Evidence map›Paper›PMID 40232375›Full record

ArticleNaunyn-Schmiedeberg's archives of pharmacology2025

Effect of gamma-terpinene on the articular inflammatory response.

Guilherme Henrique Oliveira Silva, Camila Ferreira Amaral, Edvalkia Magna Teobaldo da Rocha, Roberto Kenji Nakamura Cuman, Francielli Maria de Souza Silva Comar

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In one paragraph

Article in Naunyn-Schmiedeberg's archives of pharmacology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Article
  2. Article
  3. Essential Oil ofPlants (Basel, Switzerland) · 2026
    Review
  4. Article
  5. 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

5 authors.

Guilherme Henrique Oliveira SilvaPost-Graduation Program in Health Science (PCS), State University of Maringá(UEM), Avenue Colombo, 5790, Jd. Universitário, Maringá, PR, 87020 - 900, Brazil. guirick123@gmail.com.
Camila Ferreira AmaralPost-Graduation Program in Health Science (PCS), State University of Maringá(UEM), Avenue Colombo, 5790, Jd. Universitário, Maringá, PR, 87020 - 900, Brazil.
Edvalkia Magna Teobaldo da RochaPost-Graduation Program in Pharmaceutical Science (PCF), State University of Maringá (UEM), Avenue Colombo, 5790, Jd. Universitário, Maringá, PR, 87020 - 900, Brazil.
Roberto Kenji Nakamura CumanDepartment of Pharmacology and Therapeutics, Bloco K68, State University of Maringá (UEM), Avenue Colombo, 5790, Jd. Universitário, Maringá, 87020 - 900, Brazil.
Francielli Maria de Souza Silva ComarDepartment of Pharmacology and Therapeutics, Bloco K68, State University of Maringá (UEM), Avenue Colombo, 5790, Jd. Universitário, Maringá, 87020 - 900, Brazil.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This study investigates the anti-inflammatory and antinociceptive effects of gamma-terpinene (GT), a monoterpene present in essential oils, in models of acute joint inflammation and pain. GT was administered orally at doses of 25, 50, 75, and 100 mg/kg. Joint inflammation was induced by an intra-articular injection of zymosan to assess joint edema, leukocyte migration, and myeloperoxidase (MPO) enzyme activity. A carrageenan-induced paw edema model was used to evaluate edema and mechanical hyperalgesia, with measurements taken via plethysmometry and Von Frey testing. Results showed that GT significantly decreased leukocyte migration, joint edema, and MPO activity in the zymosan model, indicating an anti-inflammatory effect. In the carrageenan model, GT also demonstrated a dose-dependent reduction in paw edema and mechanical hyperalgesia, highlighting its analgesic potential. These findings support that GT possesses notable anti-inflammatory and antinociceptive properties, making it a promising candidate for natural therapeutic applications in managing inflammatory joint conditions. This suggests a potential role of GT as a natural alternative to NSAIDs and glucocorticoids (GCs), reducing inflammation while minimizing side effects. Future studies should explore its clinical applicability and long-term safety.

Indexed as

AnalgesicsAnti-Inflammatory AgentsInflammationMonoterpenesAnimalsCarrageenanCyclohexane MonoterpenesDisease Models, AnimalDose-Response Relationship, DrugEdemaHyperalgesiaLeukocytesMalePeroxidaseRats, WistarZymosanAnalgesicsAnti-Inflammatory AgentsCarrageenanCyclohexane Monoterpenesgamma-terpineneMonoterpenesPeroxidaseZymosanGamma-terpineneHyperalgesiaInflammatory responseJoint inflammationLeukocyte migration

Identifiers

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.