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Updated: Jan 5, 2026

Cytotoxic Efficacy of Photodynamic Therapy in Osteosarcoma Cells In Vitro
Published on: March 18, 2014
Pharmacological properties and therapeutic potential of saffron (Crocus sativus L.) in osteosarcoma
Bilal Ege1, Onder Yumrutas2, Miray Ege3
1Department of Oral and Maxillofacial Surgery, School of Dentistry, Adiyaman University, Adiyaman, Turkey.
Objectives:
In this comprehensive study, we aimed to investigate pharmacological properties and therapeutic significance of saffron in osteosarcoma cancer cells.
Methods:
Plant materials were obtained from Safranbolu district of Karabuk, Turkey. For the determination of anticancer properties, thiazolyl blue tetrazolium bromide (MTT) cell viability, colony formation, wound closure, DNA ladder assays and gene expression analysis by real-time PCR were performed. Also, cellular inflammation, total antioxidant and oxidants status were determined.
Key Findings:
Dichloromethane and hexane extracts of saffron were significantly inhibited cell proliferation and interfered with colony forming and migration capabilities of U2-OS osteosarcoma cancer cells. Also, both extracts induced the activation of tumour suppressor CDKN2B gene and altered cellular morphology resembling the induction of apoptosis. However, DNA fragmentation was not observed after extract treatments. Saffron was also found to have no significant effect on cellular inflammation. Unexpectedly, both dichloromethane and hexane extracts of saffron had no marked effect on cellular total antioxidant and oxidant status. Lastly, vanillic acid, resveratrol, caffeic acid and 4-hydroxybenzoic acid were found to be highly rich in our extracts.
Conclusions:
Findings of this study demonstrated significant antiproliferative and antitumorigenic properties of saffron in osteosarcoma.
Insights
Saffron extracts demonstrated significant antiproliferative and antitumorigenic effects against osteosarcoma cancer cells by inhibiting proliferation and migration. Further research is needed to explore its full therapeutic potential.
Area of Science:
- Pharmacology
- Oncology
- Natural Products Chemistry
Background:
- Osteosarcoma is a primary bone malignancy with limited treatment options.
- Saffron (Crocus sativus) possesses known medicinal properties.
- Investigating natural compounds for cancer therapy is crucial.
Purpose of the Study:
- To evaluate the pharmacological properties and therapeutic potential of saffron extracts in osteosarcoma.
- To determine the effects of saffron on osteosarcoma cell proliferation, migration, and apoptosis.
- To identify key phytochemicals responsible for saffron's activity.
Main Methods:
- Saffron extracts (dichloromethane and hexane) were prepared from Turkish saffron.
- Anticancer properties were assessed using MTT assays, colony formation, wound closure, and DNA ladder assays.
- Gene expression (CDKN2B), cellular inflammation, and antioxidant/oxidant status were analyzed.
Main Results:
- Saffron extracts significantly inhibited U2-OS osteosarcoma cell proliferation, colony formation, and migration.
- Extracts induced the tumor suppressor gene CDKN2B and altered cell morphology, suggesting apoptosis.
- No significant effect on cellular inflammation or total antioxidant/oxidant status was observed; DNA fragmentation was absent.
Conclusions:
- Saffron exhibits significant antiproliferative and antitumorigenic properties against osteosarcoma cells.
- The extracts contain beneficial compounds like vanillic acid and resveratrol.
- Saffron represents a promising natural agent for osteosarcoma treatment.
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