IL-1 family in breast cancer: Potential interplay with leptin and other adipocytokines
Abstract
Obesity is associated with an increased risk of breast cancer. interleukin-1 (IL-1), a pro-inflammatory cytokine secreted by adipose tissue, is involved in breast cancer development. There is also convincing evidence that other adipocytokines including leptin not only have a role in haematopoiesis, reproduction and immunity but are also growth factors in cancer. Therefore, IL-1 family and leptin family are adipocytokines which could represent a major link between obesity and breast cancer progression. This minireview provides insight into recent findings on the prognostic significance of IL-1 and leptin in mammary tumours, and discusses the potential interplay between IL-1 family members and adipocyte-derived hormones in breast cancer.
Abbreviations: IL-1, interleukin-1, IL-1ra, interleukin-1 receptor antagonist, HMEC, human mammary epithelial cells, ObR, leptin receptor, BMI, body mass index
Keywords: IL-1, Leptin, Adipocytokine, Breast cancer, Obesity
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PII: S0014-5793(08)01021-1
doi:10.1016/j.febslet.2008.12.030
© 2008 Federation of European Biochemical Societies
