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Cytotoxicity of aporphines in human colon cancer cell lines HCT-116 and Caco-2: an SAR study.

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A series of synthetic aporphine derivatives structurally related to domesticine and nantenine (ring A, N6 and ring C truncated analogs), was evaluated in MTS cytotoxicity assays against the human colon cancer cell lines, HCT-116 and Caco-2. In general, the C1 position of ring A is tolerant of alkoxy

Assessment of the cytotoxic effects of aporphine prototypes on head and neck cancer cells.

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Purpose Among alkaloids, abundant secondary metabolites in plants, aporphines constitute a class of compounds with interesting biological activities, including anticancer effects. The present study evaluated the anticancer activities of 14 substances, including four aporphine derivatives acquired

Suppression of tumor cell growth and mitogen response by aporphine alkaloids, dicentrine, glaucine, corydine, and apomorphine.

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The aporphine alkaloids, dicentrine, glaucine, corydine, and apomorphine were shown to have inhibitory activity against several mouse tumor cell lines, leukemia P388 and L1210, melanoma B16, bladder cancer MBC2, and colon cancer Colon 26 in culture. These aporphine alkaloids also inhibited the

Chiral platinum (II)-4-(2,3-dihydroxypropyl)- formamide oxo-aporphine (FOA) complexes promote tumor cells apoptosis by directly targeting G-quadruplex DNA in vitro and in vivo.

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Three platinum(II) complexes, 4 (LC-004), 5 (LC-005), and 6 (LC-006), with the chiral FOA ligands R/S-(±)-FOA (1), R-(+)-FOA (2) and S-(-)-FOA (3), respectively, were synthesized and characterized. As potential anti-tumor agents, these complexes show higher cytotoxicity to BEL-7404 cells than the

Liriodenine, an aporphine alkaloid from Enicosanthellum pulchrum, inhibits proliferation of human ovarian cancer cells through induction of apoptosis via the mitochondrial signaling pathway and blocking cell cycle progression.

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Enicosanthellum pulchrum is a tropical plant from Malaysia and belongs to the Annonaceae family. This plant is rich in isoquinoline alkaloids. In the present study, liriodenine, an isoquinoline alkaloid, was examined as a potential anticancer agent, particularly in ovarian cancer. Liriodenine was

Cytotoxic aporphine alkaloids from Ocotea acutifolia.

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Two new aporphinoid alkaloids, (+)-6 S-ocoteine N-oxide and (+)-norocoxylonine, were isolated from the leaves and trunk bark of OCOTEA ACUTIFOLIA (Lauraceae) along with thirteen aporphine analogues, one morphinan alkaloid, and one flavonoid. The aporphine alkaloids (+)-thalicsimidine and

Cytotoxic and antimicrobial aporphine alkaloids from Fissistigma poilanei (Annonaceae) collected in Vietnam.

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Two new aporphine alkaloids: 8-hydroxy-9-methoxy-1,2-methylenedioxyaporphine (1) and 8-hydroxy-3,9-dimethoxy-1,2-methylenedioxyaporphine (2) were isolated from the ethyl acetate extract of Fissistigma poilanei along with five known compounds: oxocrebanine (3), kuafumine (4),

Aporphine Alkaloids from Illigera aromatica from Guangxi Province, China.

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Three undescribed aporphine alkaloids laurodionine B (1), illigerine A (2), and N-formyl-laurolitsine (3) were isolated from the methanolic extracts of the Chinese medicinal plant, Illigera aromatica, together with three known analogues (4-6). The chemical structures of 1-6 were identified by

Thalifaberidine, a cytotoxic aporphine-benzylisoquinoline alkaloid from Thalictrum faberi.

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From Thalictrum faberi, thalifaberidine [1], a new aporphine-benzylisoquinoline alkaloid, together with four known alkaloids, thalifaramine [2], thalifaricine [3], thalifarazine [4], and thalifaronine [5], were isolated. Thalifaberidine [1] was identified as 6',8-desmethylthalifaberine, and its 1H-

New bisbenzylisoquinolines, fatty acid amidic aporphines, and a protoberberine from Formosan Cocculus orbiculatus.

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Two new bisbenzylisoquinoline alkaloids, (+)-coccuorbiculatine A (2) and (+)-10-hydroxyisotrilobine (3), two new amidic aporphines, a mixture of (+)-laurelliptinhexadecan-1-one (6) and (+)-laurelliptinoctadecan-1-one (7), and one new protoberberine (-)-4-methoxy-13,14-dihydrooxypalmatine (8) have

Boldine induces cell cycle arrest and apoptosis in T24 human bladder cancer cell line via regulation of ERK, AKT, and GSK-3β.

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OBJECTIVE Bladder cancer is one of the most prevalent genitourinary malignancies. Despite active chemotherapy regimens, patients with bladder cancer suffer from a high rate of tumor recurrence. Thus, new approaches and agents to improve quality of life and survival still need to be developed. The

Cytotoxic and antiviral activities of aporphine alkaloids of Magnolia grandiflora L.

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Bioassay guided fractionation of the methanol extract of Magnolia grandiflora L. (Magnoliaceae) leaves led to the isolation and characterisation of four aporphine alkaloids, magnoflorine, lanuginosine, liriodenine and anonaine. The cytotoxicities of the pure compounds magnoflorine and lanuginosine

Telomerase Inhibition by a New Synthetic Derivative of the Aporphine Alkaloid Boldine.

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Telomerase, the enzyme responsible for cell immortality, is an important target in anti-cancer drug discovery. Boldine, an abundant aporphine alkaloid of Peumus boldus, is known to inhibit telomerase at non-toxic concentrations. Cytotoxicity of N-benzylsecoboldine hydrochloride (BSB), a synthetic

Synergistic or Additive Pharmacological Interactions between Magnoflorine and Cisplatin in Human Cancer Cells of Different Histological Origin.

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Magnoflorine is an aporphine alkaloid present in plant species belonging to the Berberidaceae, Magnoliaceae, Menispermaceae, or Papaveraceae botanical families. The interest of magnoflorine has increased recently due to its multiplicity of pharmacological properties. The aim of this study was the

Boldine Inhibits Mouse Mammary Carcinoma In Vivo and Human MCF-7 Breast Cancer Cells In Vitro.

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Boldine is an aporphine alkaloid widely consumed in the folk medicine of some regions. Its anticancer potential has been shown but not yet elucidated. We compared the antitumor effect of orally and parenterally applied boldine in mice bearing solid Ehrlich tumor. We also explored the effects of

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