Related Experiment Video
Updated: May 5, 2026
Experimental Analysis of Apoptotic Thymocyte Engulfment by Macrophages
Published on: May 24, 2019
Potentiation of macrophage activity by thymol through augmenting phagocytosis
Anil Kumar Chauhan1, Rekha Jakhar1, Souren Paul1
1Department of Biotechnology, Daegu University, Kyoungsan, Kyoungbook 712-714, Republic of Korea.
Insights
Thymol, a natural compound, significantly boosts macrophage activity and splenocyte proliferation. This research highlights thymol
Area of Science:
- Immunology
- Pharmacology
- Natural Products
Background:
- Macrophage activity is crucial for immune responses.
- Natural compounds offer potential therapeutic benefits.
- Thymol's immunomodulatory effects require detailed investigation.
Purpose of the Study:
- To evaluate thymol's role in modulating macrophage phagocytosis.
- To assess thymol's impact on splenocyte proliferation and immune cell function.
- To investigate thymol's potential as an immunostimulatory agent.
Main Methods:
- Assessed macrophage phagocytosis, including uptake capacity and lysosomal activity.
- Measured splenocyte proliferation in response to thymol.
- Quantified superoxide anion generation, cytokine secretion (TNF-α, IL-1ß, PGE(2)), and anti-complementary activity.
Main Results:
- Thymol enhanced macrophage membrane fluidity, phagocytic capacity, and lysosomal activity.
- Thymol acted as a mitogen, increasing splenocyte proliferation.
- Thymol potentiated superoxide anion generation and demonstrated significant anti-complementary activity, while reducing pro-inflammatory cytokine secretion compared to lipopolysaccharide stimulation.
Conclusions:
- Thymol exhibits potent immunostimulatory properties.
- Its ability to enhance macrophage function and proliferation suggests therapeutic potential.
- Thymol may serve as a natural drug for treating immunological disorders.
Abstract:
The potent role of thymol, a natural compound, in modulation of macrophage activity was evaluated by determining all the sequential steps involved during phagocytosis. We found a significant increase in the proliferation of splenocytes in the presence of thymol and it proved to be a good mitogen. Uptake capacity of macrophages was enhanced due to increased membrane fluidity after treatment with thymol and it also increases lysosomal activity of macrophages. Data of superoxide anion generation revealed the involvement of thymol in the generation of respiratory burst as it potentiated this property of macrophages at a concentration of 150 μM. In the case of TNF-α, IL-1ß and PGE(2) a decreased level of secretion was observed 154 ρg/ml, 736.1 ρg/ml, and 151 ρg/ml respectively when compared with lipopolysaccharide treated cells, where the level of these cytokines was significantly high. We also determined the anti-complementary activity of thymol which showed to be more effective than rosmarinic acid. Thus, the results obtained from the study suggest the potential role of thymol as a natural immunostimulatory drug which can be used in the treatment of various immunological disorders.
More Related Videos
09:22High Throughput Fluorometric Technique for Assessment of Macrophage Phagocytosis and Actin Polymerization
Published on: November 27, 2014
06:38Macrophage Differentiation and Polarization into an M2-Like Phenotype using a Human Monocyte-Like THP-1 Leukemia Cell Line
Published on: August 2, 2021
Related Concept Videos
01:31Defense Against Bacterial Pathogens
Phagocytes
Phagocytes are the frontline soldiers of the immune system. They include neutrophils and macrophages. Neutrophils are the most abundant type of white blood cell and are quickly mobilized to the site of infection. Macrophages are larger cells that patrol...
01:25Immune Surveillance by NK Cells and Phagocytes
Natural Killer Cells: The Fast Responders
NK cells are large granular lymphocytes found in the blood and lymphatic system. These...