Evidence map›Paper›PMID 39355141›Full record

SynthesisFrontiers in veterinary science2024

Safety and efficacy of toll-like receptor agonists as therapeutic agents and vaccine adjuvants for infectious diseases in animals: a systematic review.

Harriet Oboge, Victor Riitho, Mutono Nyamai, George P Omondi, Anna Lacasta, Naftaly Githaka, Vishvanath Nene, Gabriel Aboge, S M Thumbi

Abstract readSystematic Review
In one paragraph

Synthesis in Frontiers in veterinary science, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

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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

9 authors.

Harriet ObogeDepartment of Public Health Pharmacology and Toxicology, Faculty of Veterinary Medicine, University of Nairobi, Nairobi, Kenya.
Victor RiithoCentre for Epidemiological Modelling and Analysis, University of Nairobi, Nairobi, Kenya.
Mutono NyamaiCentre for Epidemiological Modelling and Analysis, University of Nairobi, Nairobi, Kenya.
George P OmondiFeed the Future Innovation Lab for Animal Health, Washington State University, Pullman, WA, United States.
Anna LacastaAnimal and Human Health, International Livestock Research Institute, Nairobi, Kenya.
Naftaly GithakaAnimal and Human Health, International Livestock Research Institute, Nairobi, Kenya.
Vishvanath NeneAnimal and Human Health, International Livestock Research Institute, Nairobi, Kenya.
Gabriel AbogeDepartment of Public Health Pharmacology and Toxicology, Faculty of Veterinary Medicine, University of Nairobi, Nairobi, Kenya.
S M ThumbiCentre for Epidemiological Modelling and Analysis, University of Nairobi, Nairobi, Kenya.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: Strengthening global health security relies on adequate protection against infectious diseases through vaccination and treatment. Toll-like receptor (TLR) agonists exhibit properties that can enhance immune responses, making them potential therapeutic agents or vaccine adjuvants. Methods: We conducted an extensive systematic review to assess the efficacy of TLR agonists as therapeutic agents or vaccine adjuvants for infectious diseases and their safety profile in animals, excluding rodents and cold-blooded animals. We collected qualitative and available quantitative data on the efficacy and safety outcomes of TLR agonists and employed descriptive analysis to summarize the outcomes. Results: Among 653 screened studies, 51 met the inclusion criteria. In this review, 82% (42/51) of the studies used TLR agonists as adjuvants, while 18% (9/51) applied TLR agonist as therapeutic agents. The predominant TLR agonists utilized in animals against infectious diseases was CpG ODN, acting as a TLR9 agonist in mammals, and TLR21 agonists in chickens. In 90% (46/51) of the studies, TLR agonists were found effective in stimulating specific and robust humoral and cellular immune responses, thereby enhancing the efficacy of vaccines or therapeutics against infectious diseases in animals. Safety outcomes were assessed in 8% (4/51) of the studies, with one reporting adverse effects. Discussion: Although TLR agonists are efficacious in enhancing immune responses and the protective efficacy of vaccines or therapeutic agents against infectious diseases in animals, a thorough evaluation of their safety is imperative to in-form future clinical applications in animal studies. Systematic review registration: https://www.crd.york.ac.uk/prospero/display_record.php?RecordID=323122.

Indexed as

adjuvantsanimalsefficacyinfectious diseasessafetytherapeuticstoll-like receptor agonistsvaccines

Identifiers

PMID39355141
PMCPMC11442433

What OpenQuestion holds

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Registered trials

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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.