OOIR: Observatory of International Research

Papers

(The H4-Index of Vaccines is 74. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-04-01 to 2025-04-01.)

Article	Citations
The Role of Dendritic Cells in Adaptive Immune Response Induced by OVA/PDDA Nanoparticles	358
Development of RT-PCR Assays for Simple Detection and Identification of Sabin Virus Contaminants in the Novel Oral Poliovirus Vaccines	336
Investment Opportunities for mRNA Technology in Low- and Middle-Income Countries: Key Findings and Future Perspectives	334
Racial and Ethnic Disparities in Human Papillomavirus Vaccination Among US-Born and Foreign-Born Adults Aged 18 to 26 Years in the United States	326
Impact of HPV Catch-Up Vaccination on High-Grade Cervical Lesions (CIN2+) Among Women Aged 26–30 in Northern Norway	294
The Salmonella Paratyphi A O-Antigen Glycoconjugate Vaccine Is Able to Induce Antibodies with Bactericidal Activity Against a Panel of Clinical Isolates	234
Vaccines in Dermatology—Present and Future: A Review	223
Characterization of Glycoprotein 5-Specific Response in Pigs Vaccinated with Modified Live Porcine Reproductive and Respiratory Syndrome Virus Vaccine Derived from Two Different Lineages	206
Vaccination, Public Health and Health Communication: A Network of Connections to Tackle Global Challenges	176
Surveillance of Pediatric Invasive Bacterial Diseases in the Veneto Region: Epidemiological Trends and Outcomes over 17 Years (2007–2023)	157
Immunogenicity of Rabies Virus G-Protein mRNA Formulated with Muscle-Targeting Lipid Nanoparticles in Mice	152
Exploration of a GMMA-Based Bivalent Vaccine Against Klebsiella pneumoniae	148
Type I Interferon Modulates the Function of Ly6C High-Expressing Naïve CD8+ T Cells to Promote an Antitumor Response	136
The Tdap Vaccination in Pregnancy: Results of a Healthy Equity Audit on Coverage Trends and Their Determinants in the Reggio Emilia Province (Italy)	135
Immunization Against Chlamydia trachomatis Polymorphic Membrane Protein D Tetrapeptide Motifs Limits Early Female Reproductive Tract Infection in a Mouse Model	134
Pertussis in Early Infancy: Diagnostic Challenges, Disease Burden, and Public Health Implications Amidst the 2024 Resurgence, with Emphasis on Maternal Vaccination Strategies	132
Foot-and-Mouth Disease Vaccines by Design; Production of Capsid-Modified Foot-and-Mouth Disease Viruses with Improved Cell Culture Growth	129
Efficacy of COVID-19 Vaccination in People Living with HIV/AIDS in a Northern Brazil: Cross-Sectional Study	126
Immunogenicity and Safety Profile of Two Adjuvanted-PD-L1-Based Vaccine Candidates in Mice, Rats, Rabbits, and Cynomolgus Monkeys	124
Impact of Measles, Mumps, and Rubella Vaccination on Hospitalizations and Human Capital: Evidence from Copenhagen School Health Records	124
Effectiveness of a Bivalent Recombinant Vaccine on the Production of Neutralizing Antibodies Against BoNT/C, BoNT/D, BoNT/CD e BoNT/DC in Bovines	124
Meningococcal Vaccination in High-Risk Patients: A Systematic Approach to Evaluating Coverage and Patient Catch-Up Through Healthcare Databases	123
Increase in Virus-Specific Mucosal Antibodies in the Upper Respiratory Tract Following Intramuscular Vaccination of Previously Exposed Horses Against Equine Herpesvirus Type-1/4	123
COVID-19 Vaccine Uptake and Associated Factors in Sub-Saharan Africa: Evidence from a Community-Based Survey in Tanzania	122
A Comparison of Vaccine Hesitancy of COVID-19 Vaccination in China and the United States	119

Live Vaccination with Blood-Stage Plasmodium yoelii 17XNL Prevents the Development of Experimental Cerebral Malaria	115
Why Reaching Zero-Dose Children Holds the Key to Achieving the Sustainable Development Goals	112
Comparison of Immunogenicity and Safety of Diphtheria–Tetanus–Pertussis–Hepatitis B–Haemophilus influenza B (Bio Farma) with Pentabio® Vaccine Primed with Recombinant Hepatitis B at Birth (Using Diffe	111
Anti-SARS-CoV-2 IgG Seroprevalence in Tyrol, Austria, among 28,768 Blood Donors between May 2022 and March 2023	111
The Gut Microbiome in Psoriasis and Crohn’s Disease: Is Its Perturbation a Common Denominator for Their Pathogenesis?	110
Fatal Acute Hemorrhagic Encephalomyelitis and Antiphospholipid Antibodies following SARS-CoV-2 Vaccination: A Case Report	110
Role of Vaccine Hesitancy, eHealth Literacy, and Vaccine Literacy in Young Adults’ COVID-19 Vaccine Uptake Intention in a Lower-Middle-Income Country	109
Side Effects Reported by Jordanian Healthcare Workers Who Received COVID-19 Vaccines	109
New-Onset Acute Kidney Disease Post COVID-19 Vaccination	107
COVID-19 Vaccination and Public Health: Addressing Global, Regional, and Within-Country Inequalities	105
Within-Country Inequality in COVID-19 Vaccination Coverage: A Scoping Review of Academic Literature	105
Clinical Presentation of COVID-19 and Antibody Responses in Bangladeshi Patients Infected with the Delta or Omicron Variants of SARS-CoV-2	104
Antibody Responses to Natural SARS-CoV-2 Infection or after COVID-19 Vaccination	104
A Veterinary Vaccine for SARS-CoV-2: The First COVID-19 Vaccine for Animals	104
Confronting Inequalities and Bridging the Divide: A Retrospective Study Assessment of Country-Level COVID-19 Vaccine Equality with a Cox Regression Model	103
Association of the Magnitude of Anti-SARS-CoV-2 Vaccine Side Effects with Sex, Allergy History, Chronic Diseases, Medication Intake, and SARS-CoV-2 Infection	103
Immunological Insights and Therapeutic Advances in COPD: Exploring Oral Bacterial Vaccines for Immune Modulation and Clinical Improvement	97
Progress and Challenges in HIV-1 Vaccine Research: A Comprehensive Overview	97
Single Dose of Attenuated Vaccinia Viruses Expressing H5 Hemagglutinin Affords Rapid and Long-Term Protection Against Lethal Infection with Highly Pathogenic Avian Influenza A H5N1 Virus in Mice and M	96
New High-Throughput Method for Aluminum Content Determination in Vaccine Formulations	96
NIAID Workshop Report: Systematic Approaches for ESKAPE Bacteria Antigen Discovery	95
The Long-Term Immunity of a Microneedle Array Patch of a SARS-CoV-2 S1 Protein Subunit Vaccine Irradiated by Gamma Rays in Mice	94
A Phase II Study of Denileukin Diftitox in Patients with Advanced Treatment Refractory Breast Cancer	92
Profile of Humoral Immunity and B Cell Pool in Infection with the SARS-CoV-2 Prototype Strain and AZD1222 (ChAdOx nCoV-19) Vaccination	92
Measles and Rubella Elimination in the Western Pacific Region in 2013–2022: Lessons Learned from Progress and Achievements Made during Regional and Global Measles Resurgences	92
Safety and Immunogenicity of the Nonavalent Human Papillomavirus Vaccine in Women Living with HIV	91
PREVAX: A Phase I Clinical Trial of an EGF-Based Vaccine in Moderate-to-Severe COPD Patients	91
Challenges for Sustaining Measles Elimination: Post-Verification Large-Scale Import-Related Measles Outbreaks in Mongolia and Cambodia, Resulting in the Loss of Measles Elimination Status	89
Inequality in Childhood Immunization Coverage: A Scoping Review of Data Sources, Analyses, and Reporting Methods	88
Immunogenicity and Protective Efficacy of Aerosolized Live-Attenuated Yellow Fever 17D Vaccine in Mice	88
Incidence of Severe COVID-19 Outcomes and Immunization Rates in Apulian Individuals with Inflammatory Bowel Disease: A Retrospective Cohort Study	87
Influence of Maternal and Neonatal Factors on Transplacental Passive Immunity after Vaccination against COVID-19	84
Long-Term Safety and Immunogenicity of AZD1222 (ChAdOx1 nCoV-19): 2-Year Follow-Up from a Phase 3 Study	84
Leveraging Immunofocusing and Virus-like Particle Display to Enhance Antibody Responses to the Malaria Blood-Stage Invasion Complex Antigen PfCyRPA	83
Characterization of the Anti-Viral and Vaccine-Specific CD8+ T Cell Composition upon Treatment with the Cancer Vaccine VSV-GP	81
Changes in the Pneumococcal Vaccination Uptake and Its Determinants before, during, and after the COVID-19 Pandemic among Community-Living Older Adults in Hong Kong, China: Repeated Random Telephone S	80
Boost and Increased Antibody Breadth Following a Second Dose of PARVAX for SARS-CoV-2 in Mice and Nonhuman Primates	80
Baseline Gut Microbiota Was Associated with Long-Term Immune Response at One Year Following Three Doses of BNT162b2	79
Prioritization of Vaccines for Introduction in the National Immunization Program in the Republic of Korea	78
Development and Application of Automated Sandwich ELISA for Quantitating Residual dsRNA in mRNA Vaccines	77
Prevention of Meningococcal Disease: Knowledge, Attitudes, and Practices of General Practitioners and Primary Care Pediatricians in South Italy	77
Vaccination Coverage of People Living with HIV: Before and after Interventional Action	77
Follicular Immune Landscaping Reveals a Distinct Profile of FOXP3hiCD4hi T Cells in Treated Compared to Untreated HIV	77
Incidence of Hospitalisation and Emergency Department Visits for Pneumococcal Disease in Children, Adolescents, and Adults in Liguria, Italy: A Retrospective Analysis from 2012–2018	76
Antibody Response to SARS-CoV-2 among COVID-19 Confirmed Cases and Correlates with Neutralizing Assay in a Subgroup of Patients in Delhi National Capital Region, India	76
Adjuvant Effects of a New Saponin Analog VSA-1 on Enhancing Homologous and Heterosubtypic Protection by Influenza Virus Vaccination	76
Ocular Adverse Events after Inactivated COVID-19 Vaccination in Xiamen	76
Cost-Effectiveness of Influenza Vaccination Strategies in Adults: Older Adults Aged ≥65 Years, Adults Aged 50–64 Years, and At-Risk Adults Aged 19–64 Years	75
Trends in COVID-19 Vaccination Intent, Determinants and Reasons for Vaccine Hesitancy: Results from Repeated Cross-Sectional Surveys in the Adult General Population of Greece during November 2020–June	75
Humoral Response in Hemodialysis Patients Following COVID-19 Vaccination and Breakthrough Infections during Delta and Omicron Variant Predominance	74

The SARS-CoV-2 Antibodies, Their Diagnostic Utility, and Their Potential for Vaccine Development