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Updated: Jun 11, 2025

Studying Triple Negative Breast Cancer Using Orthotopic Breast Cancer Model
Published on: March 20, 2020
Unveiling the intricate dance: Obesity and TNBC connection examined
Patrick A Newport-Ratiu1, Kamel Abou Hussein2, Teralyn Carter3
1Department of Biomedical Sciences, Cooper Medical School of Rowan University, Camden, NJ, USA; Department of Chemistry and Biochemistry, Rowan University, Glassboro, NJ, USA.
Abstract:
Amid the dynamic field of cancer research, various targeted therapies have proven crucial in combating breast cancer, the most prevalent cancer among women globally. Triple Negative Breast Cancer (TNBC) stands out from other types of breast cancer due to the absence of three key receptors on the cell surface (progesterone, estrogen, and HER2). Researchers are working on finding ways to address TNBC's elusive biomarkers and minimize the damage caused by the disease through treatments like chemotherapies and targeted pathway receptors. One connection that should receive more attention is the link between TNBC and obesity. Obesity is defined as consuming significantly more energy than is expended, resulting in a high BMI. Moreover, obesity fosters a cancer-friendly environment characterized by inflammation, elevated levels of hormones, proteins, and signaling that activate pathways promoting cancer. Non-Hispanic black women have experienced notable disparities in TNBC rates. Various factors have led to the higher incidence and poorer outcomes of TNBC in non-Hispanic black women. This detailed review explores the complex relationship between obesity and TNBC, examining how the two disorders are connected in terms of disparities and offering a glimpse into future research and interventions.
Insights
Obesity creates a cancer-promoting environment, increasing Triple Negative Breast Cancer (TNBC) risk. This review highlights the obesity-TNBC link and disparities in non-Hispanic Black women.
Area of Science:
- Oncology
- Epidemiology
- Metabolic Syndrome
Background:
- Triple Negative Breast Cancer (TNBC) lacks key receptors (progesterone, estrogen, HER2), making treatment challenging.
- Obesity, characterized by excess energy intake and high BMI, promotes a pro-cancer environment via inflammation and hormonal changes.
- Significant disparities exist in TNBC incidence and outcomes among non-Hispanic Black women.
Purpose of the Study:
- To explore the intricate relationship between obesity and Triple Negative Breast Cancer.
- To examine the connection between obesity and TNBC disparities, particularly in non-Hispanic Black women.
- To identify potential areas for future research and therapeutic interventions.
Main Methods:
- Literature review focusing on obesity, Triple Negative Breast Cancer, and health disparities.
- Analysis of existing research on the biological mechanisms linking obesity to cancer development.
- Examination of epidemiological data on TNBC rates and outcomes in diverse populations.
Main Results:
- Obesity contributes to a pro-inflammatory state and hormonal imbalances that can drive TNBC growth.
- Obesity is a significant factor exacerbating TNBC disparities in non-Hispanic Black women.
- Understanding these links is crucial for developing targeted prevention and treatment strategies.
Conclusions:
- The interplay between obesity and TNBC is complex and warrants further investigation.
- Addressing obesity may be a key strategy in reducing TNBC incidence and improving outcomes, especially in at-risk populations.
- Future research should focus on personalized interventions considering both metabolic and genetic factors.
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