Neuron stress-related genes serve as new biomarkers in hypothalamic tissue following high fat diet

ObjectiveEnergy homeostasis is modulated by the hypothalamic is essential for obesity progression, however, the gene expression profiling remains to be fully understood.MethodsGEO datasets were downloaded from the GEO website and analyzed by the R packages to obtain the DEGs. And, the WGCNA analysis...

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Main Authors: Caixia Liang, Hongjian Lu, Xueqin Wang, Jianbin Su, Feng Qi, Yanxing Shang, Yu Li, Dongmei Zhang, Chengwei Duan
Format: Article
Language:English
Published: Frontiers Media S.A. 2024-12-01
Series:Frontiers in Endocrinology
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Online Access:https://www.frontiersin.org/articles/10.3389/fendo.2024.1443880/full
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author Caixia Liang
Caixia Liang
Caixia Liang
Caixia Liang
Hongjian Lu
Xueqin Wang
Jianbin Su
Feng Qi
Yanxing Shang
Yanxing Shang
Yanxing Shang
Yanxing Shang
Yu Li
Dongmei Zhang
Dongmei Zhang
Dongmei Zhang
Dongmei Zhang
Dongmei Zhang
Chengwei Duan
Chengwei Duan
Chengwei Duan
Chengwei Duan
author_facet Caixia Liang
Caixia Liang
Caixia Liang
Caixia Liang
Hongjian Lu
Xueqin Wang
Jianbin Su
Feng Qi
Yanxing Shang
Yanxing Shang
Yanxing Shang
Yanxing Shang
Yu Li
Dongmei Zhang
Dongmei Zhang
Dongmei Zhang
Dongmei Zhang
Dongmei Zhang
Chengwei Duan
Chengwei Duan
Chengwei Duan
Chengwei Duan
author_sort Caixia Liang
collection DOAJ
description ObjectiveEnergy homeostasis is modulated by the hypothalamic is essential for obesity progression, however, the gene expression profiling remains to be fully understood.MethodsGEO datasets were downloaded from the GEO website and analyzed by the R packages to obtain the DEGs. And, the WGCNA analysis and PPI networks of co-expressed DEGs were designed using STRING to get key genes. In addition, the single-cell sequencing datasets and GTEx database were utilized to receive the neuron-stress genes from the key genes. Further, high-fat diet (HFD)-induced hypothalamic tissue of mice was used as an animal model to validate the mRNA up-regulation of neuron-stress genes. In addition, the Bmi1 gene was identified as a hub gene through the LASSO model and nomogram analysis. Western blot confirmed the high expression of Bmi1 in hypothalamic tissue of HFD mice and PA-stimulated microglia. Immunofluorescence staining showed that HFD induced the activation of microglia and the expression of Bmi1 in hypothalamic tissue.ResultsWe found that six genes (Sacm1l, Junb, Bmi1, Erbb4, Dkc1, and Suv39h1) are neuron stress-related genes and increased in the HFD-induced mice obesity model, Bmi1gene was identified as a key genes that can reflect the pathophysiology of obesity.ConclusionsOur research depicted a comprehensive activation map of cell abnormality in the obese hypothalamus and Bim1 may be a diagnostic marker in the clinic, which provides a new perspective and basis for investigating the pathogenesis of obesity.
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spelling doaj-art-c32c960cdbf14b77a6fa5c9b6a92234e2024-12-09T04:24:57ZengFrontiers Media S.A.Frontiers in Endocrinology1664-23922024-12-011510.3389/fendo.2024.14438801443880Neuron stress-related genes serve as new biomarkers in hypothalamic tissue following high fat dietCaixia Liang0Caixia Liang1Caixia Liang2Caixia Liang3Hongjian Lu4Xueqin Wang5Jianbin Su6Feng Qi7Yanxing Shang8Yanxing Shang9Yanxing Shang10Yanxing Shang11Yu Li12Dongmei Zhang13Dongmei Zhang14Dongmei Zhang15Dongmei Zhang16Dongmei Zhang17Chengwei Duan18Chengwei Duan19Chengwei Duan20Chengwei Duan21Medical Research Center, Affiliated Hospital 2 of Nantong University, Nantong, ChinaJiangsu Provincial Medical Key Discipline (Laboratory) Cultivation Unit, Medical Research Center, Nantong First People’s Hospital, Nantong, ChinaNantong Municipal Medical Key Laboratory of Molecular Immunology, Medical Research Center, Nantong First People’s Hospital, Nantong, ChinaNantong Municipal Key Laboratory of Metabolic Immunology and Disease Microenvironment, Medical Research Center, Nantong First People’s Hospital, Nantong, ChinaDepartment of Rehabilitation Medicine, Affiliated Hospital 2 of Nantong University, Nantong, ChinaDepartment of Endocrinology, Affiliated Hospital 2 of Nantong University, Nantong, ChinaDepartment of Endocrinology, Affiliated Hospital 2 of Nantong University, Nantong, ChinaEmergency Intensive Care Unit, Affiliated Hospital 2 of Nantong University and First People’s Hospital of Nantong City, Nantong, ChinaMedical Research Center, Affiliated Hospital 2 of Nantong University, Nantong, ChinaJiangsu Provincial Medical Key Discipline (Laboratory) Cultivation Unit, Medical Research Center, Nantong First People’s Hospital, Nantong, ChinaNantong Municipal Medical Key Laboratory of Molecular Immunology, Medical Research Center, Nantong First People’s Hospital, Nantong, ChinaNantong Municipal Key Laboratory of Metabolic Immunology and Disease Microenvironment, Medical Research Center, Nantong First People’s Hospital, Nantong, ChinaDepartment of Pathogen Biology, Medical College, Nantong University, Nantong, ChinaMedical Research Center, Affiliated Hospital 2 of Nantong University, Nantong, ChinaJiangsu Provincial Medical Key Discipline (Laboratory) Cultivation Unit, Medical Research Center, Nantong First People’s Hospital, Nantong, ChinaNantong Municipal Medical Key Laboratory of Molecular Immunology, Medical Research Center, Nantong First People’s Hospital, Nantong, ChinaNantong Municipal Key Laboratory of Metabolic Immunology and Disease Microenvironment, Medical Research Center, Nantong First People’s Hospital, Nantong, ChinaDepartment of Pathogen Biology, Medical College, Nantong University, Nantong, ChinaMedical Research Center, Affiliated Hospital 2 of Nantong University, Nantong, ChinaJiangsu Provincial Medical Key Discipline (Laboratory) Cultivation Unit, Medical Research Center, Nantong First People’s Hospital, Nantong, ChinaNantong Municipal Medical Key Laboratory of Molecular Immunology, Medical Research Center, Nantong First People’s Hospital, Nantong, ChinaNantong Municipal Key Laboratory of Metabolic Immunology and Disease Microenvironment, Medical Research Center, Nantong First People’s Hospital, Nantong, ChinaObjectiveEnergy homeostasis is modulated by the hypothalamic is essential for obesity progression, however, the gene expression profiling remains to be fully understood.MethodsGEO datasets were downloaded from the GEO website and analyzed by the R packages to obtain the DEGs. And, the WGCNA analysis and PPI networks of co-expressed DEGs were designed using STRING to get key genes. In addition, the single-cell sequencing datasets and GTEx database were utilized to receive the neuron-stress genes from the key genes. Further, high-fat diet (HFD)-induced hypothalamic tissue of mice was used as an animal model to validate the mRNA up-regulation of neuron-stress genes. In addition, the Bmi1 gene was identified as a hub gene through the LASSO model and nomogram analysis. Western blot confirmed the high expression of Bmi1 in hypothalamic tissue of HFD mice and PA-stimulated microglia. Immunofluorescence staining showed that HFD induced the activation of microglia and the expression of Bmi1 in hypothalamic tissue.ResultsWe found that six genes (Sacm1l, Junb, Bmi1, Erbb4, Dkc1, and Suv39h1) are neuron stress-related genes and increased in the HFD-induced mice obesity model, Bmi1gene was identified as a key genes that can reflect the pathophysiology of obesity.ConclusionsOur research depicted a comprehensive activation map of cell abnormality in the obese hypothalamus and Bim1 may be a diagnostic marker in the clinic, which provides a new perspective and basis for investigating the pathogenesis of obesity.https://www.frontiersin.org/articles/10.3389/fendo.2024.1443880/fullobesityneuron stresshypothalamic inflammationBMI1WGCNA
spellingShingle Caixia Liang
Caixia Liang
Caixia Liang
Caixia Liang
Hongjian Lu
Xueqin Wang
Jianbin Su
Feng Qi
Yanxing Shang
Yanxing Shang
Yanxing Shang
Yanxing Shang
Yu Li
Dongmei Zhang
Dongmei Zhang
Dongmei Zhang
Dongmei Zhang
Dongmei Zhang
Chengwei Duan
Chengwei Duan
Chengwei Duan
Chengwei Duan
Neuron stress-related genes serve as new biomarkers in hypothalamic tissue following high fat diet
Frontiers in Endocrinology
obesity
neuron stress
hypothalamic inflammation
BMI1
WGCNA
title Neuron stress-related genes serve as new biomarkers in hypothalamic tissue following high fat diet
title_full Neuron stress-related genes serve as new biomarkers in hypothalamic tissue following high fat diet
title_fullStr Neuron stress-related genes serve as new biomarkers in hypothalamic tissue following high fat diet
title_full_unstemmed Neuron stress-related genes serve as new biomarkers in hypothalamic tissue following high fat diet
title_short Neuron stress-related genes serve as new biomarkers in hypothalamic tissue following high fat diet
title_sort neuron stress related genes serve as new biomarkers in hypothalamic tissue following high fat diet
topic obesity
neuron stress
hypothalamic inflammation
BMI1
WGCNA
url https://www.frontiersin.org/articles/10.3389/fendo.2024.1443880/full
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