The Genetics of PTPN1 and Obesity: Insights from Mouse Models of Tissue-Specific PTP1B Deficiency

The protein tyrosine phosphatase PTP1B is a negative regulator of both insulin and leptin signaling and is involved in the control of glucose homeostasis and energy expenditure. Due to its prominent role in regulating metabolism, PTP1B is a promising therapeutic target for the treatment of human obe...

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Main Authors: Ryan C. Tsou, Kendra K. Bence
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Journal of Obesity
Online Access:http://dx.doi.org/10.1155/2012/926857
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author Ryan C. Tsou
Kendra K. Bence
author_facet Ryan C. Tsou
Kendra K. Bence
author_sort Ryan C. Tsou
collection DOAJ
description The protein tyrosine phosphatase PTP1B is a negative regulator of both insulin and leptin signaling and is involved in the control of glucose homeostasis and energy expenditure. Due to its prominent role in regulating metabolism, PTP1B is a promising therapeutic target for the treatment of human obesity and type 2 diabetes. The PTP1B protein is encoded by the PTPN1 gene on human chromosome 20q13, a region that shows linkage with insulin resistance, type 2 diabetes, and obesity in human populations. In this paper, we summarize the genetics of the PTPN1 locus and associations with metabolic disease. In addition, we discuss the tissue-specific functions of PTP1B as gleaned from genetic mouse models.
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spelling doaj-art-db58c78ae90e4f3591786b19abaa744e2025-02-03T06:41:57ZengWileyJournal of Obesity2090-07082090-07162012-01-01201210.1155/2012/926857926857The Genetics of PTPN1 and Obesity: Insights from Mouse Models of Tissue-Specific PTP1B DeficiencyRyan C. Tsou0Kendra K. Bence1Department of Animal Biology, School of Veterinary Medicine, University of Pennsylvania, 3800 Spruce Street, Vet 223E, Philadelphia, PA 19104, USADepartment of Animal Biology, School of Veterinary Medicine, University of Pennsylvania, 3800 Spruce Street, Vet 223E, Philadelphia, PA 19104, USAThe protein tyrosine phosphatase PTP1B is a negative regulator of both insulin and leptin signaling and is involved in the control of glucose homeostasis and energy expenditure. Due to its prominent role in regulating metabolism, PTP1B is a promising therapeutic target for the treatment of human obesity and type 2 diabetes. The PTP1B protein is encoded by the PTPN1 gene on human chromosome 20q13, a region that shows linkage with insulin resistance, type 2 diabetes, and obesity in human populations. In this paper, we summarize the genetics of the PTPN1 locus and associations with metabolic disease. In addition, we discuss the tissue-specific functions of PTP1B as gleaned from genetic mouse models.http://dx.doi.org/10.1155/2012/926857
spellingShingle Ryan C. Tsou
Kendra K. Bence
The Genetics of PTPN1 and Obesity: Insights from Mouse Models of Tissue-Specific PTP1B Deficiency
Journal of Obesity
title The Genetics of PTPN1 and Obesity: Insights from Mouse Models of Tissue-Specific PTP1B Deficiency
title_full The Genetics of PTPN1 and Obesity: Insights from Mouse Models of Tissue-Specific PTP1B Deficiency
title_fullStr The Genetics of PTPN1 and Obesity: Insights from Mouse Models of Tissue-Specific PTP1B Deficiency
title_full_unstemmed The Genetics of PTPN1 and Obesity: Insights from Mouse Models of Tissue-Specific PTP1B Deficiency
title_short The Genetics of PTPN1 and Obesity: Insights from Mouse Models of Tissue-Specific PTP1B Deficiency
title_sort genetics of ptpn1 and obesity insights from mouse models of tissue specific ptp1b deficiency
url http://dx.doi.org/10.1155/2012/926857
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