Buscar
Mostrando ítems 31-40 de 8743
Studies on quinones. Part 43: Synthesis and cytotoxic evaluation of polyoxyethylene-containing 1,4-naphthoquinones
(PERGAMON-ELSEVIER SCIENCE LTD, 2008)
A series of naphthoquinones 2,3-disubstituted with chlorine and oxyethylene groups have been prepared from 2,3-dichloro- and 2,3-dimethoxy-1,4-naphthoquinone. The members of these series were tested on normal human. broblasts ...
Mutagenic and cytotoxic activity of an isocoumarin (Paepalantine) isolated from Paepalanthus vellozioides
(Wiley-Blackwell, 1997-01-01)
A new isocoumarin with antimicrobial activity was isolated from Paepalanthus vellozioides (a native Brazilian plant) and called paepalantine. This study was carried out to assess the mutagenic activity of this new agent ...
Mutagenic and cytotoxic activity of an isocoumarin (paepalantine) isolated from Paepalanthus vellozioides
(1997-09-03)
A new isocoumarin with antimicrobial activity was isolated from Paepalanthus vellozioides (a native Brazilian plant) and called paepalantine. This study was carried out to assess the mutagenic activity of this new agent ...
In vitro cytotoxic activity of Brazilian plant extracts against human lung, colon and CNS solid cancers and leukemia
(Elsevier B.V., 2007-04-01)
The cytotoxicity of extracts obtained from plants occurring in the Amazon and Atlantic rain forests against NCI-H460, KM-12, SF-268 and RPMI-8226 cancer cell lines was investigated. Expressive activity was observed in the ...
Optimization of the Cytotoxic Activity of Three Streptomyces Strains Isolated from Guaviare River Sediments (Colombia, South America)
(BioMed Research International, 2018-07-19)
Three Streptomyces strains isolated from Guaviare sediments (Colombia, South America) with cytotoxic activity against prostate cancer (PC3), breast cancer (MDA-MB-231), and lung cancer (A549) line cells were studied. The ...
Cytotoxic activity of some marine brown algae against cancer cell lines
(Sociedad de Biología de Chile, 2010)
Cytotoxicity of Active Ingredients Extracted from Plants of the Brazilian "Cerrado"
(Natural Products Inc, 2011-07-01)
Cytotoxicity assays arc needed for the screening of natural products with potential anti-inflammatory. The purpose of this study was to compare the basal cytotoxicity of active ingredients extracted from plants of the ...
Study on the cytotoxic activity of drimane sesquiterpenes and nordrimane compounds against cancer cell lines
(MDPI AG, 2014)
Twelve drimanes, including polygodial (1), isopolygodial (2), drimenol (3), confertifolin (4), and isodrimenin (5), were obtained from natural sources. Semi-synthetic derivatives 6-12 were obtained from 1 and 2, and cytotoxic ...