The Janus Face of Lipids in Human Breast Cancer: How Polyunsaturated Fatty Acids Affect Tumor Cell Hallmarks

For several years, lipids and especially 𝑛−3 and 𝑛−6 polyunsaturated fatty acids (PUFAs) receive much attention in human health. Epidemiological studies tend to correlate a PUFA-rich diet with a reduced incidence of cancer, including breast cancer. However, the molecular and cellular mechanisms...

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Main Authors: Benoît Chénais, Vincent Blanckaert
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:International Journal of Breast Cancer
Online Access:http://dx.doi.org/10.1155/2012/712536
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author Benoît Chénais
Vincent Blanckaert
author_facet Benoît Chénais
Vincent Blanckaert
author_sort Benoît Chénais
collection DOAJ
description For several years, lipids and especially 𝑛−3 and 𝑛−6 polyunsaturated fatty acids (PUFAs) receive much attention in human health. Epidemiological studies tend to correlate a PUFA-rich diet with a reduced incidence of cancer, including breast cancer. However, the molecular and cellular mechanisms supporting the effect of PUFAs in breast cancer cells remain relatively unknown. Here, we review some recent progress in understanding the impact that PUFA may have on breast cancer cell proliferation, apoptosis, migration, and invasion. While most of the results obtained with docosahexaenoic acid and/or eicosapentaenoic acid show a decrease of tumor cell proliferation and/or aggressivity, there is some evidence that other lipids, which accumulate in breast cancer tissues, such as arachidonic acid may have opposite effects. Finally, lipids and especially PUFAs appear as potential adjuvants to conventional cancer therapy.
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spelling doaj-art-d575a84e64ee41ddaafe99b24cd550162025-02-03T01:24:34ZengWileyInternational Journal of Breast Cancer2090-31702090-31892012-01-01201210.1155/2012/712536712536The Janus Face of Lipids in Human Breast Cancer: How Polyunsaturated Fatty Acids Affect Tumor Cell HallmarksBenoît Chénais0Vincent Blanckaert1EA2160, Mer Molécules Santé, Université du Maine, Avenue Olivier Messiaen, 72085 Le Mans, FranceEA2160, Mer Molécules Santé, Université du Maine, Avenue Olivier Messiaen, 72085 Le Mans, FranceFor several years, lipids and especially 𝑛−3 and 𝑛−6 polyunsaturated fatty acids (PUFAs) receive much attention in human health. Epidemiological studies tend to correlate a PUFA-rich diet with a reduced incidence of cancer, including breast cancer. However, the molecular and cellular mechanisms supporting the effect of PUFAs in breast cancer cells remain relatively unknown. Here, we review some recent progress in understanding the impact that PUFA may have on breast cancer cell proliferation, apoptosis, migration, and invasion. While most of the results obtained with docosahexaenoic acid and/or eicosapentaenoic acid show a decrease of tumor cell proliferation and/or aggressivity, there is some evidence that other lipids, which accumulate in breast cancer tissues, such as arachidonic acid may have opposite effects. Finally, lipids and especially PUFAs appear as potential adjuvants to conventional cancer therapy.http://dx.doi.org/10.1155/2012/712536
spellingShingle Benoît Chénais
Vincent Blanckaert
The Janus Face of Lipids in Human Breast Cancer: How Polyunsaturated Fatty Acids Affect Tumor Cell Hallmarks
International Journal of Breast Cancer
title The Janus Face of Lipids in Human Breast Cancer: How Polyunsaturated Fatty Acids Affect Tumor Cell Hallmarks
title_full The Janus Face of Lipids in Human Breast Cancer: How Polyunsaturated Fatty Acids Affect Tumor Cell Hallmarks
title_fullStr The Janus Face of Lipids in Human Breast Cancer: How Polyunsaturated Fatty Acids Affect Tumor Cell Hallmarks
title_full_unstemmed The Janus Face of Lipids in Human Breast Cancer: How Polyunsaturated Fatty Acids Affect Tumor Cell Hallmarks
title_short The Janus Face of Lipids in Human Breast Cancer: How Polyunsaturated Fatty Acids Affect Tumor Cell Hallmarks
title_sort janus face of lipids in human breast cancer how polyunsaturated fatty acids affect tumor cell hallmarks
url http://dx.doi.org/10.1155/2012/712536
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