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Fresh Water Cyanobacteria Geitlerinema sp. CCC728 and Arthrospira sp. CCC729 as an Anticancer Drug Resource.

Abstract
An increasing number of cancer patients worldwide, especially in third world countries, have raised concern to explore natural drug resources, such as the less explored fresh water filamentous cyanobacteria. Six strains of cyanobacteria (Phormidium sp. CCC727, Geitlerinema sp. CCC728, Arthrospira sp. CCC729, Phormidium sp. CCC731, Phormidium sp. CCC730, and Leptolyngbya sp. CCC732) were isolated (paddy fields and ponds in the Banaras Hindu University, campus) and five strains screened for anticancer potential using human colon adenocarcinoma (HT29) and human kidney adenocarcinoma (A498) cancer cell lines. Geitlerinema sp. CCC728 and Arthrospira sp. CCC729 were the most potent as determined by examination of morphological features and by inhibition of growth by graded concentrations of crude extracts and thin-layer chromatography (TLC) eluates. Cell cycle analysis and multiplex assays using cancer biomarkers also confirmed Geitlerinema sp. CCC728 and Arthrospira sp. CCC729 as cancer drug resources. Apoptotic studies in the cells of A498 (cancer) and MCF-10A (normal human epithelial) exposed to crude extracts and TLC fractions revealed no significant impact on MCF-10A cells emphasizing its importance in the development of anticancer drug. Identification of biomolecules from these extracts are in progress.
AuthorsAkanksha Srivastava, Ratnakar Tiwari, Vikas Srivastava, Tej Bali Singh, Ravi Kumar Asthana
JournalPloS one (PLoS One) Vol. 10 Issue 9 Pg. e0136838 ( 2015) ISSN: 1932-6203 [Electronic] United States
PMID26325186 (Publication Type: Journal Article, Research Support, Non-U.S. Gov't)
Chemical References
  • Antineoplastic Agents
  • Biological Factors
Topics
  • Antineoplastic Agents (pharmacology)
  • Apoptosis (drug effects)
  • Biological Factors (pharmacology)
  • Cell Cycle (drug effects)
  • Cell Line, Tumor
  • Cyanobacteria (physiology)
  • Fresh Water (microbiology)
  • HT29 Cells
  • Humans
  • Molecular Sequence Data

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