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Lac dye as a potential anti-neoplastic agent
Gulsaz Shamim1, Sanjeev Kumar Ranjan2, Dev Mani Pandey3
1Department of Biotechnology, Birla Institute of Technology, Mesra; Lac Production Division, Indian Institute of Natural Resins and Gums, Namkum, Ranchi, Jharkhand, India.
Lac dye, derived from the Indian lac insect, shows anticancer potential. This natural compound effectively inhibits the proliferation of human leukemia cell lines, suggesting its use as a leukemia treatment.
Area of Science:
- Natural Products Chemistry
- Pharmacology
- Oncology
Background:
- Anthraquinone compounds are recognized for their anticancer properties.
- Lac dye is a natural mixture of polyhydroxy anthraquinone compounds (Laccaic acids A-E) from Kerria lacca.
Purpose of the Study:
- To evaluate the in vitro anticancer activity of lac dye.
- To investigate the inhibitory effects of lac dye on human malignant cell lines, particularly leukemia.
Main Methods:
- In vitro anticancer screening of lac dye at concentrations of 10, 20, 40, and 80 μg/ml.
- Utilized the Sulforhodamine B (SRB) assay to assess cell viability.
- Tested against ten human malignant cell lines, including six human leukemia cell lines (U973, Raji, K562, Jurkat, MOLT 4, HL60).
Main Results:
- Lac dye demonstrated inhibitory effects on human leukemia cell lines.
- Both crimson and yellow variants of lac dye exhibited antiproliferative activity.
Conclusions:
- Lac dye shows significant inhibitory activity against human leukemia cell lines (Raji, U937, K562, HL60, Jurkat).
- Lac dye is a potential candidate for development as an anticancer agent for leukemia treatment.
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