SARS-CoV-2 RT-qPCR testing of pooled saliva samples: A case study of 824 asymptomatic individuals and a questionnaire survey in Japan혼합된 타액 샘플의 SARS-CoV-2 RT-qPCR 테스트: 일본에서 824명의 무증상 개인을 대상으로 한 사례 연구 및 설문 조사Article Published on 2022-05-122022-09-11 Journal: PLoS ONE [Category] COVID19(2023년), SARS, 변종, [키워드] amplification asymptomatic individual Asymptomatic individuals Breakthrough infection breakthrough infections cold-like symptoms COVID-19 COVID-19 pandemic COVID-19 testing diagnostic employee evaluate exceeded had no Hospitalization individual Japan majority Non-invasive occurred participant Participants PCR PCR cycle PCR testing performed Philip positive positive individual proportion provided qPCR questionnaire recruited required RT-qPCR Saliva saliva samples Sample SARS-CoV-2 screening test submitted supply Support tested thought undergo variants [DOI] 10.1371/journal.pone.0263700 PMC 바로가기 [Article Type] Article
SARS-CoV-2 variants of concern Alpha and Delta show increased viral load in saliva우려되는 알파 및 델타의 SARS-CoV-2 변종은 타액에서 증가된 바이러스 부하를 보여줍니다Article Published on 2022-05-102022-09-11 Journal: PLoS ONE [Category] COVID19(2023년), SARS, 변종, 치료기술, [키워드] Alpha Asymptomatic Asymptomatic individuals asymptomatic patient clade clades Clemson University clinical decision collected Community COVID-19 Ct value Ct values Decision making Delta Evidence followed by Gamma highest individual Infection infection cycle information Isolation lab lowest Mitigation Outbreaks Patient positive provide public policy Rapid reducing RT-qPCR Saliva saliva samples Sample Sample size SARS-CoV-2 SARS-COV-2 infection SARS-CoV-2 infections SARS-CoV-2 variant Sequencing significant difference South Spread statistical difference statistically significant difference Symptom symptomatic patient Transmissibility understanding variant variants variants of concern Viral load viral loads VoC was determined whole genome Whole genome sequencing [DOI] 10.1371/journal.pone.0267750 PMC 바로가기 [Article Type] Article
Values and preferences of the general population in Indonesia in relation to rapid COVID-19 antigen self-tests: A cross-sectional survey신속한 COVID-19 항원 자가 테스트와 관련된 인도네시아 일반 인구의 가치와 선호도: 단면 조사Article Published on 2022-05-012022-09-11 Journal: Tropical medicine & international health : TM & IH [Category] COVID19(2023년), SARS, 치료기술, [키워드] Antigen antigen tests appear assist asymptomatic individual Asymptomatic individuals close contact complement conducted country COVID-19 cross-sectional survey diagnostics epidemiological epidemiological surveillance example female General population Healthcare system helping home home diagnostics idea individual Indonesia Jakarta likelihood majority North performed positive preference Quantitative questionnaire Randomly receiving Regression analyses regression analysis SARS-CoV-2 SARS-CoV-2 antigen SARS-CoV-2 testing selected self-isolate self-testing Surveillance survey value variables was used [DOI] 10.1111/tmi.13748 PMC 바로가기 [Article Type] Article
Vaccine effectiveness of ChAdOx1 nCoV-19 against COVID-19 in a socially vulnerable community in Rio de Janeiro, Brazil: a test-negative design study브라질 리우데자네이루의 사회적 취약 지역 사회에서 COVID-19에 대한 ChAdOx1 nCoV-19의 백신 효과: 테스트 음성 설계 연구Article Published on 2022-05-012022-09-11 Journal: Clinical microbiology and infection : the official [Category] COVID19(2023년), SARS, 변종, [키워드] 95% CI adjusted age Asymptomatic individuals Brazil ChAdOx1 ChAdOx1 nCoV-19 ChAdOx1 nCoV-19 against circulating Community conducted COVID-19 COVID-19 infection Delta effective Effectiveness first and second dose first dose Gamma Infection logistic regression models median time negative test positive predominant Primary outcome qPCR test reducing Rio de Janeiro RT-qPCR RT-qPCR test second dose secondary outcome selected Symptom symptomatic symptomatic COVID-19 Test-negative the median vaccination Vaccine variant Vulnerable community. was obtained [DOI] 10.1016/j.cmi.2022.01.032 PMC 바로가기 [Article Type] Article
Seroprevalence and factors associated with SARS-CoV-2 infection among education workers after the first wave: the first cross-sectional study in Brazil1차 유행 이후 교육 종사자들 사이에서 SARS-CoV-2 감염과 관련된 혈청 유병률 및 요인: 브라질 최초의 횡단면 연구Article Published on 2022-04-292022-09-11 Journal: Revista da Sociedade Brasileira de Medicina Tropic [Category] COVID19(2023년), SARS, 진단, 치료기술, [키워드] age Asymptomatic asymptomatic individual Asymptomatic individuals Brazil Community conducted COVID-19 COVID-19 pandemic cross-sectional cross-sectional study detectable Factor First wave fraction General population higher education IgG impacted increase in increasing age investigated less much lower pandemic participant participated positive positive result Prevalence professional professionals SARS-CoV-2 SARS-CoV-2 antibodies SARS-CoV-2 antibody SARS-COV-2 infection SARS-CoV-2 infections Schools serological survey Serologically seropositive Seropositivity Seroprevalence Sex significantly teacher tested the disease universities women [DOI] 10.1590/0037-8682-0606-2021 PMC 바로가기 [Article Type] Article
A prospective study of asymptomatic SARS-CoV-2 infection among individuals involved in academic research under limited operations during the COVID-19 pandemicCOVID-19 대유행 기간 동안 제한된 운영 하에서 학술 연구에 참여하는 개인 중 무증상 SARS-CoV-2 감염에 대한 전향적 연구Article Published on 2022-04-252022-09-11 Journal: PLoS ONE [Category] COVID19(2023년), SARS, 치료기술, 치료법, 치료제, [키워드] 95% CI 95% confidence interval acute infections Analysis Antigen Asymptomatic asymptomatic individual Asymptomatic individuals asymptomatic infection baseline Campus conducted COVID-19 COVID-19 pandemic cumulative cumulative incidence detect estimates Future house imperative incidence individual Infection inverse involved Kaplan-Meier estimator longitudinal study MONITOR NTD nucleocapsid pandemic performed platform Population positive RT-PCR Prevalence Prospective Study provided questionnaire Questionnaires RBD repeated required Research risk Risk factors RT-PCR testing SARS-CoV-2 SARS-COV-2 infection SARS-CoV-2 infections SARS-CoV-2 seroprevalence Seroconversion serological test Serological testing Serological tests serology seropositive Serosurvey spike subclinical infection the Spike Transmission university [DOI] 10.1371/journal.pone.0267353 PMC 바로가기 [Article Type] Article
Long-term persistence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) spike protein-specific and neutralizing antibodies in recovered COVID-19 patients중증급성호흡기증후군 코로나바이러스 2(SARS-CoV-2)가 장기간 지속되면 회복된 COVID-19 환자에서 단백질 특이성 및 중화 항체가 급증합니다.Article Published on 2022-04-212022-09-11 Journal: PLoS ONE [Category] COVID19(2023년), SARS, 진단, 치료기술, [키워드] 95% confidence interval acute respiratory syndrome acute respiratory syndrome coronavirus acute respiratory syndrome coronavirus 2 anti-RBD anti-receptor-binding domain Anti-spike Antibody Response Antibody responses Antibody titers Asymptomatic individuals blood sample Blood samples Cohort cohort of patient collected confirmed case coronavirus coronavirus disease Coronavirus disease 2019 correlation COVID-19 disease enrolled half-life IgA IgG IgG antibody IgG antibody titer Immunoglobulin immunological individual Infection Mild Mild disease Neutralizing neutralizing antibody Neutralizing titer neutralizing titers participant persistence Protein RBD recovered COVID-19 patient Recovered COVID-19 patients remained respiratory RT-PCR SARS-CoV-2 SARS-CoV-2 antibodies SARS-COV-2 infection SARS-CoV-2 spike SARS-CoV-2 spike protein Seropositivity serum antibody severe disease significantly Support symptom onset symptom severity total Ig understanding Vaccine wild-type SARS-CoV-2 [DOI] 10.1371/journal.pone.0267102 PMC 바로가기 [Article Type] Article
The serum of COVID-19 asymptomatic patients up-regulates proteins related to endothelial dysfunction and viral response in circulating angiogenic cells ex-vivoCOVID-19 무증상 환자의 혈청은 생체 외 순환하는 혈관 신생 세포에서 내피 기능 장애 및 바이러스 반응과 관련된 단백질을 상향 조절합니다Article Published on 2022-04-092022-09-12 Journal: Molecular Medicine [Category] COVID19(2023년), SARS, 진단, [키워드] Activation acute respiratory syndrome applied approach Asymptomatic Asymptomatic COVID-19 asymptomatic individual Asymptomatic individuals asymptomatic patient caused Cell cellular change circulating Circulating angiogenic cells Coagulation coronavirus correlated COVID-19 COVID-19 negative critical COVID-19 patients death Donor donors endothelial Endothelial dysfunction Endothelial progenitor cells evaluated Ex vivo Factor highest ICAM-1 identify IgG immune response incubated individuals Infection infective Inflammatory Inflammatory response inhibitor initial machine learning algorithm marker pathway PCR platform positive potential long-term sequelae promote promoted Protein protein level proteomics provoke Quantitative responsible SARS-CoV-2 SARS-COV-2 infection serum significantly Stage Symptoms Thromboembolic event TLR2 transmissions treated triggered understanding up-regulate up-regulated Vascular Vascular damage viral infection virus virus entry while [DOI] 10.1186/s10020-022-00465-w PMC 바로가기 [Article Type] Article
How optimal allocation of limited testing capacity changes epidemic dynamics제한된 테스트 용량의 최적 할당이 전염병 역학을 어떻게 변화시키는지Article Published on 2022-04-072022-09-11 Journal: Journal of theoretical biology [Category] COVID19(2023년), SARS, 치료기술, [키워드] Asymptomatic asymptomatic individual Asymptomatic individuals change clinical clinical testing Concentration Contact COVID-19 Critical detect Epidemic Epidemiology General population Guidance highlight implementation Increases individual individuals infection risk Insufficient Intervention lockdowns Optimal control pandemic parameter patients pre-symptomatic quarantine reduction resource SARS-CoV-2 SEIR SEIR model social distancing symptomatic tested [DOI] 10.1016/j.jtbi.2022.111017 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