Asymptomatic individuals – Page 13 – Communicable Diseases Research

Fatal pulmonary arterial thrombosis in a COVID-19 patient, with asymptomatic history, occurred after swab negativization

Case Report

Published on 2021-01-062022-10-29
Journal: Thrombosis Journal [Category] COVID-19,

Nosocomial transmission and outbreaks of coronavirus disease 2019: the need to protect both patients and healthcare workers

Review

Published on 2021-01-062022-10-28
Journal: Antimicrobial Resistance and Infection Control [Category] COVID-19, MERS,

Parameter Estimation and Prediction of COVID-19 Epidemic Turning Point and Ending Time of a Case Study on SIR/SQAIR Epidemic Models

Research Article

Published on 2020-12-272022-10-31
Journal: Computational and Mathematical Methods in Medicine [Category] COVID-19, MERS, SARS,

[키워드] Accuracy added Analysis Asymptomatic individuals Control COVID-19 COVID-19 outbreak criteria ending epidemiological estimation hidden investigated lack Like Model mortality rate parameter parameters Point predicted prediction prevention South Korea the United State time transmission rate Treatment Turning Vaccine
[DOI] 10.1155/2020/1465923 PMC 바로가기 [Article Type] Research Article

Different Innate and Adaptive Immune Responses to SARS-CoV-2 Infection of Asymptomatic, Mild, and Severe Cases

무증상, 경증 및 중증 사례의 SARS-CoV-2 감염에 대한 다양한 선천성 및 적응성 면역 반응

Clinical Trial

Published on 2020-12-162022-08-13
Journal: Frontiers in Immunology [Category] MERS, SARS, 임상, 진단,

[키워드] adaptive Adaptive immune response antibodies Antibody Response Asymptomatic asymptomatic individual Asymptomatic individuals B cells Clinical course clinical expression Clinical presentations Course COVID-19 COVID-19 cases COVID-19 disease eight excessive inflammation Follow-up Frequency healthy humans IgA IgG IgM immune responses Immunity Immunological studies Immunological study individual immune response infected cases Infection Innate innate and adaptive immunity innate and adaptiveimmune response kinetics of antibody memory Mild Mild COVID-19 disease Mild disease moderate to severe monocyte Monocytes NK cell NK cells Novel coronavirus organ damage Patient patients with moderate performed produced Protective protective immune response response SARS-CoV-2 SARS-CoV-2 illness SARS-COV-2 infection SARS-CoV-2-negative contact serological analysis severe COVID-19 severe COVID-19 disease severe disease short-lived Spectrum tissue tissues with mild disease
[DOI] 10.3389/fimmu.2020.610300 PMC 바로가기 [Article Type] Clinical Trial

Defining the features and duration of antibody responses to SARS-CoV-2 infection associated with disease severity and outcome

질병 중증도 및 결과와 관련된 SARS-CoV-2 감염에 대한 항체 반응의 특징 및 기간 정의

Research Articles

Published on 2020-12-072022-09-10
Journal: Science Immunology [Category] MERS, SARS, 진단, 치료법,

[키워드] ACE2 acute illness Affect analyzed angiotensin angiotensin-converting enzyme 2 antibody antibody levels Antibody Response Antibody responses Asymptomatic Asymptomatic individuals Clinical outcome clinical outcomes Cohort correlated COVID-19 COVID-19 patients decrease decreases disease severity ELISA feature FIVE hospitalized COVID-19 patient Host IgG IgG antibodies IgG antibody IgG titer illness Illness severity in viral increase Interaction mild illness Most patients Neutralization assay neutralize nucleocapsid antigen observation outcome outcomes Outpatient outpatients Patient patients patients died plasma antibody plasma sample Post-infection predict Pseudovirus neutralization assays RBD RBD domain RBD-ACE2 receptor Receptor binding domain responses SARS-CoV-2 antibodies SARS-COV-2 infection SARS-CoV-2-specific antibodies serological serological response severely ill patients severity specific antibodies specificity Viral viral spike virus
[DOI] 10.1126/sciimmunol.abe0240 PMC 바로가기 [Article Type] Research Articles

Situation of India in the COVID-19 Pandemic: India’s Initial Pandemic Experience

Case Report

Published on 2020-12-022022-10-29
Journal: International Journal of Environmental Research an [Category] COVID-19, MERS,

Detection of severe acute respiratory syndrome coronavirus 2 in nasopharynx according to clinical phenotype of affected patients

환자의 임상적 표현형에 따른 비인두의 중증급성호흡기증후군 코로나바이러스 2 검출

Article

Published on 2020-12-012022-09-11
Journal: Clinical microbiology and infection : the official [Category] SARS, 치료기술,

[키워드] activities acute respiratory syndrome acute respiratory syndrome coronavirus acute respiratory syndrome coronavirus 2 adjusted affected analysed asymptomatic individual Asymptomatic individuals asymptomatic patient asymptomatic patients characterized clinical phenotype conducted consecutive negative tests Contact tracing coronavirus coronavirus disease Coronavirus disease 2019 Critically ill critically ill patients detection disease disease control disease severity Duration emergency department first positive four group four groups Hospitalized in viral individual individuals Infectious disease Infectivity intensive care intensive care unit intensive care units interquartile range investigated Italian Italy measure median Mild disease multivariate analyses Multivariate analysis nasopharyngeal Nasopharyngeal swab nasopharynx negativity no difference Patient PCR tests positive individual positive individuals positive test result real-time RT-PCR real-time RT-PCR test respiratory RT-PCR test RT-PCR tests SARS-CoV-2 severe acute respiratory syndrome Coronavirus severe acute respiratory syndrome coronavirus 2 specimen standard error symptomatic patient Symptomatic patients symptomatic status test result tested university university hospital upper respiratory upper respiratory tract Viral viral shedding Virology with mild disease
[DOI] 10.1016/j.cmi.2020.08.041 PMC 바로가기 [Article Type] Article

COVID-19 susceptibility in pregnancy: Immune/inflammatory considerations, the role of placental ACE-2 and research considerations

임신 중 COVID-19 감수성: 면역/염증 고려사항, 태반 ACE-2의 역할 및 연구 고려사항

Article

Published on 2020-12-012022-09-12
Journal: Reproductive biology [Category] MERS, 진단,

Viral and Antibody Kinetics of COVID-19 Patients with Different Disease Severities in Acute and Convalescent Phases: A 6-Month Follow-Up Study

급성 및 회복기의 다양한 질병 중증도를 가진 COVID-19 환자의 바이러스 및 항체 동력학: 6개월 추적 연구

Article

Published on 2020-12-012022-09-11
Journal: Virologica Sinica [Category] MERS, SARS, 진단, 치료법,

[키워드] acute phase acute respiratory syndrome acute respiratory syndrome coronavirus acute respiratory syndrome coronavirus 2 antibody Antibody Response asymptomatic individual Asymptomatic individuals caused China Clinical features close contact Cohort coronavirus coronavirus disease Coronavirus disease 2019 Coronavirus disease 2019 (COVID-19) COVID-19 COVID-19 patient Cycle threshold value Delayed disappearance disease severity Economy Health IgG IgM IgM antibodies IgM antibody Infection Kinetics median Mild Most patients nucleocapsid protein occurred onset of symptoms Patient patients with SARS-CoV-2 Protein reduction in respiratory RT-qPCR SARS-CoV-2 SARS-COV-2 infection SARS-CoV-2 nucleocapsid Seroconversion seropositive serum antibody serum antibody response severe acute respiratory syndrome Coronavirus severe acute respiratory syndrome coronavirus 2 severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) severe disease Spread symptomatic cases Symptomatic patients symptoms onset the antibody the vaccine These data titre Viral Viral load Viral RNA Viral RNA shedding viral shedding
[DOI] 10.1007/s12250-020-00329-9 PMC 바로가기 [Article Type] Article

Chinese Residents’ Perceptions of COVID-19 During the Pandemic: Online Cross-sectional Survey Study

Original Paper

Published on 2020-11-252022-10-30
Journal: Journal of Medical Internet Research [Category] COVID-19, SARS,

[키워드] adjusted age Asymptomatic individuals average Behavior calculated China Chinese coefficient common cold cough COVID-19 cross-sectional survey determine disease dropped Epidemic evaluate evaluated Factor Government Health Health Education home quarantine IMPROVE indicated individual information initial symptom Jiangsu knowledge knowledge score Mask measure morbidity and mortality multivariate analyses objective observation pandemic participant Perception Population Precaution Prevent proportion question questionnaire ranged regression analysis released remained Reproduction number Result Sex significantly skill sneeze study resumption survey the epidemic time-varying reproduction number total score transmission route Treatment work resumption
[DOI] 10.2196/21672 PMC 바로가기 [Article Type] Original Paper