trans resveratrol/cancro da mama

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Vitamin E analog alpha-TEA, methylseleninic acid, and trans-resveratrol in combination synergistically inhibit human breast cancer cell growth.

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Alpha-tocopherol ether-linked acetic acid analog [2,5,7,8-tetramethyl-2R-(4R, 8R-12-trimethyltridecyl) chroman-6-yloxyacetic acid (alpha-TEA)] is a novel form of vitamin E effective at killing cancer cells but not normal cells. alpha -TEA alone and together with methylseleninic acid (MSA) and

Involvement of breast cancer resistance protein (BCRP1/ABCG2) in the bioavailability and tissue distribution of trans-resveratrol in knockout mice.

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trans-Resveratrol undergoes extensive metabolism in the intestinal cells, which leads to the formation of glucuronide and sulfate conjugates. Given the important role of the breast cancer resistance protein (ABCG2/BCRP) in the efflux of conjugated forms, the present study investigates the

trans-Resveratrol induces apoptosis in human breast cancer cells MCF-7 by the activation of MAP kinases pathways.

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Polyphenols represent a large class of plant-derived molecules with a general chemical structure that act as potent free radical scavengers. They have long been recognized to possess several therapeutic activities ranging from anti-thrombotic to antioxidant. Moreover, the capability of polyphenols

Trans-resveratrol alters mammary promoter hypermethylation in women at increased risk for breast cancer.

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Trans-resveratrol, present in high concentration in the skin of red grapes and red wine, has a dose-dependent antiproliferative effect in vitro, prevents the formation of mammary tumors, and has been touted as a chemopreventive agent. Based upon in vitro studies demonstrating that trans-resveratrol

Trans-resveratrol boronic acid exhibits enhanced anti-proliferative activity on estrogen-dependent MCF-7 breast cancer cells.

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Resveratrol (RSV), a natural compound present in the skin and seeds of red grapes, is considered a phytoestrogen and has structural similarity to the synthetic estrogen diethylstilbestrol. RSV inhibits tumor cell growth in estrogen receptor-positive (ER+) and negative (ER-) breast cancer cell lines

Cytotoxic effect of natural trans-resveratrol obtained from elicited Vitis vinifera cell cultures on three cancer cell lines.

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trans-Resveratrol (trans-R) has been reported to be a potential cancer chemopreventive agent. Although its cytotoxic activity against different cancer cell lines has been tested, its effect on human acute leukemia cell lines has scarcely been investigated, and only a few in vitro studies were

Multidrug resistance proteins restrain the intestinal absorption of trans-resveratrol in rats.

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trans-Resveratrol, a natural antioxidant, has been described as a nutraceutic compound with important beneficial effects on health, but its low oral bioavailability hinders its therapeutic activity. Here, we studied the mechanisms of apical transport of trans-resveratrol in enterocytes and the role

Differential expression of genes induced by resveratrol in human breast cancer cell lines.

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The phytoalexin, trans-resveratrol (RES), is a polyphenolic compound found in plants and fruits that seems to have a wide spectrum of biological activities. It has been found to possess cancer chemopreventive effects by inhibiting diverse cellular events associated with tumor initiation, promotion,

Pomegranate Seed Oil Exerts Synergistic Effects with trans-Resveratrol in a Self-nanoemulsifying Drug Delivery System.

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Pomegranate seed oil (PSO) has diverse bioactivities. It was hyphothesized that if PSO were employed to construct a trans-resveratrol-loaded self-nanoemulsifying drug delivery system (RES SNEDDS-PSO), not only could PSO serve as an oil phase but also exert synergistic effects with resveratrol to

Resveratrol-induced apoptosis is associated with activation of p53 and inhibition of protein translation in T47D human breast cancer cells.

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OBJECTIVE Trans-resveratrol (RSVL; 3,4',5-trihydroxystilbene), a natural compound found in grapes, berries, peanuts and red wine exerts certain anticancer roles in different human cancer types. However, the exact molecular mechanism(s) behind such a role remains to be elucidated, thus the aim of

Antitumor activity of resveratrol and its sulfated metabolites against human breast cancer cells.

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Resveratrol (3,4',5-trihydroxy- trans-stilbene) is a naturally occurring polyphenolic compound found in grapes, wine and medicinal plants with a variety of biological and pharmacological activities including pronounced anticancer properties. These effects are observed despite its extremely low

Dose-dependent interaction of trans-resveratrol with biomembranes: effects on antioxidant property.

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The present study investigates dose-dependent effects of trans-resveratrol on the membrane fluidity using planar lipid bilayer and liposome models. The complex admittance plots obtained for the lipid bilayer show that resveratrol below 60 μM preferentially interacts with the polar headgroups at the

The bioavailability and distribution of trans-resveratrol are constrained by ABC transporters.

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The ABC proteins are a family of membrane transporters that mediates the extrusion from cells of a wide variety of structurally unrelated substrates. The current review focuses on the role of these efflux pumps located in the intestine on the low oral bioavailability of trans-resveratrol. The

Cell cycle effects and control of gene expression by resveratrol in human breast carcinoma cell lines with different metastatic potentials.

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Trans-resveratrol, a polyphenol present in red wines and various human foods, is an antioxidant also with reported chemopreventive properties. However, whether resveratrol may exert different effects in malignant cells with a common anatomical origin yet displaying different invasive characteristics

New hydroxystilbenoid derivatives endowed with neuroprotective activity and devoid of interference with estrogen and aryl hydrocarbon receptor-mediated transcription.

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We have synthesized a series of new (E) stilbenoid derivatives containing hydroxy groups at ring positions identical or similar to those of trans-resveratrol and bearing one or two bulky electron donating groups ortho to 4'-OH and we have evaluated their neuroprotective activity using

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