Tumor-associated macrophages (TAMs) with M2 phenotype provide an immunosuppressive microenvironment for tumor growth. In contrast, A great deal of evidence indicates that macrophages in obese patients' adipose tissue undergo a phenotypic change from M2 to M1 polarization accelerating adipose tissue inflammation. Interestingly, obesity is considered a major risk factor for breast cancer. Here, we report a case-control study comparing normal-weight and obese women with breast cancer. Activation states of macrophages and patterns of inflammation associated to breast invasive ductal carcinoma were analyzed by immunohistochemistry. iNOS positive macrophages were counted as a Ml polarized population. Our study demonstrates that classically activated macrophages in obese patients outnumber classically activated macrophages in the breast of non-obese patients with infiltrating ductal carcinoma. However, cancer cell linked factors may strongly antagonize M1 macrophages' positive effects by both stimulating their switching to M2 TAMs and inhibiting their effects. Copyright

EFFECT OF TERMOSETTING GEL WITH DOXYCYLINE HYCLATE 3% + KETOROLAC TROMETHAMINE 0,5% ON POSTOPERATIVE DISCOMFORT AFTER THIRD MOLAR SURGERY : A PROSPECTIVE RANDOMIZED STUDY / G. FARRONATO, G. COSSELLU, A. MIANI, G. CESCHEL, M. TREMOLATI, V. PICOZZI, F. ANGIERO. - In: EUROPEAN JOURNAL OF INFLAMMATION. - ISSN 1721-727X. - 12:1(2014), pp. 197-202. [10.1177/1721727X1401200120]

EFFECT OF TERMOSETTING GEL WITH DOXYCYLINE HYCLATE 3% + KETOROLAC TROMETHAMINE 0,5% ON POSTOPERATIVE DISCOMFORT AFTER THIRD MOLAR SURGERY : A PROSPECTIVE RANDOMIZED STUDY

G. Farronato;G. Cossellu;A. Miani;M. Tremolati;V. Picozzi;
2014

Abstract

Tumor-associated macrophages (TAMs) with M2 phenotype provide an immunosuppressive microenvironment for tumor growth. In contrast, A great deal of evidence indicates that macrophages in obese patients' adipose tissue undergo a phenotypic change from M2 to M1 polarization accelerating adipose tissue inflammation. Interestingly, obesity is considered a major risk factor for breast cancer. Here, we report a case-control study comparing normal-weight and obese women with breast cancer. Activation states of macrophages and patterns of inflammation associated to breast invasive ductal carcinoma were analyzed by immunohistochemistry. iNOS positive macrophages were counted as a Ml polarized population. Our study demonstrates that classically activated macrophages in obese patients outnumber classically activated macrophages in the breast of non-obese patients with infiltrating ductal carcinoma. However, cancer cell linked factors may strongly antagonize M1 macrophages' positive effects by both stimulating their switching to M2 TAMs and inhibiting their effects. Copyright
Breast cancer; Inflammation; Macrophages; Obesity
Settore MED/28 - Malattie Odontostomatologiche
2014
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2434/233838
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