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Antiproliferative, cytotoxic and antitumour activity of coumarins isolated from Calophyllum brasiliense.

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Among the eight Calophyllum species found on the American continent, Calophyllum brasiliense is the most widely distributed. Chemical analysis of this species has shown the presence of xanthones with cancer chemopreventive properties and antifungal activity. Recently, three new coumarins with

Anticancer Activity and Molecular Mechanism of Polyphenol Rich Calophyllum inophyllum Fruit Extract in MCF-7 Breast Cancer Cells.

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This study was conducted to investigate the anticancer effects and mechanism of Calophyllum inophyllum fruit extract against MCF-7 cells. C. inophyllum fruit extract was found to have markedly cytotoxic effect against MCF-7 cells in a dose-dependent manner with the IC50 for 24 h of 23.59 µg/mL. Flow

Inhibition of leukemic cell growth by a novel anti-cancer drug (GUT-70) from calophyllum brasiliense that acts by induction of apoptosis.

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During our search for cancer chemopreventing compounds derived from plant sources, we discovered that the natural product GUT-70, isolated from the stem bark of Calophyllum brasiliense collected in Brazil, significantly inhibits the growth of leukemic cells. GUT-70, characterized as a tricyclic

Network Pharmacology Uncovers Anticancer Activity of Mammea-Type Coumarins from Calophyllum brasiliense.

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Mammea-type coumarins are a particular type of secondary metabolites biosynthesized by the tropical rainforest tree Calophyllum Brasiliense, which is distributed from South America to Mexico. Particularly, mammea A/BA and A/BB (alone or as a mixture) possess biological properties such as cytotoxic

A new biflavonoid from Calophyllum panciflorum with antitumor-promoting activity.

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A new biflavonoid named pancibiflavonol (1) was isolated from an EtOH extract of the stem bark of Calophyllum panciflorum, along with six known biflavonoids, and its structure was elucidated by spectroscopic methods. These biflavonoids all exhibited significant inhibitory activity against

Apoptosis inducing activity of 4-substituted coumarins from Calophyllum brasiliense in human leukaemia HL-60 cells.

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With the objective of identifying anti-tumour-promoting agents, we carried out a primary screening of ten 4-substituted coumarins isolated from Calophyllum brasiliense Camb. (Guttiferae), to determine the ability of these compounds to inhibit proliferation of the human leukaemia cell line HL-60.

Molecular mechanisms involved in the cytotoxicity induced by coumarins from Calophyllum brasiliense in K562 leukaemia cells.

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OBJECTIVE The aim of this study was to determine the cellular and molecular mechanisms of cell death induced by mammea A/BA and A/BB (3 : 1) on K562 cells. METHODS These compounds were isolated from Calophyllum brasiliense and its cytotoxicity was tested using the

Cytogenetic effects of Jacareubin from Calophyllum brasiliense on human peripheral blood mononucleated cells in vitro and on mouse polychromatic erythrocytes in vivo.

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Jacareubin is a xanthone isolated from the heartwood of Calophyllum brasiliense with antibacterial and gastroprotective properties and the intention for clinical use as an anti-cancer treatment (due to the similar chemical structure to other anti-neoplastic drugs) requires an investigation of

Antiproliferative and proapoptotic activity of GUT-70 mediated through potent inhibition of Hsp90 in mantle cell lymphoma.

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BACKGROUND Mantle cell lymphoma (MCL) is an aggressive B-cell lymphoma with poor prognosis, requiring novel anticancer strategies. METHODS Mantle cell lymphoma cell lines with known p53 status were treated with GUT-70, a tricyclic coumarin derived from Calophyllum brasiliense, and the biological and

Cancer chemopreventive agents, 4-phenylcoumarins from Calophyllum inophyllum.

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In a search for anti-tumor-promoting agents, we carried out a primary screening of ten 4-phenylcoumarins isolated from Calophyllum inophyllum L. (Guttiferae), by examining their possible inhibitory effects on Epstein--Barr virus early antigen (EBV-EA) activation induced by

Yellow and green pigments from Calophyllum inophyllum L. seed oil induce cell death in colon and lung cancer cells.

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Natural compounds have been candidates for anticancer medicine over the last 20 years. During the process of isolating seed oil from Calophyllum inophyllum L., yellow and green pigments containing multiple compounds with an aromatic structure were identified. High-performance liquid chromatography

Report: Cytotoxic activity of phytochemicals from the stem bark of Calophyllum castaneum.

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Phytochemical investigation on the dichloromethane stem bark extract of Calophyllum castaneum resulted in the isolation of five compounds, namely isoblancoic acid (1), blancoic acid (2), euxanthone (3), friedelin (4) and friedelinol (5). All these compounds were isolated for the first time from this

A fast and efficient HPLC-PDA-MS method for detection and identification of pyranochromanone acids in Calophyllum species.

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Pyranochromanone acids isolated from Calophyllum species have shown a variety of biological potentialities including antioxidant, antiulcer, anticancer and anti-Helicobacter pylori activities. These compounds seem to be the main constituents of Cuban Calophyllum species together xanthones and

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