-Romagna 지역 인구에서 Anti-SARS-CoV-2 항체의 혈청유병률 조사

Article

Published on 2022-06-272022-09-12
Journal: International Journal of Environmental Research an [Category] COVID19(2023년), MERS, SARS, 진단,

The influence of time on the sensitivity of SARS-CoV-2 serological testing

SARS-CoV-2 혈청 검사의 민감도에 대한 시간의 영향

Article

Published on 2022-06-222022-09-11
Journal: Scientific Reports [Category] COVID19(2023년), MERS, SARS, 진단, 치료기술, 치료제,

[키워드] 95% CI Abbott anti-SARS-CoV-2 antibodies Antibody titer Antibody titers approach assays best booster vaccination collected Course days post infection demonstrated detect detectable diagnostic diagnostic sensitivity Elecsy evaluated Evidence evidence of follow-up period immune correlate immune correlates infected with SARS-CoV-2 Infection limitation long-lasting median Meso Scale Discovery MSD natural infection Neutralizing no evidence of nucleoprotein occurred Patient performed positive Probability proportion provide Quantitative Roche SARS-CoV-2 SARS-CoV-2 antibodies SARS-CoV-2 antibody sensitive sensitivity serological test Serological testing Serological tests shown spike Spike protein Support survival survival time symptom onset the spike protein therapy time-to-event analysis Treatment
[DOI] 10.1038/s41598-022-14351-2 PMC 바로가기 [Article Type] Article

Fcγ-Receptor-Based Enzyme-Linked Immunosorbent Assays for Sensitive, Specific, and Persistent Detection of Anti-SARS-CoV-2 Nucleocapsid Protein IgG Antibodies in Human Sera

인간 혈청에서 항-SARS-CoV-2 뉴클레오캡시드 단백질 IgG 항체의 민감하고, 특이적이고, 지속적인 검출을 위한 Fcγ-수용체 기반 효소 연결 면역흡착 분석법

Article

Published on 2022-06-152022-09-11
Journal: Journal of Clinical Microbiology [Category] COVID19(2023년), MERS, SARS, 진단, 치료기술, 치료법,

[키워드] Accuracy acute respiratory syndrome acute respiratory syndrome coronavirus acute respiratory syndrome coronavirus 2 African analytical sensitivity anti-SARS-CoV-2 IgG anti-SARS-CoV-2 IgG antibodies anti-SARS-CoV-2 IgG antibody antibody antibody waning Antigen antigen-antibody complexes Asia binding complexes Concentration convalescence convalescent phase coronavirus coronavirus disease Coronavirus disease 2019 COVID-19 COVID-19 patient cross-reactivity detection diagnostic diagnostic sensitivities dilutions ELISA ELISAs enzyme-linked immunosorbent assay enzyme-linked immunosorbent assays epidemiological studies Epidemiological study Europe FcγR Human IgG IgG antibody Immune complexes immunoassay immunofluorescence immunoglobulins immunological indirect immunofluorescence Infection Infectious disease Laboratory laboratory methods and tools longitudinal samples mandatory morbidity morbidity and mortality mortality rates nucleocapsid protein Pathogens persistent platform Population Postinfection Prevalence prozone receptor Region respiratory SARS-CoV-2 SARS-CoV-2 IgG SARS-CoV-2 IgG antibody sensitive sensitivity serological test Serological tests serum serum sample serum samples severe acute respiratory syndrome Coronavirus significantly significantly higher solution South America Specific Specificities specificity titer Vaccine validation Viral Viral diseases was performed while
[DOI] 10.1128/jcm.00075-22 PMC 바로가기 [Article Type] Article

Validation of Serological Methods for COVID-19 and Retrospective Screening of Health Employees and Visitors to the São Paulo University Hospital, Brazil

COVID-19에 대한 혈청학적 방법의 검증 및 브라질 상파울루 대학 병원을 방문하는 의료진 및 방문객에 대한 후향적 검사

Article

Published on 2022-06-022022-09-11
Journal: Frontiers in Cellular and Infection Microbiology [Category] COVID19(2023년), MERS, SARS, 진단, 치료기술,

[키워드] antigens approach Brazil Clinical studies collected country COVID-19 Critical diagnostic diagnostic test diagnostic tests ECLIA Elecsy Elecsys electrochemiluminescence immunoassay ELISA employee enzyme enzyme-linked immunosorbent assays epidemiological gold gold standard Health health employees house immunoassay in-house ELISA in-house ELISAs infection rates neutralization neutralization test nucleoprotein portion Receptor binding domain Recombinant protein recombinant proteins Roche Diagnostics S1 protein SARS-CoV-2 SARS-CoV-2 antibodies SARS-CoV-2 antibody SARS-CoV-2 antigens SARS-COV-2 infection SARS-CoV-2 N protein screened Screening screenings sensitivity Sensitivity and specificity serological assays serological test Serological tests serology serum sample serum samples specificity Surveillance the S1 protein the SARS-CoV-2 university university hospital vaccinated individual vaccinated individuals validation virus neutralization test Visitor was used
[DOI] 10.3389/fcimb.2022.787411 PMC 바로가기 [Article Type] Article