Results 121 to 130 of about 415 (136)
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Studies on the interactions of bioactive quinone avarone and its methylamino derivatives with calf thymus DNA

International Journal of Biological Macromolecules, 2013
The interactions of avarone, a quinone from the marine sponge Dysideaavara, and the methylamino derivatives of avarone (2), 3'-(methylamino)avarone (3) and 4'-(methylamino)avarone (4) with calf thymus DNA (CT-DNA) were studied. Agarose gel electrophoreticanalysis showed that binding of the quinones quenched fluorescence of ethidium bromide (EB).
Vujčić, Miroslava   +5 more
openaire   +4 more sources

Effect of avarol, avarone and nine of their natural and synthetic derivatives on microsomal drug-metabolizing enzymes

Toxicology Letters, 1991
Avarol, a sesquiterpenoid hydroquinone, its quinone avarone, both main secondary metabolites from the marine sponge Dysidea avara and nine of their natural and synthetic derivatives were tested for ability to interact selectively with rat liver microsomal phenobarbital (PB)- or 3-methylcholanthrene (3-MC)-induced cytochrome (cyt.) P-450 isoenzymatic ...
MA Belisario   +5 more
openaire   +2 more sources

In vitro Effect of Avarone and Avarol, a Quinone/Hydroquinone Couple of Marine Origin, on Platelet Aggregation

Pharmacology & Toxicology, 1996
Abstract: We investigated the effect on human platelet aggregation of the naturally occurring quinone/hydroquinone couple, avarone and avarol. Avarone exerted antiplatelet activity both on platelet‐rich plasma and, to a greater extent, on washed platelets. The quinone inhibited the platelet aggregatory process with all the agonists used.
M A, Belisario   +5 more
openaire   +2 more sources

Biphasic and differential effects of the cytostatic agents avarone and avarol on DNA metabolism of human and murine T and B lymphocytes

European Journal of Cancer and Clinical Oncology, 1986
The two novel antimitotic and potent antileukemic agents avarone and avarol were determined to inhibit the [3H]-dThd incorporation rates of both murine spleen and human peripheral blood lymphocytes within the concentration range of 2-6 microM. The mitogens concanavalin A (ConA; for T lymphocytes), lipopolysaccharide (LPS; for murine B lymphocytes) and ...
W E, Müller   +7 more
openaire   +2 more sources

ChemInform Abstract: Highly Efficient Total Synthesis of the Marine Natural Products (+)‐Avarone (Ia), (+)‐Avarol (Ib), (‐)‐Neoavarone (IIa), (‐)‐Neoavarol (IIb) and (+)‐Aureol (III).

ChemInform, 2008
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable via the “References” option.
Junji Sakurai   +6 more
openaire   +1 more source

Enantioselektive Totalsynthese von Avarol und Avaron

Angewandte Chemie, 1999
Taotao Ling   +2 more
openaire   +2 more sources

Avarone and Avarol

Drugs of the Future, 1985
W.E.G. Mueller   +5 more
openaire   +1 more source

Potent antileukemic activity of the novel cytostatic agent avarone and its analogues in vitro and in vivo.

Cancer research, 1985
Avarone and avarol are novel cytostatic agents which have potent antileukemic activity both in vitro and in vivo (mice). Cell culture experiments revealed that the cytostatic activity of these two compounds on L5178Y mouse lymphoma cells was 13- to 14-fold higher than that determined for HeLa cells and 40- to 43-fold higher than that for human melanoma
W E, Müller   +9 more
openaire   +1 more source

Inhibition of replication of the etiologic agent of acquired immune deficiency syndrome (human T-lymphotropic retrovirus/lymphadenopathy-associated virus) by avarol and avarone.

Journal of the National Cancer Institute, 1987
Avarol and avarone are two antimitotic and antimutagenic agents that preferentially inhibit proliferation of T-cell leukemia lines in vitro. This report shows that these compounds have a dose-dependent inhibitory effect on the replication of the etiologic agent of acquired immune deficiency syndrome (AIDS), human T-lymphotropic retrovirus (HTLV-III ...
P S, Sarin   +3 more
openaire   +1 more source

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