Reinfection cases by closely related SARS-CoV-2 lineages in Southern Brazil브라질 남부에서 밀접하게 관련된 SARS-CoV-2 계통에 의한 재감염 사례Article Published on 2021-12-012022-09-11 Journal: Brazilian journal of microbiology : [publication o [Category] SARS, 변종, [키워드] acute respiratory syndrome acute respiratory syndrome coronavirus Affect B.1 B.1.1.28 B.1.1.33 Brazil caused Chain Reaction concern coronavirus COVID-19 described Genomic analysis healthcare worker Infection involved Lineage lineages one patient pandemic Patient platform polymerase chain polymerase chain reaction positive Primary infection protective immunity Quantitative Reinfection reported responsible reverse transcription RT-qPCR SARS-CoV-2 SARS-CoV-2 lineage sequenced severe acute respiratory syndrome Coronavirus severe acute respiratory syndrome coronavirus 2 strain Strains [DOI] 10.1007/s42770-021-00621-0 PMC 바로가기 [Article Type] Article
A single dose, BCG-adjuvanted COVID-19 vaccine provides sterilising immunity against SARS-CoV-2 infectionArticle Published on 2021-11-302022-10-04 Journal: NPJ Vaccines [Category] 치료기술, [키워드] abrogated addition antibody B.1.1.7 B.1.351 BCG Blood Cell circulating correlated COVID-19 COVID-19 vaccine cytokine release detectable disease effective Experimental models of disease follicular heterologous vaccine Immunity immunostimulatory Inflammation K18-hACE2 mice Local lung Lymph node mice NAbs plasma B cell promoted PROTECT protective immunity Protein vaccines provide regimen responses SARS-CoV-2 SARS-COV-2 infection SARS-CoV-2 neutralising antibody SARS-CoV-2 spike antigen SARS-CoV-2 variant SARS-CoV-2 variants single dose T cells trimeric tuberculosis vaccine vaccination Vaccine virus Virus-specific IgG [DOI] 10.1038/s41541-021-00406-4 PMC 바로가기 [Article Type] Article
Long-Lasting Immunity Against SARS-CoV-2: Dream or Reality?Medicine Published on 2021-11-252022-10-31 Journal: Frontiers in Medicine [Category] COVID-19, [키워드] Administered Against antibody Antiviral antiviral T cells arise cellular cellular immunity Course COVID-19 COVID-19 patient death disease dose Dream functional hospitalized COVID-19 patient humoral Humoral immunity immune protection Immunotherapy individuals Infection initial majority Mild pandemic PROTECT protective immunity question Reinfection reported SARS-CoV-2 SARS-COV-2 infection SARS-CoV-2-specific T cell severe disease T cell These data transfer Vaccine variants [DOI] 10.3389/fmed.2021.770381 PMC 바로가기 [Article Type] Medicine
SARS-CoV-2 infection generates tissue-localized immunological memory in humansSARS-CoV-2 감염은 인간에서 조직 국소 면역학적 기억을 생성합니다Article Published on 2021-11-192022-09-12 Journal: Science Immunology [Category] MERS, SARS, 진단, [키워드] B cell B cell memory Bone marrow CD4 CD8 cellular characterized circulating correlation Donor follicular function generate Germinal center helper T cell Human humoral immune memory immune response Immunological memory Infection LNs Local lung Lungs Lymph node memory T organ prevalent protective immunity SARS-CoV-2 SARS-COV-2 infection seropositive spleen tissue tissues [DOI] 10.1126/sciimmunol.abl9105 PMC 바로가기 [Article Type] Article
Molecular and Serological Characterization of the SARS-CoV-2 Delta Variant in Bangladesh in 20212021 년 방글라데시에서 SARS-COV-2 델타 변형의 분자 및 혈청 학적 특성Article Published on 2021-11-192022-09-01 Journal: Viruses [Category] MERS, SARS, 변종, 진단, 치료법, [키워드] Alpha amino acid mutations anti-N-protein IgG anti-S anti-S-protein IgG antibody Antibody Response Antibody responses association B.1.525 Bangladesh Beta Beta variant beta variants characterization Cohort COVID-19 infection COVID-19 infections COVID-19 pandemic COVID-19 vaccination Delta delta variant Delta variants ELISA evade genome sequence identify IgA IgG Infection Lineage melting curve analysis Mutation mutations natural infection novel nucleotide other variant other variants Patient position positive sample Prospective protective immunity Q677H responses RT-PCR S-protein SARS CoV SARS CoV-2 SARS-CoV-2 SARS-CoV-2 variant SARS-CoV-2 variants screened Sequencing single nucleotide Single nucleotide polymorphism Spike protein statistical significance subjects Substitution the SARS-CoV-2 Trigger variant variants Viral Viral load VirSNiP were measured Wuhan-Hu-1 [DOI] 10.3390/v13112310 PMC 바로가기 [Article Type] Article
Reduced antibody activity against SARS-CoV-2 B.1.617.2 delta virus in serum of mRNA-vaccinated individuals receiving tumor necrosis factor-α inhibitors종양 괴사 인자-α 억제제를 투여받는 mRNA 백신 접종 개인의 혈청에서 SARS-CoV-2 B.1.617.2 델타 바이러스에 대한 항체 활성 감소Clinical and Translational Article Published on 2021-11-182022-09-14 Journal: Med (New York, N.Y.) [Category] SARS, 변종, 진단, 치료법, [키워드] Abstract acute respiratory syndrome administration Alpha Analysis antibody Antibody Response B.1.351 B.1.617.2 BNT162b2 BNT162b2 mRNA vaccine center chronic inflammatory disease Cohort Context coronavirus coronavirus disease COVID-19 dose evaluated Fc effector functions finding function capacity funding immunization Immunocompromised immunocompromised individuals immunogenic Immunosuppression immunosuppressive immunosuppressive drug in healthy individuals individual individuals inhibitor inhibitors Innovation less longitudinal lowest monoclonal antibodies monotherapy mRNA vaccine Necrosis neutralization Neutralizing neutralizing antibody Neutralizing antibody titer Neutralizing titer neutralizing titers NIAID Pfizer populations Prevent Prophylaxis protective immunity receiving recipients reduced reductions in required response SARS-CoV-2 SARS-COV-2 infection serum serum antibody serum antibody response Serum neutralizing antibody severe disease strain supported susceptible tested Therapies therapy threshold TNF inhibitors TNF-α treated tumor necrosis factor-α vaccination Vaccine vaccine dose variant variants variants of concern virus [DOI] 10.1016/j.medj.2021.11.004 PMC 바로가기 [Article Type] Clinical and Translational Article
Multifactorial seroprofiling dissects the contribution of pre-existing human coronaviruses responses to SARS-CoV-2 immunityArticle Published on 2021-11-182022-10-04 Journal: Nature Communications [Category] MERS, SARS, 진단, [키워드] acquisition Analysis antibodies antibody Antibody Response Antibody titer Antimicrobial responses circulating computational modeling coronavirus Critical cross-protective Determination disease severity dissect Donor elevated HCoV Hospitalization human coronavirus Humoral response immune response Immunity less MOST multifactorial multiplex negativity neutralization activity Patient pre-existing immunity promote protective immunity reactivity reduced response responses reveal SARS-CoV-2 SARS-CoV-2 antibody response SARS-CoV-2 immunity SARS-CoV-2 positive patients Seroconversion viral infection [DOI] 10.1038/s41467-021-27040-x PMC 바로가기 [Article Type] Article
Evaluating Humoral Immunity against SARS-CoV-2: Validation of a Plaque-Reduction Neutralization Test and a Multilaboratory Comparison of Conventional and Surrogate Neutralization AssaysSARS-CoV-2에 대한 체액 면역 평가: 플라크 감소 중화 테스트 및 기존 및 대리 중화 분석의 다중 실험실 비교 검증Research Article Published on 2021-11-172022-09-12 Journal: Microbiology Spectrum [Category] MERS, SARS, 진단, [키워드] addition antibody antibody tests approval assays characterized conducted Conventional COVID-19 COVID-19 vaccines death demonstrated ELISA ENhance enzyme enzyme-linked immunosorbent enzyme-linked immunosorbent assay evaluate Evaluating flow cytometry Health Organization human ACE2 human ACE2 receptor humoral Humoral immunity immune responses Immunity immunoserology include laboratory-confirmed Laboratory-confirmed COVID-19 lentiviral luciferase multitude natural immunity neutralization neutralization test neutralization tests Neutralizing Neutralizing antibodies Neutralizing antibody response offer outlined Patient plaque-reduction neutralization test platform Precision PRNT Protective protective immune response protective immunity pseudotype quantification reference standard SARS-CoV-2 SARS-CoV-2 PRNT SARS-CoV-2-neutralizing antibodies serological Serological assay specificity specimen surrogate Test Vaccine validation World Health Organization [DOI] 10.1128/Spectrum.00886-21 PMC 바로가기 [Article Type] Research Article
Track-etched membrane microplate and smartphone immunosensing for SARS-CoV-2 neutralizing antibodySARS-CoV-2 중화 항체에 대한 트랙 에칭 멤브레인 마이크로플레이트 및 스마트폰 면역 감지Article Published on 2021-11-152022-09-11 Journal: Biosensors & bioelectronics [Category] MERS, SARS, 진단, 치료기술, [키워드] Blood donors blood sample Blood samples can be used coefficient COVID-19 COVID-19 patient COVID-19 patients COVID-19 vaccinee develop ELISA fiber filtration healthy blood donor membrane negativity neutralization neutralization test neutralizing antibody optical Optical fiber Optical Fibers platform point-of-care Precision protective immunity pseudovirus SARS-CoV-2 SARS-CoV-2 neutralizing antibody sensitivity serum sample serum samples Smartphone specificity surrogate virus neutralization test sVNT TEM Track-etched membrane transmitted used to evaluate vaccinees Vaccinees. Variation virus neutralization test [DOI] 10.1016/j.bios.2021.113550 PMC 바로가기 [Article Type] Article
Detection and predictors of anti-SARS-CoV-2 antibody levels in COVID-19 patients at 8 months after symptom onsetShort Communication Published on 2021-11-122022-10-31 Journal: Future Virology [Category] COVID-19, [키워드] Abstract Analysis analyzed anti-SARS-CoV-2 antibody antibody C-reactive protein Characteristics chemiluminescence clinical collected COVID-19 COVID-19 patient detect detection determine disease severity enrolled Factor IgG IgG level IgG levels IgM independent predictor Infection material Multiple linear regression Patient patients with COVID-19 positive predictor PROTECT protective immunity retained RNA SARS-CoV-2 severe COVID-19 severity specific IgM symptom onset the patient was used [DOI] 10.2217/fvl-2021-0141 PMC 바로가기 [Article Type] Short Communication