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Psychometric Properties of the WBIS/M in a Representative Prebariatric Sample: Evidence for an Improved 10-Item Version. WBIS/-M 在肥胖前代表性样本中的心理计量特性--改进版 10 个项目的证据。
IF 3.9 3区 医学
Obesity Facts Pub Date : 2024-01-01 Epub Date: 2024-02-13 DOI: 10.1159/000537689
Simon Schraven, Claudia Hübner, Janina Eichler, Thomas Mansfeld, Johannes Sander, Florian Seyfried, Stefan Kaiser, Arne Dietrich, Ricarda Schmidt, Anja Hilbert
{"title":"Psychometric Properties of the WBIS/M in a Representative Prebariatric Sample: Evidence for an Improved 10-Item Version.","authors":"Simon Schraven, Claudia Hübner, Janina Eichler, Thomas Mansfeld, Johannes Sander, Florian Seyfried, Stefan Kaiser, Arne Dietrich, Ricarda Schmidt, Anja Hilbert","doi":"10.1159/000537689","DOIUrl":"10.1159/000537689","url":null,"abstract":"<p><strong>Introduction: </strong>The Weight Bias Internalization Scale and the Modified Weight Bias Internalization Scale are well-established self-report questionnaires for assessing weight bias internalization, which is widespread among bariatric patients. However, among this group, psychometric properties of the Weight Bias Internalization Scale have only been examined in small samples showing unsatisfactory model fit and have not been explored for the modified questionnaire.</p><p><strong>Methods: </strong>This study psychometrically evaluated and compared the Weight Bias Internalization Scale and Modified Weight Bias Internalization Scale in a large sample of prebariatric patients (N = 825, mean age = 46.75 years, SD = 11.55) regarding item characteristics, model fit to unidimensionality, reliability, construct validity, and measurement invariance.</p><p><strong>Results: </strong>Item 4 of both questionnaires showed low corrected item-total correlations (&lt;0.40) and was therefore removed from the scales. The new 10-item versions showed improved item characteristics, internal consistency, model fit to unidimensionality, and convergent and divergent validity when compared to the 11-item versions. The best psychometric properties were found for the 10-item version of the Modified Weight Bias Internalization Scale.</p><p><strong>Conclusion: </strong>The 10-item version of the Modified Weight Bias Internalization Scale surpasses the other versions studied in all psychometric properties. Therefore, it should be used in prebariatric patients to detect weight bias internalization and provide them with psychological interventions that could improve bariatric surgery outcomes.</p>","PeriodicalId":19414,"journal":{"name":"Obesity Facts","volume":" ","pages":"329-337"},"PeriodicalIF":3.9,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11299967/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139730181","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Behind BMI: The Potential Indicative Role of Abdominal Ectopic Fat on Glucose Metabolism. 体重指数的背后:腹部异位脂肪对葡萄糖代谢的潜在指示作用。
IF 3.6 3区 医学
Obesity Facts Pub Date : 2024-01-01 Epub Date: 2024-01-19 DOI: 10.1159/000536160
Xiaoyang Li, Hao Ren, Hui Xu, Xinjun Han, Jun Lu, Zhenghan Yang
{"title":"Behind BMI: The Potential Indicative Role of Abdominal Ectopic Fat on Glucose Metabolism.","authors":"Xiaoyang Li, Hao Ren, Hui Xu, Xinjun Han, Jun Lu, Zhenghan Yang","doi":"10.1159/000536160","DOIUrl":"10.1159/000536160","url":null,"abstract":"<p><strong>Introduction: </strong>The purpose of this study was to compare the difference in abdominal fat distribution between different metabolic groups and find the ectopic fat with the most risk significance.</p><p><strong>Methods: </strong>A total of 98 subjects were enrolled; there were 53 cases in the normal glucose metabolism group and 45 cases in the abnormal glucose metabolism group. Chemical shift-encoded magnetic resonance imaging was applied for quantification of pancreatic fat fraction (PFF) and hepatic fat fraction (HFF), subcutaneous adipose tissue (SAT), and visceral adipose tissue (VAT). The correlation and the difference of fat distribution between different metabolism groups were analyzed. The receiver operating characteristic (ROC) curve was used to analyze the suggestive effect of different body fat fraction.</p><p><strong>Results: </strong>Correlation analysis showed that body mass index (BMI) had the strongest correlation with fasting insulin (r = 0.473, p &lt; 0.001), HOMA-IR (r = 0.363, p &lt; 0.001), and C-reactive protein (r = 0.245, p &lt; 0.05). Pancreatic fat has a good correlation with fasting blood glucose (r = 0.247, p &lt; 0.05) and HbA1c (r = 0.363, p &lt; 0.001). With the increase of BMI, PFF, VAT, and SAT showed a clear upward trend, but liver fat was distributed relatively more randomly. The pancreatic fat content in the abnormal glucose metabolism group is significantly higher than that in the normal group, and pancreatic fat is also a reliable indicator of abnormal glucose metabolism, especially in the normal and overweight groups (the area under the curve was 0.859 and 0.864, respectively).</p><p><strong>Conclusion: </strong>MR-based fat quantification techniques can provide additional information on fat distribution. There are differences in fat distribution among people with different metabolic status. People with more severe pancreatic fat deposition have a higher risk of glucose metabolism disorders.</p>","PeriodicalId":19414,"journal":{"name":"Obesity Facts","volume":" ","pages":"158-168"},"PeriodicalIF":3.6,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10987183/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139512971","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Prelims. 预赛。
IF 3.6 3区 医学
Obesity Facts Pub Date : 2024-01-01 Epub Date: 2024-05-08 DOI: 10.1159/000538583
{"title":"Prelims.","authors":"","doi":"10.1159/000538583","DOIUrl":"https://doi.org/10.1159/000538583","url":null,"abstract":"","PeriodicalId":19414,"journal":{"name":"Obesity Facts","volume":"17 Suppl 1 ","pages":"1-6"},"PeriodicalIF":3.6,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140891060","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
High Obesity Indices Are Associated with Gastroesophageal Reflux Disease, but Low Obesity Indices Are Associated with Peptic Ulcer Disease in a Large Taiwanese Population Study. 在一项大型台湾人口研究中,高肥胖指数与胃食管反流病有关,但低肥胖指数与消化性溃疡病有关。
IF 3.9 3区 医学
Obesity Facts Pub Date : 2024-01-01 Epub Date: 2024-07-18 DOI: 10.1159/000540281
Chien-Cheng Chen, Jiun-Hung Geng, Pei-Yu Wu, Jiun-Chi Huang, Huang-Ming Hu, Szu-Chia Chen, Chao-Hung Kuo
{"title":"High Obesity Indices Are Associated with Gastroesophageal Reflux Disease, but Low Obesity Indices Are Associated with Peptic Ulcer Disease in a Large Taiwanese Population Study.","authors":"Chien-Cheng Chen, Jiun-Hung Geng, Pei-Yu Wu, Jiun-Chi Huang, Huang-Ming Hu, Szu-Chia Chen, Chao-Hung Kuo","doi":"10.1159/000540281","DOIUrl":"10.1159/000540281","url":null,"abstract":"<p><strong>Introduction: </strong>Gastroesophageal reflux disease (GERD) and peptic ulcer disease (PUD) are prevalent in Taiwan. Few studies have investigated the associations between obesity indices with GERD and PUD simultaneously. This study aimed to investigate the correlations among obesity indices with GERD and PUD in a large cohort of participants, around 120,000, in the Taiwan Biobank (TWB).</p><p><strong>Methods: </strong>A total of 121,583 participants (male: 43,698; female: 77,885; mean age 49.9 ± 11.0 years) were included to analyze the associations among obesity indices, including body mass index (BMI), waist-hip ratio (WHR), waist-to-height ratio (WHtR), body roundness index (BRI), abdominal volume index (AVI), lipid accumulation product (LAP), visceral adiposity index (VAI), and triglyceride-glucose index (TyG index), with GERD and PUD. Self-reported GERD and PUD were obtained by questionnaires. Multivariate logistic regression analysis was employed to analyze the relationship between obesity indices with GERD and PUD.</p><p><strong>Results: </strong>The prevalence of GERD and PUD was 13.7% and 14.6%, respectively. After multivariable analysis, high WHR (odds ratio [OR] = 1.009, p &lt; 0.001), WHtR (OR = 1.005, p = 0.003), BRI (OR = 1.022, p = 0.005), AVI (OR = 1.013, p &lt; 0.001), LAP (OR = 1.001, p &lt; 0.001), TyG index (OR = 1.068, p &lt; 0.001), and VAI (OR = 1.013, p = 0.002) were significantly associated with GERD, except BMI (p = 0.384). On the other hand, low BMI (OR = 0.984; p &lt; 0.001) and AVI (OR = 0.994; p = 0.036) were significantly associated with PUD. However, the values of WHR (p = 0.151), WHtR (p = 0.304), BRI (p = 0.452), LAP (p = 0.799), VAI (p = 0.347), and TyG index (p = 0.642) were not.</p><p><strong>Conclusion: </strong>This study found that high obesity indices are associated with GERD, but low obesity indices are associated with PUD in a large Taiwanese population study. Our findings may alert physicians to notice that different obesity index may be associated with different gastrointestinal disorder.</p>","PeriodicalId":19414,"journal":{"name":"Obesity Facts","volume":" ","pages":"491-501"},"PeriodicalIF":3.9,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11458163/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141620551","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analysis of Factors Associated with Constipation in the Population with Obesity: Evidence from the National Health and Nutrition Examination Survey. 肥胖人群便秘的相关因素分析:来自全国健康与营养调查的证据。
IF 3.6 3区 医学
Obesity Facts Pub Date : 2024-01-01 Epub Date: 2024-01-24 DOI: 10.1159/000536318
Yongping Hong, Xingxing Chen, Junping Liu
{"title":"Analysis of Factors Associated with Constipation in the Population with Obesity: Evidence from the National Health and Nutrition Examination Survey.","authors":"Yongping Hong, Xingxing Chen, Junping Liu","doi":"10.1159/000536318","DOIUrl":"10.1159/000536318","url":null,"abstract":"<p><strong>Introduction: </strong>Obesity and constipation are both global problems, but the factors associated with constipation in individuals with obesity are currently understudied. The aim of our study was to explore the factors associated with constipation in people with obesity.</p><p><strong>Methods: </strong>From three cycles of the National Health and Nutrition Examination Survey (NHANES) 2005-2010, data from 14,048 persons aged ≥20 years were collected. Variables included demographics, lifestyle, comorbidities, and dietary data. Multiple logistic regression analysis was used to calculate adjusted prevalence odds ratio (OR) and assess the relationship between different variables and constipation in population with obesity.</p><p><strong>Results: </strong>Using stool consistency definition, multivariate analysis revealed that education ≥12th grade (OR: 0.456; 95% CI: 0.300, 0.694; p = 0.00024), hypertension (OR: 0.505; 95% CI: 0.334, 0.763; p = 0.00119), polypharmacy (OR: 1.669; 95% CI: 1.104, 2.521; p = 0.01507), high cholesterol (OR: 0.400; 95% CI: 0.213, 0.750; p = 0.00430), and high dietary fiber (OR: 0.454; 95% CI: 0.245, 0.841; p = 0.01206) were substantially linked with constipation in the population with obesity. For constipation defined using stool frequency, multivariate regression analysis show constipation in people with obesity had a significant association with the female sex (OR: 2.684; 95% CI: 1.379, 5.223; p = 0.00366 multivariate), Mexican American (OR: 0.142; 95% CI, 0.033, 0.616; p = 0.00914 multivariate), hypertension (OR: 0.569; 95% CI: 0.324, 0.998; p = 0.04916), depression (OR: 2.280; 95% CI: 1.240, 4.195; p = 0.00803), occasional/often milk consumption (OR: 0.473; 95% CI: 0.286, 0.782; p = 0.00356), medium energy (OR: 0.318; 95% CI: 0.118, 0.856; p = 0.02338), polypharmacy (OR: 1.939; 95% CI: 1.115, 3.373; p = 0.01907), and medium moisture (OR: 0.534; 95% CI: 0.285, 0.999; p = 0.04959). In nonobese people, constipation was significantly associated with the female sex and high moisture but not with hypertension and polypharmacy.</p><p><strong>Conclusion: </strong>This study suggests that the population with obesity has many factors that affect constipation such as hypertension, polypharmacy, cholesterol, dietary fiber, depression, and so on, of which hypertension and polypharmacy were significant associated with constipation, regardless of definitions of constipation. Notably, hypertension might be associated with a reduced risk of constipation in people with obesity.</p>","PeriodicalId":19414,"journal":{"name":"Obesity Facts","volume":" ","pages":"169-182"},"PeriodicalIF":3.6,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10987188/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139546066","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Decreasing Sedentary Time during Lessons Reduces Obesity in Primary School Children: The Active Movement Study. 减少课间久坐时间可减少小学生肥胖:积极运动研究。
IF 3.6 3区 医学
Obesity Facts Pub Date : 2024-01-01 Epub Date: 2024-02-05 DOI: 10.1159/000536665
Flaminia Ronca, Paul W Burgess, Peter Savage, Nipuna Senaratne, Evelyn Watson, Mike Loosemore
{"title":"Decreasing Sedentary Time during Lessons Reduces Obesity in Primary School Children: The Active Movement Study.","authors":"Flaminia Ronca, Paul W Burgess, Peter Savage, Nipuna Senaratne, Evelyn Watson, Mike Loosemore","doi":"10.1159/000536665","DOIUrl":"10.1159/000536665","url":null,"abstract":"<p><strong>Introduction: </strong>School-based exercise interventions targeted at reducing obesity are often successful in the short term, but they are resource-heavy and do not always lead to long-lasting behaviour changes. This study investigated the effect of reducing sedentary time, rather than increasing exercise, on physical activity (PA) behaviours and obesity in primary school children.</p><p><strong>Methods: </strong>Thirty UK state primary schools participated in this cluster-controlled intervention study (IDACI score = 0.15 ± 0.07, free school meals = 26 ± 9%). Twenty-six intervention and 4 control schools (intervention = 3,529, control = 308 children) completed the Physical Activity Questionnaire for Children (PAQ-C) in terms 1 and 3. Three intervention and 3 control schools (intervention = 219, control = 152 children) also measured waist-to-height ratio (WTHR). The Active Movement Intervention is a school-based programme which integrates non-sedentary behaviours such as standing and walking in the classroom. Data were analysed via ANCOVAs and multiple linear regressions.</p><p><strong>Results: </strong>WTHR was reduced by 8% in the intervention group only (F(2, 285) = 11.387, p &lt; 0.001), and sport participation increased by 10% in the intervention group only (F(1, 232) = 6.982, p = 0.008). Other PAQ-C measures increased significantly in the intervention group, but there was no group*time interaction. Changes in PAQ-C did not predict reductions in WTHR. Instead, the amount of change in WTHR was predicted by intervention group and by baseline WTHR of the pupil, where children with higher baseline WTHR showed greater reductions (F(2, 365) = 77.21, p &lt; 0.001, R2 = 0.30). Socio-economic status (SES), age, or gender did not mediate any of the changes in the PAQ-C or WTHR.</p><p><strong>Conclusion: </strong>Reducing sedentary behaviours during school time can be an effective obesity reduction strategy for primary school children who are overweight. The lack of demographic effects suggests that this method can be effective regardless of the school's SES, pupil age, or gender.</p>","PeriodicalId":19414,"journal":{"name":"Obesity Facts","volume":" ","pages":"243-254"},"PeriodicalIF":3.6,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11149966/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139692559","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Relationship between Lipoprotein Lipase Derived from Subcutaneous Adipose Tissue and Cardio-Ankle Vascular Index in Japanese Patients with Severe Obesity. 从日本重度肥胖症患者皮下脂肪组织中提取的脂蛋白脂肪酶与心踝关节血管指数之间的关系。
IF 3.9 3区 医学
Obesity Facts Pub Date : 2024-01-01 Epub Date: 2024-02-09 DOI: 10.1159/000537687
Atsuhito Saiki, Yuka Takahashi, Shoko Nakamura, Shuhei Yamaoka, Kazuki Abe, Sho Tanaka, Yasuhiro Watanabe, Takashi Yamaguchi, Daiji Nagayama, Masahiro Ohira, Takashi Oshiro, Ichiro Tatsuno, Kohji Shirai
{"title":"Relationship between Lipoprotein Lipase Derived from Subcutaneous Adipose Tissue and Cardio-Ankle Vascular Index in Japanese Patients with Severe Obesity.","authors":"Atsuhito Saiki, Yuka Takahashi, Shoko Nakamura, Shuhei Yamaoka, Kazuki Abe, Sho Tanaka, Yasuhiro Watanabe, Takashi Yamaguchi, Daiji Nagayama, Masahiro Ohira, Takashi Oshiro, Ichiro Tatsuno, Kohji Shirai","doi":"10.1159/000537687","DOIUrl":"10.1159/000537687","url":null,"abstract":"<p><strong>Introduction: </strong>Cardio-ankle vascular index (CAVI) is an arterial stiffness index that correlates inversely with body mass index (BMI) and subcutaneous fat area. Lipoprotein lipase (LPL) that catalyzes the hydrolysis of serum triglycerides is produced mainly in adipocytes. Serum LPL mass reflects LPL expression in adipose tissue, and its changes correlate inversely with changes in CAVI. We hypothesized that LPL derived from subcutaneous adipose tissue (SAT) suppresses the progression of arteriosclerosis and examined the relationship of LPL gene expression in different adipose tissues and serum LPL mass with CAVI in Japanese patients with severe obesity undergoing laparoscopic sleeve gastrectomy (LSG).</p><p><strong>Methods: </strong>This study was a single-center retrospective database analysis. Fifty Japanese patients who underwent LSG and had 1-year postoperative follow-up data were enrolled (mean age 47.5 years, baseline BMI 46.6 kg/m2, baseline HbA1c 6.7%). SAT and visceral adipose tissue (VAT) samples were obtained during LSG surgery. LPL gene expression was analyzed by real-time PCR. Serum LPL mass was measured by ELISA using a specific monoclonal antibody against LPL.</p><p><strong>Results: </strong>At baseline, LPL mRNA expression in SAT correlated positively with serum LPL mass, but LPL mRNA expression in VAT did not. LPL mRNA expression in SAT was correlated, and serum LPL mass tended to correlate inversely with the number of metabolic syndrome symptoms, but LPL mRNA expression in VAT did not. LPL mRNA expression in SAT and CAVI tended to correlate inversely in the group with visceral-to-subcutaneous fat ratio of 0.4 or higher, which is considered metabolically severe. Serum LPL mass increased 1 year after LSG. Change in serum LPL mass at 1 year after LSG tended to be an independent factor inversely associated with change in CAVI.</p><p><strong>Conclusions: </strong>Serum LPL mass reflected LPL mRNA expression in SAT in Japanese patients with severe obesity, and LPL mRNA expression in SAT was associated with CAVI in patients with visceral obesity. The change in serum LPL mass after LSG tended to independently contribute inversely to the change in CAVI. This study suggests that LPL derived from SAT may suppress the progression of arteriosclerosis.</p>","PeriodicalId":19414,"journal":{"name":"Obesity Facts","volume":" ","pages":"255-263"},"PeriodicalIF":3.9,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11149971/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139717782","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Research Progress on the Role and Mechanism of GDF15 in Body Weight Regulation. GDF15在体重调节中的作用及机制研究进展。
IF 3.6 3区 医学
Obesity Facts Pub Date : 2024-01-01 Epub Date: 2023-11-21 DOI: 10.1159/000535089
Xiao-Chen Dong, Dan-Yan Xu
{"title":"Research Progress on the Role and Mechanism of GDF15 in Body Weight Regulation.","authors":"Xiao-Chen Dong, Dan-Yan Xu","doi":"10.1159/000535089","DOIUrl":"10.1159/000535089","url":null,"abstract":"<p><strong>Background: </strong>Growth differentiation factor-15 (GDF15) is a member of the growth differentiation factor subfamily in the transforming growth factor beta superfamily. GDF15 has multiple functions and can regulate biological processes. High levels of GDF15 in the circulation can affect metabolic processes. Studies have shown that GDF15 is associated with changes in body weight.</p><p><strong>Summary: </strong>This review reviews the current knowledge on the relationship between GDF15 and body weight change, focusing on the role and mechanism of GDF15 in body weight regulation. GDF15 plays an important role in reducing food intake, improving insulin resistance, and breaking down fat, suggesting that GDF15 has an important regulatory effect on body weight. The mechanism by which GDF15 causes reduced food intake may be related to changes in food preference, delayed gastric emptying, and conditioned taste aversion. GDF15 can combat insulin resistance induced by inflammation or protect β cell from apoptosis. GDF15 probably promotes lipolysis through a brain-somatic tissue circuit. Several factors and related signaling pathways are also mentioned that can contribute to the effects of GDF15 on reducing weight.</p><p><strong>Key message: </strong>GDF15 plays an important role in weight regulation and provides a new direction for the treatment of obesity. Its effects on resisting obesity are of great significance to inhibiting the progression of metabolic diseases. It is expected to become a new target for regulating body weight, improving obesity, and treating metabolic diseases such as diabetes.</p>","PeriodicalId":19414,"journal":{"name":"Obesity Facts","volume":" ","pages":"1-11"},"PeriodicalIF":3.6,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10836939/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138291535","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Extract of Humulus japonicus Inhibits Lipogenesis and Promotes Lipolysis via PKA/p38 Signaling. 葎草提取物通过 PKA/p38 信号传导抑制脂肪生成并促进脂肪分解
IF 3.9 3区 医学
Obesity Facts Pub Date : 2024-01-01 Epub Date: 2024-08-05 DOI: 10.1159/000540699
Jaw Long Sun, Young Jin Kim, Wonjun Cho, Sung Su Park, A M Abd El-Aty, Enas H Mobarak, Tae Woo Jung, Ji Hoon Jeong
{"title":"The Extract of Humulus japonicus Inhibits Lipogenesis and Promotes Lipolysis via PKA/p38 Signaling.","authors":"Jaw Long Sun, Young Jin Kim, Wonjun Cho, Sung Su Park, A M Abd El-Aty, Enas H Mobarak, Tae Woo Jung, Ji Hoon Jeong","doi":"10.1159/000540699","DOIUrl":"10.1159/000540699","url":null,"abstract":"<p><strong>Introduction: </strong>Previous research has shown that an aqueous extract of Humulus japonicus (EH) can ameliorate hypertension, nonalcoholic fatty liver disease, and oxidative stress in adipocytes by activating the thermogenic pathway. However, the effects of an ethanol (30%) extract of EH on obesity are unknown.</p><p><strong>Methods: </strong>Various protein expression levels in fully differentiated 3T3-L1 adipocytes were assessed by Western blotting. Lipid deposition in 3T3-L1 adipocytes was examined by oil red O staining. The MTT assay was used to evaluate adipocyte viability. Caspase 3 activity and glycerol release were determined using commercial assay kits.</p><p><strong>Results: </strong>In this study, we discovered that EH treatment inhibited lipogenesis and promoted lipolysis in both differentiated 3T3-L1 adipocytes and adipose tissue of mice fed a high-fat diet. EH treatment also increased phosphorylated protein kinase A (PKA) levels while reducing p38 phosphorylation. When H89, a PKA inhibitor, was used, the effects of EH on lipogenic lipid accumulation and lipolysis in 3T3-L1 adipocytes were eliminated. Treatment with luteolin 7-O-β-d-glucoside (LU), the major active compound in EH, also suppressed lipid deposition and p38 phosphorylation but enhanced lipolysis in 3T3-L1 adipocytes. These changes were abrogated by H89.</p><p><strong>Conclusion: </strong>These findings indicate that EH containing LU reduces lipogenesis and stimulates lipolysis via the PKA/p38 signaling pathway, leading to an improvement in obesity in mice. Therefore, our study suggested that EH could be a promising therapeutic agent for treating obesity.</p>","PeriodicalId":19414,"journal":{"name":"Obesity Facts","volume":" ","pages":"513-523"},"PeriodicalIF":3.9,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11458159/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141894002","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Very-Low-Calorie Diet Can Cause Remission of Diabetes Mellitus and Hypertriglyceridemia in Familial Partial Lipodystrophy. 极低热量饮食可导致家族性部分脂肪营养不良患者的糖尿病和高甘油三酯血症缓解。
IF 3.6 3区 医学
Obesity Facts Pub Date : 2024-01-01 Epub Date: 2023-11-12 DOI: 10.1159/000533992
Maria C Foss-Freitas, Özge Besci, Rasimcan Meral, Adam Neidert, Thomas L Chenevert, Elif A Oral, Amy E Rothberg
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