Early and High SARS-CoV-2 Neutralizing Antibodies Are Associated with Severity in COVID-19 Patients from India초기 및 높은 SARS-CoV-2 중화 항체는 인도의 COVID-19 환자의 중증도와 관련이 있습니다Article Published on 2021-08-172022-09-12 Journal: The American Journal of Tropical Medicine and Hygi [Category] MERS, SARS, 진단, [키워드] 1:1 association Asymptomatic asymptomatic individual Asymptomatic individuals asymptomatic infection clinical disease Clinical presentations comparable Contact COVID-19 COVID-19 patient defined died disease disease severity examined exhibited fatality females group immune correlates Immunopathogenesis index cases India Live virus male males Mild mild illness mild infections NAb NAb titer NAb titers NAbs neutralization test Neutralizing antibodies neutralizing antibody onset of disease outcome Patient plaque reduction neutralization Plaque reduction neutralization test plasma progression proportion SARS-CoV-2 SARS-COV-2 infection screened Seropositivity serum severe disease severity significantly higher symptomatic infection titers were measured [DOI] 10.4269/ajtmh.21-0014 PMC 바로가기 [Article Type] Article
Occurrence of COVID-19 Symptoms During SARS-CoV-2 Infection Defines Waning of Humoral ImmunitySARS-CoV-2 감염 중 COVID-19 증상의 발생은 체액 면역 약화를 정의합니다Immunology Published on 2021-08-162022-09-11 Journal: Frontiers in Immunology [Category] MERS, SARS, 진단, 치료기술, [키워드] age antibody Antibody Response Antibody responses Antigen Asymptomatic asymptomatic individual Asymptomatic individuals asymptomatic infections body weight both groups collective/herd immunity correlated COVID-19 COVID-19 patients declined detectable Endemic enrolled Humoral immunity IgG IgG antibodies IgG response IgG responses IgM IgM response IgM responses Immunity immunization Immunoglobulin Immunoglobulin G implication in both groups individual Infection mounted neutralizing capacity nucleoprotein occur Plasma level Plasma levels Prevalence question raising SARS-CoV-2 SARS-CoV-2 infections SARS-CoV-2-specific IgG Sex side specific IgG antibodies subsequent Surveillance symptomatic symptomatic and asymptomatic symptomatic patient Symptomatic patients Symptoms the SARS-CoV-2 Viral viral spike Wuhan Wuhan, China [DOI] 10.3389/fimmu.2021.722027 PMC 바로가기 [Article Type] Immunology
Examining the interplay between face mask usage, asymptomatic transmission, and social distancing on the spread of COVID-19Article Published on 2021-08-062022-10-29 Journal: Scientific Reports [Category] COVID-19, MERS, SARS, [키워드] Asymptomatic Asymptomatic individuals caused Combination Computational models effective intervention Effectiveness Efficacy Epidemiology exacerbated examined Examining Face mask Factor fraction Hypothesis implication Infection infections interactions measure pandemic presymptomatic provide reduced social distancing Spread spread of COVID-19 synergistic the disease Transmission viral spread virus transmission wearing face mask [DOI] 10.1038/s41598-021-94960-5 PMC 바로가기 [Article Type] Article
Evaluation of the INDICAID COVID-19 Rapid Antigen Test in Symptomatic Populations and Asymptomatic Community TestingINDICAID COVID-19 신속 항원 검사의 증상 집단 및 무증상 지역사회 검사의 평가Research Article Published on 2021-08-042022-09-10 Journal: Microbiology Spectrum [Category] MERS, SARS, 진단, 치료기술, [키워드] 95% CI 95% confidence interval Algorithm Antigen approach asymptomatic individual Asymptomatic individuals asymptomatic patients asymptomatic screening average clinical evaluation collected Community conducted COVID-19 COVID-19 outbreak COVID-19 pandemic COVID-19 testing demonstrated Effectiveness evaluated gold gold standard Hong Kong implementation improvement limit multisite nasal Outbreaks PCR test PCR testing Population populations positive positive patients positive result positive RT-PCR Rapid Rapid test rapid test result rapid test) reduce reducing Reporting reverse transcriptase reverse transcriptase PCR RT-PCR RT-PCR testing sample collection SARS-CoV-2 SARS-CoV-2 detection Screen Sensitivity and specificity specimens subject subsequent swab sample symptomatic symptomatic and asymptomatic tandem Test test results Testing Transmission triggered USA was performed [DOI] 10.1128/Spectrum.00342-21 PMC 바로가기 [Article Type] Research Article
Differential Kinetics of Cycle Threshold Values during Admission by Symptoms among Patients with Mild COVID-19: A Prospective Cohort StudyArticle Published on 2021-08-022022-10-29 Journal: International Journal of Environmental Research an [Category] COVID-19, MERS, SARS, [키워드] Admission afebrile Asymptomatic Asymptomatic individuals asymptomatic patients change coronavirus disease Coronavirus disease 2019 COVID-19 CT cycle cycle threshold discharge examined febrile febrile patient headache immune reaction Kinetics Mild not significantly different occur pandemic Patient patients with asymptomatic PCR polymerase chain Prospective prospective cohort study SARS-CoV-2 Symptom symptomatic patient Transmission two groups value Viral load [DOI] 10.3390/ijerph18158181 PMC 바로가기 [Article Type] Article
Coronavirus Disease 2019 (COVID-19) Seropositivity and Asymptomatic Rates in Healthcare Workers Are Associated with Job Function and Masking코로나바이러스 질병 2019(COVID-19) 의료 종사자의 혈청 양성 및 무증상 비율은 직무 및 마스킹과 관련이 있습니다Article Published on 2021-07-302022-09-11 Journal: Clinical Infectious Diseases: An Official Publicat [Category] SARS, 진단, 치료기술, [키워드] acute respiratory syndrome coronavirus anti-SARS-CoV-2 IgG antibody Asymptomatic Asymptomatic individuals blood collection blood sample Contact contact with coronavirus coronavirus 2 coronavirus disease Coronavirus disease 2019 COVID-19 detection Determining Detroit Direct direct contact Donor equipment Euroimmun exhibited exposure to foundation frontline healthcare workers function healthcare Healthcare workers hospital include infection rate information Isolation job less likelihood limit limits Mask masking Masks participant Patient phlebotomy positive proportion Protective Rate reported respiratory respiratory therapy risk SARS-CoV-2 seropositive seropositive individuals Seropositivity severe acute respiratory syndrome Coronavirus severe acute respiratory syndrome coronavirus 2 significantly higher significantly lower study participant Study participants Support therapy virus was collected was determined with COVID-19 worker [DOI] 10.1093/cid/ciaa1684 PMC 바로가기 [Article Type] Article
A seroprevalence survey of anti-SARS-CoV-2 antibodies among individuals 18 years of age or older living in a vulnerable region of the city of São Paulo, Brazil브라질 상파울루 시 취약 지역에 거주하는 18세 이상 개인을 대상으로 한 항 SARS-CoV-2 항체의 혈청유병률 조사Research Article Published on 2021-07-292022-09-12 Journal: PLoS ONE [Category] 진단, [키워드] 95% CI activities age anti-SARS-CoV-2 antibody asked Asymptomatic Asymptomatic case Asymptomatic cases Asymptomatic individuals Blood Brazil city Cluster Clusters collected conducted COVID-19 cross-sectional demonstrated Disease surveillance distribution eligible evaluate Families family for inclusion greater healthcare healthcare service individual infected individual infected individuals Older pandemic participant populations Prevalence proportion regions resulting SARS-CoV-2 second wave selected serology testing seroprevalence survey Serosurvey Serosurveys Signs and symptoms stratified study inclusion Surveillance sustained Symptom the disease vaccination vulnerable population [DOI] 10.1371/journal.pone.0255412 PMC 바로가기 [Article Type] Research Article
High-Throughput Multiplex SARS-CoV-2 IgG Microsphere Immunoassay for Dried Blood Spots: A Public Health Strategy for Enhanced Serosurvey Capacity건혈 반점에 대한 고처리량 멀티플렉스 SARS-CoV-2 IgG 미소구체 면역분석: 혈청 조사 능력 향상을 위한 공중 보건 전략Research Article Published on 2021-07-282022-09-10 Journal: Microbiology Spectrum [Category] SARS, 변종, 진단, 치료기술, 치료법, [키워드] 384-well plate acute respiratory syndrome acute respiratory syndrome coronavirus acute respiratory syndrome coronavirus 2 analyzed antibody Antibody test antibody tests Antigen antigens Asymptomatic individuals automated Blood Capacity categories collected conducted coronavirus coronavirus disease Coronavirus disease 2019 COVID-19 Decision making demonstrated detect diagnostic diagnostic test diagnostic testing dried blood spot Dried blood spots early phase enhanced estimate fluorescence intensity Health care Health care worker IgG IgG antibodies IgG antibody immunoassay immunoassays invasive laboratory-confirmed SARS-CoV-2 infection MFI MIA microsphere modify multiplex New York nucleocapsid pandemic populations positive correlation Positive test Prevalence prevalence of COVID-19 Public public health R 2 ranged respiratory resulting robust SARS-CoV-2 SARS-CoV-2 antibody SARS-CoV-2 antibody response SARS-CoV-2 antibody responses SARS-CoV-2 IgG SARS-COV-2 infection SARS-CoV-2 protein SARS-CoV-2 proteins sensitivity sera serology Seroprevalence Serosurvey Serosurveys serum severe acute respiratory syndrome Coronavirus significantly higher specificity spring state Strategy stratified subunit Symptom symptom data symptomatic Testing the SARS-CoV-2 Vaccines validation study variant variety [DOI] 10.1128/Spectrum.00134-21 PMC 바로가기 [Article Type] Research Article
Viral dynamics of acute SARS-CoV-2 infection and applications to diagnostic and public health strategies급성 SARS-COV-2 감염의 바이러스 역학 및 진단 및 공중 보건 전략에 대한 적용Research Article Published on 2021-07-122022-09-10 Journal: PLoS Biology [Category] SARS, 진단, 치료기술, [키워드] 95% CI acute infections acute SARS-CoV-2 infection asymptomatic individual Asymptomatic individuals average certainty characterized clearance clinical care Concentration credible interval Cycle threshold value Decline diagnostic early stage early stages effective sensitivity followed by help identify IMPROVE individual Infection infectious initial Intervention mathematical mathematical model measure PCR testing peaked positive PCR test public health Quantitative remained reverse transcription PCR SARS-COV-2 infection SARS-CoV-2 infections SARS-CoV-2 viral stages Surveillance symptomatic individual symptomatic individuals Symptoms test turnaround time trajectory Viral viral clearance viral dynamics viral proliferation Viral RNA Viral RNA shedding [DOI] 10.1371/journal.pbio.3001333 PMC 바로가기 [Article Type] Research Article
Alterations of lipid metabolism provide serologic biomarkers for the detection of asymptomatic versus symptomatic COVID-19 patients지질 대사의 변화는 무증상 COVID-19 환자와 증상이 있는 COVID-19 환자의 검출을 위한 혈청학적 바이오마커를 제공합니다Article Published on 2021-07-092022-09-10 Journal: Scientific Reports [Category] SARS, 바이오마커, 임상, 치료기술, [키워드] alteration Asymptomatic asymptomatic individual Asymptomatic individuals attenuate Biochemistry Biomarker Biomarkers Care convalescent COVID-19 COVID-19 pandemic COVID-19 patient COVID-19 patients COVID-19 samples demonstrated Early detection early treatment elevated exhibited Health Health care help heterogeneous Illness severity individual involved lipid metabolism Lipidomics majority moderate moderate to severe negative controls positive Predictive markers pro-inflammatory response pro-inflammatory responses Protein reduced Regulation SARS-CoV-2 antibodies SARS-CoV-2 antibody SARS-CoV-2-infected patient SARS-CoV-2-infected patients selective serum serum sphingolipid serum sphingolipids severe disease severity of COVID-19 sphingolipid sphingolipids sphingosine Spread symptomatic symptomatic COVID-19 Symptoms the disease Viral viral infection viral infections western blotting [DOI] 10.1038/s41598-021-93857-7 PMC 바로가기 [Article Type] Article