Investigation of the effect of dietary fat content on obesity and metabolic syndrome in smokers

2018 ◽  
Author(s):  
Salman Reyhan Bilici ◽  
Gulcelik Nese Ersoz ◽  
Tulay Omma
EBioMedicine ◽  
2016 ◽  
Vol 3 ◽  
pp. 26-42 ◽  
Author(s):  
Lance A. Johnson ◽  
Kristen L. Zuloaga ◽  
Tara L. Kugelman ◽  
Kevin S. Mader ◽  
Jeff T. Morré ◽  
...  

1997 ◽  
Vol 273 (1) ◽  
pp. R113-R120 ◽  
Author(s):  
B. Ahren ◽  
S. Mansson ◽  
R. L. Gingerich ◽  
P. J. Havel

Mechanisms regulating circulating leptin are incompletely understood. We developed a radioimmunoassay for mouse leptin to examine the influence of age, dietary fat content, and fasting on plasma concentrations of leptin in the background strain for the ob/ob mouse, the C57BL/6J mouse. Plasma leptin increased with age [5.3 +/- 0.6 ng/ml at 2 mo (n = 23) vs. 14.2 +/- 1.6 ng/ml at 11 mo (n = 15), P < 0.001]. Across all age groups (2-11 mo, n = 160), log plasma leptin correlated with body weight (r = 0.68, P < 0.0001), plasma insulin (r = 0.38, P < 0.001), and amount of intra-abdominal fat (r = 0.90, P < 0.001), as revealed by magnetic resonance imaging. Plasma leptin was increased by a high-fat diet (58% fat for 10 mo) and reduced by fasting for 48 h. The reduction of plasma leptin was correlated with the reduction of plasma insulin (r = 0.43, P = 0.012) but not with the initial body weight or the change in body weight. Moreover, the reduction in plasma leptin by fasting was impaired by high-fat diet. Thus plasma leptin in C57BL/6J mice 1) increases with age or a high-fat diet; 2) correlates with body weight, fat content, and plasma insulin; and 3) is reduced during fasting by an action inhibited by high-fat diet and related to changes of plasma insulin.


Obesity ◽  
2021 ◽  
Vol 29 (12) ◽  
pp. 2055-2067
Author(s):  
Yi Huang ◽  
Jazmin Osorio Mendoza ◽  
Min Li ◽  
Zengguang Jin ◽  
Baoguo Li ◽  
...  

Metabolism ◽  
2016 ◽  
Vol 65 (7) ◽  
pp. 987-997 ◽  
Author(s):  
Hong Wang ◽  
Matthew D. Taussig ◽  
Nicholas V. DiPatrizio ◽  
Kimberley Bruce ◽  
Daniele Piomelli ◽  
...  

2004 ◽  
Vol 134 (6) ◽  
pp. 1508-1511 ◽  
Author(s):  
Stephanie Lesser ◽  
Rainer Cermak ◽  
Siegfried Wolffram
Keyword(s):  

2020 ◽  
Vol 52 (11) ◽  
pp. 809-814
Author(s):  
Sabrina Reif ◽  
Sarah Moschko ◽  
Christina Gar ◽  
Uta Ferrari ◽  
Nina Hesse ◽  
...  

AbstractAnimal data link high circulating fetuin-A to low insulin sensitivity and observational studies identify the hepatokine as a marker of future incident type 2 diabetes mellitus in humans. However, a recent, well-powered Mendelian randomization study finds no causal role. We therefore tested in a deeply-phenotyped human cohort if circulating fetuin-A correlates independently with insulin sensitivity and how it relates to the metabolic syndrome and ectopic fat deposition. We analyzed data from 290 young women with and without recent gestational diabetes mellitus. We found that circulating fetuin-A correlates inversely with insulin sensitivity in univariate analyses, but that this correlation is lost after adjustment for markers of the metabolic syndrome and of fatty liver. Additionally, we investigated which fat compartment associates most strongly with circulating fetuin-A. In whole body MRI data from a subcohort of 152 women, this was liver fat content. We conclude that high circulating fetuin-A occurs as part of the metabolic syndrome in young women and associates most strongly with liver fat content. Its close link to the metabolic syndrome may also cause the inverse correlation of circulating fetuin-A with insulin sensitivity as we found no independent association.


1999 ◽  
Vol 39 (2) ◽  
pp. 189-199 ◽  
Author(s):  
Maria P. Portillo ◽  
Rosana Cantoral ◽  
M. Teresa Macarulla

Nutrients ◽  
2019 ◽  
Vol 11 (7) ◽  
pp. 1493 ◽  
Author(s):  
Alicia Julibert ◽  
Maria Bibiloni ◽  
Cristina Bouzas ◽  
Miguel Martínez-González ◽  
Jordi Salas-Salvadó ◽  
...  

Background: The effect of dietary fat intake on the metabolic syndrome (MetS) and in turn on cardiovascular disease (CVD) remains unclear in individuals at high CVD risk. Objective: To assess the association between fat intake and MetS components in an adult Mediterranean population at high CVD risk. Design: Baseline assessment of nutritional adequacy in participants (n = 6560, men and women, 55–75 years old, with overweight/obesity and MetS) in the PREvención con DIeta MEDiterránea (PREDIMED)-Plus randomized trial. Methods: Assessment of fat intake (total fat, monounsatured fatty acids: MUFA, polyunsaturated fatty acids: PUFA, saturated fatty acids: SFA, trans-fatty acids: trans-FA, linoleic acid, α-linolenic acid, and ω-3 FA) using a validated food frequency questionnaire, and diet quality using 17-item Mediterranean dietary questionnaire and fat quality index (FQI). Results: Participants in the highest quintile of total dietary fat intake showed lower intake of energy, carbohydrates, protein and fiber, but higher intake of PUFA, MUFA, SFA, TFA, LA, ALA and ω-3 FA. Differences in MetS components were found according to fat intake. Odds (5th vs. 1st quintile): hyperglycemia: 1.3–1.6 times higher for total fat, MUFA, SFA and ω-3 FA intake; low high-density lipoprotein cholesterol (HDL-c): 1.2 higher for LA; hypertriglyceridemia: 0.7 lower for SFA and ω-3 FA intake. Conclusions: Dietary fats played different role on MetS components of high CVD risk patients. Dietary fat intake was associated with higher risk of hyperglycemia.


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