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http://purl.uniprot.org/citations/37567359http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/37567359http://www.w3.org/2000/01/rdf-schema#comment"Dysregulation of hepatic glucose and lipid metabolism can instigate the onset of various metabolic disorders including obesity, dyslipidemia, insulin resistance, type 2 diabetes, and fatty liver disease. Adenosine monophosphate (AMP) deaminase (AMPD), which converts AMP to inosine monophosphate, plays a key role in maintaining adenylate energy charge. AMPD2 is the major isoform present in the liver. However, the mechanistic link between AMPD2 and hepatic glucose and lipid metabolism remains elusive. In this study, we probed into the hepatic glucose and lipid metabolism in AMPD2-deficient (A2-/-) mice. These mice exhibited reduced body weight, fat accumulation, and blood glucose levels, coupled with enhanced insulin sensitivity while maintaining consistent calorie intake and spontaneous motor activity compared with wild type mice. Furthermore, A2-/-mice showed mitigated obesity and hyper-insulinemia induced by high-fat diet (HFD) but elevated levels of the serum triglyceride and cholesterol. The hepatic mRNA levels of several fatty acid and cholesterol metabolism-related genes were altered in A2-/-mice. RNA sequencing unveiled multiple alterations in lipid metabolic pathways due to AMPD2 deficiency. These mice were also more susceptible to fasting or HFD-induced hepatic lipid accumulation. The liver exhibited elevated AMP levels but unaltered AMP/ATP ratio. In addition, AMPD2 deficiency is not associated with the adenosine production. In summary, this study established a link between purine metabolism and hepatic glucose and lipid metabolism via AMPD2, providing novel insights into these metabolic pathways."xsd:string
http://purl.uniprot.org/citations/37567359http://purl.org/dc/terms/identifier"doi:10.1016/j.mce.2023.112039"xsd:string
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/author"Cheng J."xsd:string
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/author"Wang Q."xsd:string
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/author"Yang H."xsd:string
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/author"Xi Y."xsd:string
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/author"Yu W."xsd:string
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/author"Morisaki H."xsd:string
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/author"Morisaki T."xsd:string
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/author"Xie"xsd:string
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/date"2023"xsd:gYear
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/name"Mol Cell Endocrinol"xsd:string
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/pages"112039"xsd:string
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/title"AMPD2 plays important roles in regulating hepatic glucose and lipid metabolism."xsd:string
http://purl.uniprot.org/citations/37567359http://purl.uniprot.org/core/volume"577"xsd:string
http://purl.uniprot.org/citations/37567359http://www.w3.org/2004/02/skos/core#exactMatchhttp://purl.uniprot.org/pubmed/37567359
http://purl.uniprot.org/citations/37567359http://xmlns.com/foaf/0.1/primaryTopicOfhttps://pubmed.ncbi.nlm.nih.gov/37567359
http://purl.uniprot.org/uniprot/#_Q9DBT5-mappedCitation-37567359http://www.w3.org/1999/02/22-rdf-syntax-ns#objecthttp://purl.uniprot.org/citations/37567359
http://purl.uniprot.org/uniprot/Q9DBT5http://purl.uniprot.org/core/mappedCitationhttp://purl.uniprot.org/citations/37567359