bruceantin/brucea

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Bruceantin, a potent amoebicide from a plant, Brucea antidysenterica.

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Prijava / prijava

Bruceantin, purified from an Ethiopian plant used to treat dysentery, killed Entamoeba histolytica in vitro (IC50 [the concentration of drug which decreased the number of colonies to half that of controls] = 0.018 microgram/ml). Six related quassinoids of 17 tested were also amoebicidal. No

Antitumor activity of bruceantin: an old drug with new promise.

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Prijava / prijava

Bruceantin was first isolated from Brucea antidysenterica, a tree used in Ethiopia for the treatment of cancer, and activity was observed against B16 melanoma, colon 38, and L1210 and P388 leukemia in mice. Phase I and II clinical trials were then initiated, but no objective tumor regressions were

Bruceantin, a new potent antileukemic simaroubolide from Brucea antidysenterica.

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Yadanzioside P, a new antileukemic quassinoid glycoside from Brucea javanica (L.) Merr with the 3-O-(beta-D-glucopyranosyl)bruceantin structure.

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The isolation and structural elucidation of bruceantin and bruceantinol, new potent antileukemic quassinoids from Brucea antidysenterica.

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Bioactivity-guided isolation of cytotoxic constituents of Brucea javanica collected in Vietnam.

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Five new triterpenoids (1-5), together with two known quassinoids, bruceantin (6) and bruceine A (7), and a known flavonolignan, (-)-hydnocarpin (8), were isolated from the chloroform-soluble subfraction of a methanol extract of the combined twigs, leaves, and inflorescence of Brucea javanica

NF-kappaB inhibitors from Brucea javanica exhibiting intracellular effects on reactive oxygen species.

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Prijava / prijava

OBJECTIVE Brucea javanica was studied to identify nuclear factor kappaB (NF-κB) inhibitors exhibiting reactive oxygen species (ROS) intracellular amplification. METHODS Eight compounds were evaluated for selective cytotoxicity using HT-29, HeLa, and HL-60 cells, and in a NF-κB assay. Active

Quassinoids isolated from Brucea javanica inhibit pepper mottle virus in pepper.

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A green fluorescent protein (GFP)-tagged pepper mottle virus (PepMoV) based leaf-disc method and systemic host method were developed to identify antiviral agents. Preliminary experiments using a PepMoV-GFP based leaf-disc method led to the isolation of five quassinoids, including brusatol (1),

In vitro cytotoxicity of a series of quassinoids from Brucea javanica fruits against KB cells.

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Prijava / prijava

A microdilution technique was developed for the assessment of in vitro cytotoxicity against KB cells derived from a human epidermoid carcinoma of the nasopharynx. The test was used to determine the cytotoxicity of a series of quassinoids, isolated from Brucea javanica, and which have previously been

Use of microdilution to assess in vitro antiamoebic activities of Brucea javanica fruits, Simarouba amara stem, and a number of quassinoids.

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Prijava / prijava

A microdilution technique for the assessment of in vitro activity against Entamoeba histolytica was devised and validated with metronidazole. The test was used to detect the antiamoebic activities of plant extracts prepared from the traditional remedies Brucea javanica fruits and Simarouba amara

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