Antitumor activity of extract and isolated compounds from Drechslera rostrata and Eurotium tonophilum

Fatmah A.S. Alasmary, Amani S. Awaad, Mehnaz Kamal, Saleh I. Alqasoumi, Mohamed E. Zain

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

Total extracts of Drechslera rostrata and Eurotium tonophilum in addition of two isolated compounds from their cultures [di-2-ethylhexyl phthalate (H1) and 1,8-Dihydroxy-3-methoxy-6-methyl-anthraquinone (H2)] were tested for their antitumor activity using four human carcinoma cell lines. Antitumor activity was assessed by performing MTT assay to check the % cell viability. The % viability of HCT-116 (colon carcinoma), HeLa (cervical carcinoma), HEp-2 (larynx carcinoma) and HepG-2 (hepatocellular carcinoma) cells decreased after treatment with Drechslera rostrata and Eurotium tonophilum extracts, these effects were ranged from 059.0 ± 0.1 to 217.0 ± 0.3 µg/ml on all types of cancer cells. The best activity was recorded for Eurotium tonpholium extract (054.5 ± 0.3, 059.0 ± 0.5 and 059.0 ± 0.1 for HEp-2, Hela, and HepG-2 respectively). The isolated compounds (H1&H2) were found to be responsible about the activities because they recorded the lowest IC50 on tested cell lines with range of 9.5–20.3 μg/ml. Vinblastine sulphate was used as a reference standard and showed in vitro anticancer activity. This study demonstrated that all extracts and isolated compounds have antitumor activity against HCT-116, HeLa, HEp-2 and HepG-2 cells.

Original languageEnglish
Pages (from-to)279-285
Number of pages7
JournalSaudi Pharmaceutical Journal
Volume26
Issue number2
DOIs
StatePublished - Feb 2018

Keywords

  • 1,8-Dihydroxy-3-methoxy-6-methyl-anthraquinone
  • Di-2-ethylhexyl phthalate
  • Drechslera rostrata
  • Eurotium tonophilum
  • Human cancer cell lines
  • MTT assay

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