Evidence map›Paper›PMID 39914508›Full record

ReviewInternational journal of pharmaceutics2025

Mast cell activators as adjuvants for intranasal mucosal vaccines.

Connor T Murphy, Eric M Bachelder, Kristy M Ainslie

Abstract readReview
In one paragraph

Review in International journal of pharmaceutics, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from 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.

2 · The registry

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.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Broadly active intranasal influenza vaccine with a nanocomplex particulate adjuvant targeting mast cells and toll-like receptor 9.Journal of controlled release : official journal of the Controlled Release Society · 2025
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Connor T MurphyDivision of Pharmacoengineering & Molecular Pharmaceutics, Eshelman School of Pharmacy, UNC Chapel Hill NC USA.
Eric M BachelderDivision of Pharmacoengineering & Molecular Pharmaceutics, Eshelman School of Pharmacy, UNC Chapel Hill NC USA.
Kristy M AinslieDivision of Pharmacoengineering & Molecular Pharmaceutics, Eshelman School of Pharmacy, UNC Chapel Hill NC USA; Department of Biomedical Engineering NC State/UNC Chapel Hill NC USA; Department of Microbiology and Immunology, School of Medicine, UNC Chapel Hill NC USA. Electronic address: ainsliek@email.unc.edu.

Funding

Mechanistic evaluation of mast cell agonists combined with TLR, NOD and STING agonists.R01AI167099 · NIAID · UNIV OF NORTH CAROLINA CHAPEL HILL · PI Kristy M Ainslie · 2023 to 2026
$2.5M
NIAID NIH HHS R01 AI167099
6 · The paper itself

Abstract

Mast cells have roles in immune regulation, allergy, and host response to pathogens. Compounds that activate mast cells (MCAs) can serve as vaccine adjuvants, potentially outperforming current FDA-approved options, especially for mucosal vaccines. While most vaccines are administered intramuscularly, intranasal and needle-free formulations offer benefits like improved compliance and accessibility. However, the lack of effective adjuvants limits mucosal vaccine development. This review explores MCAs as promising alternatives to traditional adjuvants, aiming to enhance mucosal vaccine efficacy. We summarize the nascent work of formulating MCAs like compound 48/80 into nanoparticles, with excipients such as chitosan and chitosan/alginate. Other MCAs like the peptide mastoparan 7 complexed with CpG have formed nanoparticle complexes that illustrate protective mucosal immunity in a model of influenza. The small molecule MCA ST101036, when encapsulated in acetalated dextran particles, has demonstrated enhanced immune responses and protection in a West Nile Virus model of infection. This review highlights the potential of MCAs as potent vaccine adjuvants, particularly for mucosal vaccines, and summarizes, recent advancements in formulating these activators into nanoparticles to enhance immune responses and protection.

Indexed as

Adjuvants, ImmunologicAdjuvants, VaccineMast CellsVaccinesAdministration, IntranasalAnimalsHumansImmunity, MucosalNanoparticlesAdjuvants, ImmunologicAdjuvants, VaccineVaccinesAdjuvantsFormulationMast cellsMucosal vaccineNanoparticles

Identifiers

PMID39914508
PMCPMC12577933

What OpenQuestion holds

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Registered trials

None linked

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.