ReviewNature reviews. Immunology2021
Progress of the COVID-19 vaccine effort: viruses, vaccines and variants versus efficacy, effectiveness and escape.
Review in Nature reviews. Immunology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 665 papers, 5 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
665 citing papers in PubMed, 5 syntheses or guidelines pooled it.
- A meta-analysis of vaccine efficacy from phase III clinical trials of approved vaccines against SARS-CoV-2 and variants.BMC infectious diseases · 2025Pooled it
- Global perspectives on challenges, coping strategies, and future preparedness of nursing home staff during COVID-19: a systematic review and meta-synthesis.BMC health services research · 2025Pooled it
- Effects of post-COVID-19 vaccination in oral cavity: a systematic review.Evidence-based dentistry · 2024Pooled it
- Economic Evaluation of COVID-19 Immunization Strategies: A Systematic Review and Narrative Synthesis.Applied health economics and health policy · 2024Pooled it
- The characteristics of white dot syndromes following COVID-19 Vaccines: a systematic review.International ophthalmology · 2024Pooled it
- Structural serology of polyclonal antibody responses to mRNA-1273 and NVX-CoV2373 COVID-19 vaccines.Cell reports · 2025Trial
- Estimated Efficacy of TAK-003 Against Asymptomatic Dengue Infection in Children and Adolescents Participating in the DEN-301 Trial in Asia Pacific and Latin America.The Journal of infectious diseases · 2025Trial
- Jieji Xuanfei Chuyi granules in the treatment of COVID-19: A randomized, open-label, parallel-controlled clinical trial.Medicine · 2025Trial
- An Omicron-specific, self-amplifying mRNA booster vaccine for COVID-19: a phase 2/3 randomized trial.Nature medicine · 2024Trial
- Trial
- Absence of autoantibodies linked to cancer and autoimmune disorders 26 weeks after BNT162b2 boosting in CoronaVac- primed individuals.Human vaccines & immunotherapeutics · 2026Article
- Article
- Identification of Four Compounds with S-RBD-Binding and Pseudovirus Entry-Inhibitory Activity.International journal of molecular sciences · 2026Article
- Death and ICU Admission Associated with Sars-Cov-2 Variants in Immunocompromised Hospitalised Individuals: A National Observational Study.Infectious diseases and therapy · 2026Article
- Human small non-coding tRNA-derived fragments as key hallmarks of host-virus interaction in viral infections.Cell & bioscience · 2026Review
- In vivo CAR-M therapy: advancing precision delivery and programmable immune remodeling.Cell communication and signaling : CCS · 2026Review
- mRNA COVID-19 vaccination induces minimal IgA in saliva in the absence of prior clinical or subclinical infection.Vaccine · 2026Article
- Characterization of Post COVID‑19 pneumo‑hematocele in the largest COVID-19 center in Mexico City.Journal of cardiothoracic surgery · 2026Article
- Article
- Inflammatory mediators of mRNA vaccine-induced adverse reactions in mice.Molecular therapy : the journal of the American Society of Gene Therapy · 2026Article
605 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
5 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Where 2020 saw the development and testing of vaccines against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) at an unprecedented pace, the first half of 2021 has seen vaccine rollout in many countries. In this Progress article, we provide a snapshot of ongoing vaccine efficacy studies, as well as real-world data on vaccine effectiveness and the impact of virus variants of concern. Where they have been deployed in a high proportion of the adult population, the currently approved vaccines have been extremely effective in preventing COVID-19, particularly severe disease. Nonetheless, there are still significant challenges in ensuring equitable vaccine access around the globe and lessons that can be learned for controlling this pandemic and for the next pandemic.
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Identifiers
What OpenQuestion holds
Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.