SARS-CoV-2 RNA load in nasopharyngeal specimens from outpatients with breakthrough COVID-19 due to Omicron BA.1 and BA.2Article Published on 2022-12-012022-11-16 Journal: Journal of medical virology [Category] COVID19(2023년), SARS, 변종, [키워드] acute respiratory syndrome All participant BA.1 BA.2 Booster vaccine caused collected comparable composed coronavirus coronavirus disease COVID-19 Day Diagnosis dose elapsed had no Infection log median median age nasopharyngeal specimen omicron Omicron variant Outpatient Patient reached retrospective RNA SARS-CoV-2 SARS-CoV-2 RNA Support symptom onset TaqPath Thermo Fisher Scientific time Transmissibility upper respiratory tract URT vaccination schedule Vaccine vaccine dose Viral load Viral load. viral RNA load was used [DOI] 10.1002/jmv.28079 PMC 바로가기
The spike gene target failure (SGTF) genomic signature is highly accurate for the identification of Alpha and Omicron SARS-CoV-2 variantsArticle Published on 2022-11-082022-11-15 Journal: Scientific Reports [Category] SARS, 변종, 유전자 메커니즘, 치료기술, 치료제, [키워드] 95% CI Accuracy Alpha variant Amino acid Analysis B.1.1.529 B.1.1.7 cause Del detect evaluated genomic Laboratory Mutation omicron positive Positive predictive value Protein resulting RT-PCR S gene SARS-CoV-2 SARS-CoV-2 RT-PCR SARS-CoV-2 variant Sensitivity and specificity sequenced Sequencing spike gene TaqPath tested the Spike Thermo Fisher variant variants of concern VoC [DOI] 10.1038/s41598-022-21564-y PMC 바로가기
Pandemic driven innovation: A pilot evaluation of an alternative respiratory pathogen collection deviceArticle Published on 2022-11-012022-11-16 Journal: The American journal of emergency medicine [Category] SARS, 유전자 메커니즘, [키워드] absence All participant amplification communicable disease COVID-19 demonstrated determine diagnostic enrolled evaluated faster favor feedback fused gold standard identify inhibitor Innovation Interpretation invasive mechanism nasopharyngeal Nasopharyngeal swab nucleic acids participant Patient PCR PCR cycle PCR testing pilot study polymerase chain positive producing real-time reverse transcriptase receiving respiratory respiratory pathogen respiratory virus Result resulting RNase P RNAseP RT-qPCR Self-collection respiratory pathogen device. specimen study participant TaqPath tested threshold [DOI] 10.1016/j.ajem.2022.08.047 PMC 바로가기
Clinical severity of SARS-CoV-2 Omicron BA.4 and BA.5 lineages compared to BA.1 and Delta in South AfricaArticle Published on 2022-10-042022-11-16 Journal: Nature Communications [Category] COVID19(2023년), SARS, 변종, [키워드] 95% CI clinical Clinical severity COVID-19 COVID-19 case Delta delta variant diagnosed Factor hospitalisation hospitalised individual individuals Infection infections Laboratory Lineage multivariable logistic regression National omicron outcome PCR assay reduced risk S-gene SARS-CoV-2 severe disease severity South Africa TaqPath [DOI] 10.1038/s41467-022-33614-0 PMC 바로가기
Low SARS-CoV-2 viral load among vaccinated individuals infected with Delta B.1.617.2 and Omicron BA.1.1.529 but not with Omicron BA.1.1 and BA.2 variantsArticle Published on 2022-09-202022-11-16 Journal: Frontiers in Public Health [Category] SARS, 변종, [키워드] Analysis analysis Asymptomatic disease AZD1222 B.1.1.529 B.1.617.2 BBV152 Case-control Chennai Clinical characteristics clinical history Clustering Complete COVID-19 COVID-19 diagnosis COVID-19 severity Delta demographic characteristics disease Disease progression epidemiological Hospitalized Immune escape India individual Ion Lineage Mutation next generation sequencing number of comorbidities omicron Omicron BA.2 performed Phylogenetic analysis Phylogeny phylogeny. predict Randomly reported RT-PCR SARS-CoV-2 variant SARS-CoV-2 viral load selected selective sequence Severe case severe disease Spread strain System TaqPath unique vaccinated individual vaccine dose variant variants variants of SARS-CoV-2 virological marker virus strains was performed WGS [DOI] 10.3389/fpubh.2022.1018399 PMC 바로가기
Molecular detection of SARS-CoV-2 and differentiation of Omicron and Delta variant strainsArticle Published on 2022-09-012022-11-15 Journal: Transboundary and emerging diseases [Category] SARS, 변종, 치료기술, [키워드] aa deletion assay B.1.1.529 clinical sample coefficient Coverage COVID-19 Data analysis Delta delta variant detect Detection limit Diagnosis diagnosis. Efficiency genomes Genotype genotypes Human indicated majority molecular Mutation N-gene nasal swab omicron Omicron variant pandemic PCR PCR amplification PCR reaction positive predicted prevalent strain primer probe produced replacing RT-qPCR SAR-CoV-2 SARS-CoV-2 SARS-CoV-2 virus Sequencing Spread Standard standard curve strain Strains Subtypes TaqPath tested The United States Thermofisher variant were used wild-type [DOI] 10.1111/tbed.14497 PMC 바로가기
Bimodal distribution pattern associated with the PCR cycle threshold (Ct) and implications in COVID-19 infectionsPCR 주기 역치(Ct)와 관련된 바이모달 분포 패턴 및 COVID-19 감염에 미치는 영향Article Published on 2022-08-252022-09-11 Journal: Scientific Reports [Category] SARS, 변종, 진단, 치료기술, [키워드] 2019-nCoV age bimodal bimodal distribution cell types Chain Reaction Characteristics clinical sample clinical samples Combination Control COVID-19 COVID-19 infection COVID-19 pandemic Ct values cycle threshold disease control Disease progression dissemination distribution DNA epithelial cells examined explain Gender Genome heterogeneity host response implication Infection infection control Integrated DNA Technologies mucosal notable PCR PCR cycle platform polymerase chain reaction positive prevention ranged real-time RT-PCR respiratory respiratory epithelial cells RT-PCR sample collection SARS-CoV-2 stratified TaqPath ThermoFisher Scientific threshold Transmissibility Transmission Viral Viral load viral replication viral variant Viral variants [DOI] 10.1038/s41598-022-18735-2 PMC 바로가기 [Article Type] Article
SARS-CoV-2 Delta Variant N Gene Mutations Reduce Sensitivity to the TaqPath COVID-19 Multiplex Molecular Diagnostic AssaySARS-CoV-2 Delta 변이체 N 유전자 돌연변이로 TaqPath COVID-19 다중 분자 진단 분석에 대한 민감도 감소Article Published on 2022-06-162022-09-11 Journal: Viruses [Category] COVID19(2023년), MERS, SARS, 변종, 유전자 메커니즘, 진단, 치료기술, 치료제, [키워드] assays CDC circulating cloned Control COVID-19 Delta delta variant diagnostic displaying genomic sequencing Guidance highlight investigated Lineage MONITOR Mutation N gene N gene dropout N genes PCR PCR assays Plasmid plasmids polymorphism qRT-PCR qRT-PCR. reduced saliva specimens SARS-CoV-2 SARS-CoV-2 genome sequences SARS-CoV-2 qRT-PCR SARS-CoV-2 virus sensitivity sequence TaqPath the SARS-CoV-2 the SARS-CoV-2 genome the SARS-CoV-2 virus [DOI] 10.3390/v14061316 PMC 바로가기 [Article Type] Article
Differences in Transmission between SARS-CoV-2 Alpha (B.1.1.7) and Delta (B.1.617.2) VariantsSARS-CoV-2 알파(B.1.1.7)와 델타(B.1.617.2) 변종 간의 전파 차이Article Published on 2022-04-272022-09-11 Journal: Microbiology Spectrum [Category] COVID19(2023년), SARS, 변종, [키워드] 95% CI adjusted relative risk Adults Affect age Alpha alpha and delta variants Alpha variant B.1.1.7 B.1.617.2 Characteristics close contact Contact COVID-19 COVID-19 case COVID-19 cases COVID-19 vaccination COVID-19 vaccine Cox regression model Cox regression models Delta delta variant Delta variants difference explain gene target groups higher impact household contact household contacts index case index cases Infectivity Interaction L452R Mutation not differ Older proportion reduce reduced Relative risk reported risk SARS-CoV-2 SARS-COV-2 infection spike spike gene susceptibility TaqMan TaqPath Transmissibility Transmission Transmission. vaccination Vaccination Status variant variants was used were used [DOI] 10.1128/spectrum.00008-22 PMC 바로가기 [Article Type] Article
Performance of the LumiraDx Microfluidic Immunofluorescence Point-of-Care SARS-CoV-2 Antigen Test in Asymptomatic Adults and Children무증상 성인 및 소아에서 LumiraDx 미세유체 면역형광 현장 진료 SARS-CoV-2 항원 검사의 성능Article Published on 2022-04-012022-09-11 Journal: American journal of clinical pathology [Category] COVID19(2023년), SARS, 치료기술, [키워드] 95% CI 95% confidence interval acute respiratory syndrome acute respiratory syndrome coronavirus acute respiratory syndrome coronavirus 2 acute SARS-CoV-2 infection Antigen Asymptomatic Asymptomatic individuals asymptomatic patient asymptomatic patients calculated can be used Chain Reaction children collected coronavirus coronavirus disease Coronavirus disease 2019 COVID-19 COVID-19 infection cycle threshold detect diagnosis of SARS-CoV-2 Fisher high risk individual Infection investigated LumiraDx antigen test nasal swab performance platform POC point-of-care polymerase chain reaction positive recruited reverse transcription Reverse transcription-polymerase chain reaction Roche Diagnostics RT-PCR SARS-CoV-2 SARS-COV-2 infection Sensitivity. severe acute respiratory syndrome Coronavirus shown stratified study participant symptomatic TaqPath Test tested [DOI] 10.1093/ajcp/aqab173 PMC 바로가기 [Article Type] Article