Diet-Induced Obesity (DIO) is a major risk
factor for a number of disorders including non-insulin
dependent Type 2 Diabetes Mellitus (T2D). In our novel
mouse model, the gene Atp10c is a strong candidate for
metabolic disorders of Insulin Resistance (IR) and DIO.
As such, we hypothesized that ATP10C has a key role in
glucose
metabolism
via
insulin-dependent
and
independent signaling pathways. We first examined the
expression of Atp10c in both a genetic as well as an
environmental mouse model of obesity. While our results
showed that there were no significant changes in Atp10c
expression in the genetic and environmental mouse
models, our data does show high expression of Atp10c in
key peripheral tissues namely skeletal muscle and adipose
depots. Next, we performed western immunoblot analysis
to detect potential targets of ATP10C in both the
phosphatidyinosital-3-kinase (PI3K) and the mitogen
Activated Protein Kinase (MAPK) pathways. When
accessing MAPK pathway proteins, the mutants showed a
significant decrease in the ratio of activated to native
forms of p38 and ERK1/2. Additionally, we observed
differences in the PI3K pathway as there were significant results along with data from our investigations of skeletal
muscle prove our hypothesis that Atp10c must play a role
in glucose metabolism, and suggest that the action of
Atp10c is potentially mediated via both the MAPK
pathway as well as the PI3K pathway.
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Representing a Novel Model of Diet-Induced, Inherited Insulin Resistance and Obesity, Atp10c Heterozygous Mice Show Alterations in Glucose Uptake via both Insulin-Dependent and Non-Dependent Pathways
Sarah E Hurst1, Lisa Amelse2, Ling Zhao3 and Madhu S Dhar 2*
Corresponding Author: Madhu S Dhar
Received: Dec 02, 2014
Accepted: Jan 19, 2015
Published: Jan 22, 2015
Views: 3
DOI: N/A
Abstract
Madhu S Dhar (2015), Representing a Novel Model of Diet-Induced, Inherited Insulin Resistance and Obesity, Atp10c Heterozygous
Mice Show Alterations in Glucose Uptake via both Insulin-Dependent and Non-Dependent Pathways. Diabetes Res Treat Open Access 2:119
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Copyright: © 2015 DRTOA. This is an open-access article distributed under the terms of the Creative Commons Attribution License, Version 3.0, which permits
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unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.
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