Novel Method for Measuring Glucose Uptake and Myosin Heavy Chain Isoforms in Rat Muscle Fibers
This study presents a novel approach to quantify glucose uptake and assess myosin heavy chain isoform expression within single fibers of rat skeletal muscle. Conducted by Mackrell and Cartee, the research provides insights into how insulin stimulates glucose uptake across different fiber types (I, IIA, IIB, and IIX) and explores variations between lean and obese Zucker rats. This methodology has significant implications for understanding metabolic differences in muscle tissue affected by obesity and diabetes, contributing to advancements in diabetic research and treatment strategies.
Novel Method for Measuring Glucose Uptake and Myosin Heavy Chain Isoforms in Rat Muscle Fibers
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Presentation Transcript
A Novel Method to Measure Glucose Uptake and Myosin Heavy Chain Isoform Expression of Single Fibers From Rat Skeletal Muscle. Mackrell JG, Cartee GD.Diabetes. 2012;61(5):995-1003.
Insulin Glucose uptake
Insulin I IIA IIB IIX Glucose uptake Myosin heavy chain Myosin molecule
Insulin I IIA IIB IIX Glucose uptake Myosin heavy chain Myosin molecule Insulin-stimulated glucose uptake I IIA IIB IIX
Insulin I IIA IIB IIX Glucose uptake Myosin heavy chain Myosin molecule Insulin-stimulated glucose uptake Obese Zucker I IIA IIB IIX Lean Zucker
Insulin I IIA IIB IIX Glucose uptake Myosin heavy chain Myosin molecule Insulin-stimulated glucose uptake Obese Zucker I IIA IIB IIX Insulin-stimulated glucose uptake Lean Zucker obese lean
A Novel Method to Measure Glucose Uptake and Myosin Heavy Chain Isoform Expression of Single Fibers From Rat Skeletal Muscle. Mackrell JG, Cartee GD.Diabetes. 2012;61(5):995-1003.