Cited by 87RNA Interference and Gene DeliverySARS-CoV-2 and COVID-19 ResearchImmunotherapy and Immune Responses

Rise of the RNA machines – self-amplification in mRNA vaccine design

Open access
Comes, Jerome D.G., Pijlman, Gorben P., Hick, Tessy A.H.·2023·Trends in Biotechnology

Abstract

mRNA vaccines have won the race for early COVID-19 vaccine approval, yet improvements are necessary to retain this leading role in combating infectious diseases. A next generation of self-amplifying mRNAs, also known as replicons, form an ideal vaccine platform. Replicons induce potent humoral and cellular responses with few adverse effects upon a minimal, single-dose immunization. Delivery of replicons is achieved with virus-like replicon particles (VRPs), or in nonviral vehicles such as liposomes or lipid nanoparticles. Here, we discuss innovative advances, including multivalent, mucosal, and therapeutic replicon vaccines, and highlight novelties in replicon design. As soon as essential safety evaluations have been resolved, this promising vaccine concept can transform into a widely applied clinical platform technology taking center stage in pandemic preparedness.

The claims and statistics of this paper haven’t been checked yet.

Run the check — free, no account needed. It reads the open-access text and checks the sources it cites.

A few free checks a day · papers already verified open instantly · results are public

Integrity signals

Registry

Crossref · 10.1016/j.tibtech.2023.05.007

Cites

110 of 110 references verified0 citation errors · 0 not checkable

Statistics

Claims the paper makes

The claims and statistics of this paper haven’t been checked yet.

Run the check — free, no account needed. It reads the open-access text and checks the sources it cites.

A few free checks a day · papers already verified open instantly · results are public

Claims other papers make about this one

Each is checked against this paper’s own text: does it say what the citing paper says it does?

  • GEMCOVAC-OM is a self-amplifying mRNA (samRNA) vaccine.

    “First, GEMCOVAC-OM is a self-amplifying mRNA (samRNA) vaccine, which can lower the dose for administration6.”

    From An Omicron-specific, self-amplifying mRNA booster vaccine for COVID-19: a phase 2/3 randomized trial (2024) · cites this paper as [6]

    The mRNA vaccine landscape section says self-amplifying RNA vaccines can induce protection at a markedly lower initial dose than conventional mRNA vaccines. The Safety considerations section describes an approved human replicon vaccine in India, but our copy does not name GEMCOVAC-OM or establish that it is a self-amplifying mRNA vaccine (searched: GEMCOVAC-OM, GEMCOVAC). (LLM, conf=0.82)

    Experimental — accuracy not yet measured
  • Self-amplifying mRNA vaccines can lower the dose for administration.

    “First, GEMCOVAC-OM is a self-amplifying mRNA (samRNA) vaccine, which can lower the dose for administration6.”
  • samRNA vaccines can induce potent immune responses at lower doses due to their ability to amplify antigen production within the body, potentially reducing the risk of adverse reactions.

    “samRNA vaccines can induce potent immune responses at lower doses due to their ability to amplify antigen production within the body, potentially reducing the risk of adverse reactions6,44.”

Self-check

Percentages, sums and reported differences re-computed from the paper’s own numbers.

The self-check needs the paper’s full text.

Cites

Flagged first, then by citations

Cited by

Sorted by citations

Authors
Comes, J. D. G., Pijlman, G. P., & Hick, T. A. H.
Affiliations
Wageningen University & Research (NL)
Corresponding author
Pijlman, Gorben P.
Venue
Trends in Biotechnology
Publisher
Elsevier BV
Published
2023-11
Volume
41
Issue
11
Pages
1417-1429
ISSN
0167-7799 (ISSN-L)
OpenAlex
W4380996827
Cited by
87
References
108
Citations by year
2026: 22 · 2025: 33 · 2024: 26 · 2023: 5 · 2013: 1
FWCI
2.27
Type
journal article
Language
en
Open access
Locations
  • Trends in biotechnology (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, other-oa)
  • PubMed (publishedVersion)
  • Socio-Environmental Systems Modeling (submittedVersion, cc-by)
Funders
Technology Foundation STW
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › RNA Interference and Gene Delivery
  • Health Sciences › Medicine › Infectious Diseases › SARS-CoV-2 and COVID-19 Research
  • Life Sciences › Immunology and Microbiology › Immunology › Immunotherapy and Immune Responses
Keywords
self-amplifying mRNA, replicons, mRNA vaccines, lipid nanoparticles, liposomes, multivalent vaccine, mucosal vaccines, therapeutic vaccines, vaccine design, COVID-19 vaccines, single-dose vaccination, humoral and cellular immune response, vaccine safety
MeSH terms
COVID-19, SARS-CoV-2, COVID-19 Vaccines, mRNA Vaccines, Humans, Replicon, RNA, Messenger, Vaccines, Synthetic

About these checks

Registry, retraction, Cites and statistics results are computed, not judged, with one exception: a printed reference that no index lists is read once by a model before it counts as a citation error. Claims are extracted by a model and kept only when their quote appears verbatim in the text; each cited source is then checked, with a model’s help, for whether it says what the claim relies on. Those verdicts can be wrong — read the claim’s quote and the cited source before relying on one.

Statistics and arithmetic are recomputed, not judged.

Confidence bands are shown only for fields calibrated on our annotated test set. None is calibrated yet, so no band is shown.

What counts as a claim ›How we measure confidence ›How we check this ›

Are you an author, or do you see a problem with this page? Request a review