Covid-19 vaccination programme effectiveness against SARS-CoV-2 related infections, hospital admissions and deaths in the Apulia region of Italy: a one-year retrospective cohort studyArticle Published on 2022-11-032022-11-16 Journal: Scientific Reports [Category] SARS, 변종, [키워드] Ad26.COV2.S vaccine Alpha Apulia calculate ChAdOx1-S Cohort combined use conducted COVID-19 COVID-19 infection COVID-19 infections COVID-19 vaccination COVID-19 vaccination programme Cox regression model death deaths Delta variants dominant Effect Effectiveness Effects Electronic health record eligible estimate hazard ratio Hospital admission hospitalisation infections Italy mRNA-1273 of BNT162b2 Older outcome positive Protective reduced retrospective cohort study SARS-CoV-2 SARS-CoV-2 infections study period subject vaccination Vaccine variant variants waned were used yielding [DOI] 10.1038/s41598-022-23235-4 PMC 바로가기
Prevalence of acute olfactory dysfunction differs between variants of SARS-CoV-2-results from chemosensitive testing in wild type, VOC alpha (B.1.1.7) and VOC delta (B.1617.2)Article Published on 2022-11-012022-11-16 Journal: European archives of oto-rhino-laryngology : offic [Category] COVID19(2023년), SARS, 변종, [키워드] acute SARS-CoV-2 infection Alpha B.1.1.7 blinded COVID-19 dysfunction Hyposmia impairment Next-generation sequencing Olfaction olfactory olfactory dysfunction olfactory function Patient Prevalence Prospective Study quantitative real-time PCR SARS-CoV-2 significant difference Smell Smell. subsequent symptoms of COVID-19 variant variants virus virus variant VoC wild type [DOI] 10.1007/s00405-022-07431-6 PMC 바로가기
Porcine deltacoronavirus E protein induces interleukin-8 production via NF-κB and AP-1 activationArticle Published on 2022-11-012022-11-15 Journal: Veterinary microbiology [Category] SARS, 유전자 메커니즘, 치료제, [키워드] abrogated activated activating Activation acute respiratory syndrome Alpha antiviral immunity AP-1 binding C-terminal domain caused chemokine coronavirus coronavirus disease COVID-19 Cytokine release syndrome deleting demonstrated dependent on domain E E protein expression facilitate help IL-6 IL-8 induce Infection Inflammation inhibitor interleukin-6 IκBα life-threatening Local molecular mechanism motif NF-κB NF-κB pathway nuclear nuclear translocation p65 Pathogenesis PDCoV. Phosphorylation Proinflammatory cytokine promoter protein phosphorylation resulting SARS-CoV-2 Severe case upregulated [DOI] 10.1016/j.vetmic.2022.109553 PMC 바로가기
Onset and window of SARS-CoV-2 infectiousness and temporal correlation with symptom onset: a prospective, longitudinal, community cohort studyArticle Published on 2022-11-012022-11-15 Journal: The Lancet. Respiratory Medicine [Category] SARS, 변종, 치료기술, [키워드] accelerate Alpha assessment assumption Bayesian Cohort cohort study Community Contact correlation Course COVID-19 COVID-19 case determine diagnosed early diagnosis eight eligible enrolled Evidence Final Guidance Hierarchical High-resolution household index cases Infection infection control Infectious virus initial IQR Isolation kinetic Lateral flow device LFD median Older Onset participant PCR positive PCR-confirmed plaque-forming unit post-symptom onset Probability quantified real-world data recruitment reduced released RT-PCR SARS-CoV-2 Self-isolation sensitivity Seven study population suggested Support survival Symptom symptom onset Symptoms the median the SARS-CoV-2 to define Transmission upper respiratory tract variant viral growth Viral load viral replication Viral RNA viral RNA load viral shedding virus were assessed [DOI] 10.1016/S2213-2600(22)00226-0 PMC 바로가기
Population-based screening in a municipality after a primary school outbreak of the SARS-CoV-2 Alpha variant, the Netherlands, December 2020-February 2021Article Published on 2022-10-272022-11-16 Journal: PLoS ONE [Category] COVID19(2023년), SARS, 변종, 치료기술, [키워드] age Alpha Alpha variant Analysis caused children circulation Clinical symptoms confounders epidemiological link individual infected individual infected individuals Laboratory Lineage B.1.1.7 Netherlands not significantly different outbreak PCR Prevent public health measures questionnaire SAR SARS-CoV-2 SARS-CoV-2 variant School Schools secondary attack rate self-reported symptom sequence Sequencing spread to the mean the SARS-CoV-2 Transmission variant virus virus transmission was determined was used whole genome [DOI] 10.1371/journal.pone.0276696 PMC 바로가기
B.1.351 SARS-CoV-2 Variant Exhibits Higher Virulence but Less Viral Shedding than That of the Ancestral Strain in Young Nonhuman PrimatesArticle Published on 2022-10-262022-11-16 Journal: Microbiology Spectrum [Category] COVID19(2023년), SARS, 변종, 유전자 메커니즘, [키워드] addition Alpha animal model association B.1.351 Beta caused changes in Characteristics Chinese circulating Clinical signs contribute determine distribution drugs early stage Efficacy and safety elevated exhibited IFN-γ IL-17 Infection Inflammatory Inflammatory cytokine interferon gamma interleukin 17 investigated less Lower respiratory tract lung tissue mechanisms mutated Necrosis NHP NHPs nonhuman primate pathogenesis of SARS-CoV-2 pathogenic pathogenicity pathological changes primate provide pulmonary inflammation reduced replicated Research rhesus macaque SARS-CoV-2 SARS-CoV-2 strain SARS-CoV-2 vaccine SARS-CoV-2 variant SARS-CoV-2 variants severe lung injury shedding spike-specific T-cell response strain Strains tissue TNF-α Transmission upper respiratory tract Vaccine variant variants of concern viral distribution viral shedding virulence virulence. virulent VoC VOCs were infected [DOI] 10.1128/spectrum.02263-22 PMC 바로가기
Multiple Introductions of SARS-CoV-2 Alpha and Delta Variants into White-Tailed Deer in PennsylvaniaArticle Published on 2022-10-262022-11-16 Journal: mBio [Category] COVID19(2023년), SARS, 변종, [키워드] Alpha analyzed animal reservoir bat coronavirus coronavirus COVID-19 epidemic creating deer Delta Delta variants Epidemics example future infection genomic data help Host Human humans identify independent Infection information Lineage mammals management Multiple nasal swab North America observation occur Odocoileus Odocoileus virginianus positive replicate reported reservoir RT-qPCR SARS-CoV-2 SARS-CoV-2 pandemic significantly spike gene susceptible trajectory Transmission transmissions variant vertebrates white-tail deer white-tailed deer whole genome sequence zoonosis zoonosis. [DOI] 10.1128/mbio.02101-22 PMC 바로가기
Severity of Illness Caused by Severe Acute Respiratory Syndrome Coronavirus 2 Variants of Concern in Children: A Single-Center Retrospective Cohort StudyArticle Published on 2022-10-252022-11-16 Journal: Journal of the Pediatric Infectious Diseases Socie [Category] COVID19(2023년), SARS, 변종, [키워드] 95% CI age Alpha analyses children clinical Community concern coronavirus 2 COVID-19 COVID-19 infection COVID-19 severity diagnosed with COVID-19 FIVE Frequency Gamma Hospitalization ICU admission illness Illumina immunization incidence increasing age marker medical condition Medical conditions outcome outcomes performed pharmacologic treatment prevented recent Regression model respiratory Respiratory Support retrospective cohort study SARS-CoV-2 SARS-CoV-2 vaccination SARS-CoV-2 variant scale Sequencing severe COVID-19 severe disease severity Severity. single-center the WHO VoC VOCs were infected with COVID-19 [DOI] 10.1093/jpids/piac068 PMC 바로가기
Early suppression of antiviral host response and protocadherins by SARS-CoV-2 Spike protein in THP-1-derived macrophage-like cellsArticle Published on 2022-10-202022-11-15 Journal: Frontiers in Immunology [Category] COVID19(2023년), SARS, 치료제, [키워드] acute respiratory syndrome Alpha Antiviral approved Cell cells cellular cellular response change coronavirus Coronavirus disease-19 COVID-19 cytokine differentially expressed downregulation Effect effort expressing expression highlight homeostasis host cells host response humoral immune responses induce Infection information interferon intrinsic involved medium pandemic pathogenic PROTECT Protein reflected Result S protein SARS-CoV-2 spike Spike protein the S protein transcriptomic transcriptomics transcriptomics. type I Vaccination strategies Vaccine variety while [DOI] 10.3389/fimmu.2022.999233 PMC 바로가기
Reactive Centre Loop Mutagenesis of SerpinB3 to Target TMPRSS2 and Furin: Inhibition of SARS-CoV-2 Cell Entry and ReplicationArticle Published on 2022-10-192022-11-15 Journal: International Journal of Molecular Sciences [Category] COVID19(2023년), SARS, 변종, 치료제, [키워드] Alpha Altered Anti-viral Anti-viral therapy Antiviral assays biological molecules cathepsin L Cell cell entry cellular proteases cleaved designer serpin effective enzyme expressing facilitate furin furin. generate host cell protease implicated in vitro infection with SARS-CoV-2 inhibit inhibition inhibitor inhibitors inhibitory inhibitory activity loop membrane fusion Mutagenesis P681R predicted produced protease Protein purified rate constant reactive Recombinant protein S protein cleavage S1/S2 cleavage site SARS-CoV-2 SARS-CoV-2 replication SARS-CoV-2 viral replication SARS-CoV-2 virus serine 2 serine protease inhibitor SerpinB3 shown specificity suppress target the Spike the spike protein TMPRSS2 transmembrane variant Vero E6 cell [DOI] 10.3390/ijms232012522 PMC 바로가기