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Bioactivity of a new staurosporine derivative from a marine Streptomyces sp. strain M518

  • Shaojie Wu*
  • , Fuchao Li
  • , Song Qin
  • , Fangqing Zhao
  • , Yanhua Hou
  • , Serge Fotso
  • , Heinz H. Fiebig
  • , Hartmurt Laatsch
  • *Corresponding author for this work
  • CAS - Institute of Oceanology
  • University of Chinese Academy of Sciences
  • University of Göttingen
  • Charles River Laboratories

Research output: Contribution to journalArticlepeer-review

Abstract

A new staurosporine derivative, N-carboxamido-staurosporine (1c), was isolated from a marine actinomycetes strain M518, together with the known compounds N-formyl-staurosporine (1b) and staurosporine (1a). Anticancer activities against 37 human cancer cell lines of 1b and 1c and antimicrobial activities against 9 microorganisms of 1a, 1b and 1c were tested. The results showed that 1c exhibited stronger anticancer bioactivity than 1b. The average IC50, IC70 and IC90 of 1c against 37 cell lines were 0.016, 0.171 and 2.352 μg·mL-1 respectively. Compounds 1a, 1b and 1c also exhibited good inhibitory activity against microalgae. Phylogenetic analysis based on 16S rRNA gene indicated that strain M518 belongs to Streptomyces genus.

Original languageEnglish
Pages (from-to)874-879
Number of pages6
JournalGaojishu Tongxin/Chinese High Technology Letters
Volume17
Issue number8
StatePublished - Aug 2007
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being
  2. SDG 14 - Life Below Water
    SDG 14 Life Below Water

Keywords

  • 16S rRNA
  • Bioactivity
  • Marine Streptomyces
  • Staurosporine

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