Results 51 to 60 of about 54,773 (378)

Increased Free Radical Generation during the Interaction of a Quinone-Quinoline Chelator with Metal Ions and the Enhancing Effect of Light

open access: yesPharmaceuticals, 2023
Schiff bases and similar molecules forming metal complexes may cause redox effects, which may also be influenced by light. Anthraquinones such as doxorubicin and idarubicin are widely used antitumor agents, which can generate reactive oxygen species (ROS)
Olga Yu. Selyutina   +4 more
doaj   +1 more source

Mutagenicity of anthraquinone and hydroxylated anthraquinones in the Ames/Salmonella microsome system [PDF]

open access: yesApplied and Environmental Microbiology, 1982
The mutagenicity of anthracene, anthraquinone, and four structurally similar compounds of each was evaluated in the Ames/Salmonella microsome assay. Anthraquinone was shown to be mutagenic for strains TA1537, TA1538, and TA98 in the absence of rat liver homogenate. The four anthraquinone derivatives tested were mutagenic for TA1537 exclusively. None of
D F Liberman   +4 more
openaire   +3 more sources

Constituintes químicos do caule de Senna reticulata Willd. (Leguminoseae): Chemical constituents isolated from the wood of Senna reticulata Willd.

open access: yesQuímica Nova, 2008
The phytochemical investigation of the wood extracts of Senna reticulata (Leguminoseae) yielded six anthraquinones: chrysophanol, physcion, aloe-emodin, 1,3,8-trihydroxyanthraquinone, 3-methoxy-1,6,8-trihydroxyanthraquinone, emodin and the chrysophanol ...
Rogério Nunes dos Santos   +2 more
doaj   +1 more source

Photochemotherapy using natural anthraquinones: rubiadin and Soranjidiol sensitize human cancer cell to die by apoptosis [PDF]

open access: yes, 2014
Over the past decade the science has studied synthetic photosensitizers used in photodynamic therapy (PDT) or photochemotherapy as anticancer candidates.
Agostini, Elizabeth   +6 more
core   +1 more source

Chemical Diversity and Biological Activities of Phaeosphaeria Fungi Genus: A Systematic Review

open access: yesJournal of Fungi, 2018
Microbial natural products (MNPs) have been identified as important hotspots and effective sources for drug lead discovery. The genus Phaeosphaeria (family: Phaeosphaeriaceae, order: Pleosporales), in particular, has produced divergent chemical ...
Amr El-Demerdash
doaj   +1 more source

Hepatitis induced by noni juice from Morinda citrifolia: A rare cause of hepatotoxicity or the tip of the iceberg? [PDF]

open access: yes, 2006
A 24-year-old female patient presented to her community hospital with mild elevations of serum transaminase and bilirubin levels. Because of multiple sclerosis, she was treated with interferon beta-la for 6 weeks.
Diebold, J.   +3 more
core   +1 more source

Estudo químico de duas plantas medicinais da amazônia: Philodendron scabrum k. Krause (araceae) e Vatairea guianensis aubl. (fabaceae) Chemical study of two Amazonian medicinal plants: Philodendron scabrum K. Krause (Araceae) and Vatairea guianensis Aubl. (Fabaceae)

open access: yesActa Amazonica, 2011
Este trabalho relata o estudo químico de duas plantas medicinais da Amazônia: Philodendron scabrum K. krause (Araceae) e Vatairea guianensis Aubl. (Fabaceae). As composições dos óleos essenciais dos cipós de P. scabrum e dos frutos de V.
Ivonei Ottobelli   +6 more
doaj   +1 more source

Phytochemical Analysis of the Aerial Part of Golden Dock (Rumex Maritimus L.)

open access: yesРазработка и регистрация лекарственных средств, 2023
Introduction. Golden dock (Rumex maritimus L., Polygonaceae) is used as a medicinal and food plant in Asian countries. The plant contains phytochemicals of various classes: flavonoids, tannins, anthraquinones etc.
V. V. Podgurskaya   +4 more
doaj   +1 more source

Anthraquinones fromCassia greggii

open access: yesPhytochemistry, 1992
This work was partly financed by a grant from the CICYT (PB88-0049). BBD and EV are indebted to the AIETI for financial support.
González, Antonio G.   +4 more
openaire   +4 more sources

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