2024
A Cross-Sectional Study Revealed a Low Prevalence of SARS-CoV-2 Infection among Asymptomatic University Students in Tripoli, North Lebanon
Rafei R, Tajer L, Nour D, Abboud K, Ankoud D, Osman M, Bedotto M, Ismail M, Dabboussi F, Colson P, Hamze M. A Cross-Sectional Study Revealed a Low Prevalence of SARS-CoV-2 Infection among Asymptomatic University Students in Tripoli, North Lebanon. Pathogens 2024, 13: 872. PMID: 39452743, PMCID: PMC11510414, DOI: 10.3390/pathogens13100872.Peer-Reviewed Original ResearchEvaluation of SARS-CoV-2 anti-Spike antibody levels and breakthrough infection risk among vaccinated adults in North Lebanon
Nour D, Ismail M, Osman M, Rafei R, Kasir D, Dabboussi F, Colson P, Hamze M. Evaluation of SARS-CoV-2 anti-Spike antibody levels and breakthrough infection risk among vaccinated adults in North Lebanon. PLOS ONE 2024, 19: e0302579. PMID: 38722969, PMCID: PMC11081361, DOI: 10.1371/journal.pone.0302579.Peer-Reviewed Original ResearchConceptsImmune responseAntibody titersAntibody levelsAnti-spike antibody levelsCharacteristics of immune responsesWaning immune responsesMultivariate logistic regression modelSARS-CoV-2 antibody titersLevel of antibody titerVaccinated patientsBNT162b2 vaccineUnivariate analysisLogistic regression modelsSputnik V vaccineBlood specimensPfizer-BioNTechVaccine doseImmune statusVaccinated adultsSARS-CoV-2InfectionNorth LebanonVaccineAstraZeneca vaccineTiters
2023
Booster vaccination protection against SARS-CoV-2 infections in young adults during an Omicron BA.1-predominant period: A retrospective cohort study
Wan J, Cazer C, Clarkberg M, Henderson S, Lee S, Meredith G, Osman M, Shmoys D, Frazier P. Booster vaccination protection against SARS-CoV-2 infections in young adults during an Omicron BA.1-predominant period: A retrospective cohort study. PLOS Medicine 2023, 20: e1004153. PMID: 36626376, PMCID: PMC9876273, DOI: 10.1371/journal.pmed.1004153.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionInitial vaccination seriesPositive SARS-CoV-2 PCR testSARS-CoV-2 PCR testVaccination seriesBooster doseBooster vaccinationCohort studyStudy periodYoung adultsAcute respiratory syndrome coronavirus 2 infectionSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infectionSyndrome coronavirus 2 infectionSevere coronavirus disease 2019Polymerase chain reaction testingCoronavirus 2 infectionRetrospective cohort studyPCR testMultivariable Poisson regressionSARS-CoV-2 variantsStatistical analysis planCoronavirus disease 2019Active surveillance approachSARS-CoV-2World Health Organization