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Updated: Sep 11, 2025

Fabrication of Tongue Extracellular Matrix and Reconstitution of Tongue Squamous Cell Carcinoma In Vitro
Published on: June 20, 2018
Bee venom exhibits anti-cancer effects on tongue carcinoma cells by arresting cell cycle, inducing apoptosis, and
Enas Sabry1, Hagar M Zayed1, Ola M Ezzatt1,2
1Ain Shams University, Faculty of Dentistry, Department of Oral Medicine, Periodontology and Oral Diagnosis, Cairo, Egypt.
Objective:
Tongue squamous cell carcinoma (TSCC) is an aggressive oral cancer with notable treatment resistance. This in vitro study investigated anti-cancer effects of honey bee venom (BV)-a mixture of bioactive compounds-on the human TSCC cell line.
Methodology:
The cytotoxicity of serial BV concentrations (0.01-100 µg/mL) was tested on the cultured human TSCC cell line (HNO-97) to determine the half-maximal inhibitory concentration (IC50) value. Group I (BV) included cells treated with IC50 of BV, and Group II (control) received no treatment; both were incubated for 48 hours. The apoptotic effect of BV was evaluated using the Annexin V assay and the BAX and BCL-2 gene expression. The BV effect on cell viability, proliferation, and division was evaluated by cell cycle assay. Additionally, Transwell migration assays were performed to demonstrate the potential impact of BV on cell migration.
Results:
BV showed dose-dependent cytotoxicity and anti-proliferative activity on HNO-97 cells (IC50: 12.96 μg/mL). The treated group exhibited cell cycle arrest, reduced cell migration, significantly decreased BCL-2 gene expression (p=0.001), and increased BAX gene expression (p=0.03) compared to the untreated group.
Conclusion:
BV demonstrated anti-cancer activity on human TSCC by inducing apoptosis and inhibiting cell migration. These findings warrant further preclinical investigations to evaluate BV as an alternative for current tongue carcinoma therapies.
Insights
Honey bee venom (BV) exhibits anti-cancer effects against tongue squamous cell carcinoma (TSCC) by inducing apoptosis and reducing cell migration. Further research is needed to explore BV as a potential therapy for tongue carcinoma.
Area of Science:
- Oncology
- Biochemistry
Background:
- Tongue squamous cell carcinoma (TSCC) is an aggressive cancer known for treatment resistance.
- Honey bee venom (BV) contains bioactive compounds with potential therapeutic properties.
Purpose of the Study:
- To investigate the in vitro anti-cancer effects of honey bee venom (BV) on a human tongue squamous cell carcinoma (TSCC) cell line.
- To determine BV's impact on TSCC cell viability, proliferation, apoptosis, and migration.
Main Methods:
- Cytotoxicity assays were performed to determine the IC50 of BV on HNO-97 cells.
- Apoptosis was assessed via Annexin V assay and BAX/BCL-2 gene expression analysis.
- Cell cycle analysis and Transwell migration assays evaluated BV's effects on proliferation and migration.
Main Results:
- BV demonstrated dose-dependent cytotoxicity with an IC50 of 12.96 μg/mL against HNO-97 cells.
- BV induced cell cycle arrest, reduced cell migration, and modulated BAX and BCL-2 gene expression.
- Significant decrease in BCL-2 (p=0.001) and increase in BAX (p=0.03) gene expression were observed.
Conclusions:
- Honey bee venom exhibits significant anti-cancer activity against human TSCC in vitro.
- BV induces apoptosis and inhibits cell migration in TSCC cells.
- These findings support further preclinical studies of BV as a potential alternative therapy for tongue carcinoma.
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