Influence of the metabolic syndrome on leptin and leptin receptor in breast cancer

2011 ◽  
Vol 50 (8) ◽  
pp. 643-651 ◽  
Author(s):  
Paul A. Carroll ◽  
Laura Healy ◽  
Joanne Lysaght ◽  
Terry Boyle ◽  
John V. Reynolds ◽  
...  
2018 ◽  
Vol 33 (2) ◽  
pp. 1899-1910 ◽  
Author(s):  
Guanmin Meng ◽  
Xiaoyun Tang ◽  
Zelei Yang ◽  
Yuan Yuan Zhao ◽  
Jonathan M. Curtis ◽  
...  

2021 ◽  
Author(s):  
Mohd Razif Shahril ◽  
Syed Amirfaiz ◽  
Pei Lin Lua ◽  
Ali Nurnazahiah ◽  
Nor Syamimi Zakarai ◽  
...  

Abstract Background: To date, limited data are available on metabolic syndrome prevalence among breast cancer survivors in Malaysia. Therefore, this study was conducted to determine the prevalence of metabolic syndrome and abnormal metabolic syndrome components among breast cancer survivors in East Coast of Peninsular Malaysia. Methods: This cross-sectional study included 95 breast cancer survivors (age 53.7±7.6 years) who have completed main cancer treatments for ≥6 months. Cancer survivors were recruited from two main government hospitals in Kelantan and Terengganu using a purposive sampling method. Results: According to the Harmonized criteria, the metabolic syndrome prevalence was 50.5%. Among those with metabolic syndrome, the most prevalent abnormal metabolic components were triglycerides (91.2%), fasting blood glucose (79.6%) and HDL-c level (78.4%). Except for total cholesterol and LDL-c, all other metabolic syndrome components were significantly different (p<0.05) between those with and without metabolic syndrome. Significant differences between metabolic syndrome and non-metabolic syndrome groups were found for weight, BMI, waist circumference, body fat percentage and cancer stages (p<0.05). However, no significant relationship was reported between sociodemographic, clinical parameters and metabolic syndrome among breast cancer survivors in this study. Conclusions: Metabolic syndrome was highly prevalent among breast cancer survivors. It is recommended for health care professionals to closely monitor and improve the triglycerides, blood glucose and HDL-c level of the breast cancer survivors under their care to control the detrimental effect of metabolic syndrome.


2018 ◽  
Vol 96 (1) ◽  
pp. 55-59
Author(s):  
Nailya S. Asfandiyarova ◽  
E. P. Kulikov ◽  
A. S. Skopin ◽  
A. N. Demko ◽  
A. A. Nikiforov

Comorbid pathology is important in the survival of patients with breast cancer. The main aim of the present study was to investigate prognostic criteria of the 5-year survival menopausal women with breast cancer, including both the classic criteria (age, tumor size, lymph node status, hormonal status) and the presence of comorbid pathology (arterial hypertension, visceral obesity, diabetes mellitus, metabolic syndrome, immunodeficiency). A prospective cohort study included 98 patients with breast cancer (aged 63 ± 9 years, BMI 31.6 ± 4.8 kg/m2). Criteria favorable short-term (5 years) of the cancer prognosis of breast cancer in menopausal women are the size of the tumor less than 5 cm, the absence of metastases in regional lymph nodes, and the absence of the metabolic syndrome, dyslipidemia, high activity of suppressor cells. Age, anthropometric indices (BMI, waist circumference etc.), presence of arterial hypertension do not give information about the 5-year survival rate in breast cancer.


2020 ◽  
Author(s):  
Mohd Razif Shahril ◽  
Syed Amirfaiz ◽  
Pei Lin Lua ◽  
Ali Nurnazahiah ◽  
Nor Syamimi Zakarai ◽  
...  

Abstract To date, limited data are available on metabolic syndrome prevalence among breast cancer survivors in Malaysia. Therefore, this study was conducted to determine the prevalence of metabolic syndrome and abnormal metabolic syndrome components among breast cancer survivors in East Coast of Peninsular Malaysia. This cross-sectional study included 95 breast cancer survivors (age 53.7±7.6 years) who have completed main cancer treatments for ≥6 months. Cancer survivors were recruited from two main government hospitals in Kelantan and Terengganu using a purposive sampling method. According to the Harmonized criteria, the metabolic syndrome prevalence was 50.5%. Among those with metabolic syndrome, the most prevalent abnormal metabolic components were triglycerides (91.2%), fasting blood glucose (79.6%) and HDL-c level (78.4%). Except for total cholesterol and LDL-c, all other metabolic syndrome components were significantly different (p<0.05) between those with and without metabolic syndrome. Significant differences between metabolic syndrome and non-metabolic syndrome groups were found for weight, BMI, waist circumference, body fat percentage and cancer stages (p<0.05). However, no significant relationship was reported between sociodemographic, clinical parameters and metabolic syndrome among breast cancer survivors in this study. In conclusion, metabolic syndrome was highly prevalent among breast cancer survivors. It is recommended for health care professionals to closely monitor and improve the triglycerides, blood glucose and HDL-c level of the breast cancer survivors under their care to control the detrimental effect of metabolic syndrome.


2013 ◽  
Vol 27 (5) ◽  
pp. 715-725 ◽  
Author(s):  
Evan R. Simpson ◽  
Kristy A. Brown

Abstract In addition to the spectrum of conditions known collectively as the Metabolic Syndrome, obesity is now recognized to be associated with increased risk of several cancers including colon, endometrial, and breast cancer. Obesity and carcinogenesis share 2 characteristics in common. On the one hand, they involve inflammatory pathways, and on the other hand, they involve dysregulated metabolism. In this review we focus on postmenopausal breast cancer and discuss the metabolic and cellular mechanisms whereby obesity and breast cancer are related. Because a majority of postmenopausal breast tumors are estrogen responsive, we include a discussion of the action of obesity-related factors on estrogen formation within the breast.


2007 ◽  
Vol 8 (5) ◽  
pp. 395-408 ◽  
Author(s):  
L. Vona-Davis ◽  
M. Howard-McNatt ◽  
D. P. Rose

2012 ◽  
Vol 2012 ◽  
pp. 1-10 ◽  
Author(s):  
Andrew A. Davis ◽  
Virginia G. Kaklamani

Triple-negative breast cancers (TNBCs) are aggressive tumors with poor prognosis compared to other breast cancer subtypes. The evidence linking TNBC with the metabolic syndrome, which consists of central obesity, insulin resistance, impaired glucose tolerance, dyslipidemia, and hypertension, has emerged from clinical studies and experiments using cell lines and mouse models. Epidemiological studies have associated abdominal obesity with increased incidence of TNBC. Additionally, insulin resistance, dyslipidemia, and hypertension are associated with increased incidence of breast cancer across all subtypes. The insulin-leptin-adiponectin axis has been implicated mechanistically in breast cancer tumorigenesis. Specifically, increased leptin and decreased adiponectin levels disrupt homeostatic signaling pathways involved in cell proliferation, survival, cell-cycle regulation, and angiogenesis. Insulin, insulin-like growth factor I (IGF-I), and epidermal growth factor receptor (EGFR) may mediate interactions between these two hormones. Further research will facilitate the development of targeted therapeutics and programs to modify lifestyle factors to modulate the insulin-leptin-adiponectin axis for TNBC.


2003 ◽  
Vol 11 (6) ◽  
pp. 760-768 ◽  
Author(s):  
Anton Sandhofer ◽  
Markus Laimer ◽  
Christoph F. Ebenbichler ◽  
Susanne Kaser ◽  
Bernhard Paulweber ◽  
...  

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