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Updated: Feb 15, 2026

Glucose Uptake Measurement and Response to Insulin Stimulation in In Vitro Cultured Human Primary Myotubes
Published on: June 25, 2017
A glucose-responsive insulin therapy protects animals against hypoglycemia
Mannosylated insulin analogs offer glucose-responsive release, enhancing insulin therapy safety and efficacy. These analogs interact with mannose receptors (MR) and insulin receptors (IR) in a glucose-dependent manner for improved glycemic control.
Area of Science:
- Biochemistry
- Endocrinology
- Pharmacology
Background:
- Insulin therapy, while crucial for diabetes management, is limited by hypoglycemia risk.
- Developing glucose-responsive insulin delivery systems has been a long-standing challenge.
Purpose of the Study:
- To engineer insulin analogs for glucose-dependent clearance and action.
- To investigate the role of mannose receptor (MR) interactions in modulating insulin activity.
Main Methods:
- Creation of mannosylated insulin analogs.
- Assessment of analog interaction with endogenous mannose receptors (MR) and insulin receptors (IR) in a glucose-dependent manner.
- Evaluation of insulin clearance and action in relation to blood glucose levels.
Main Results:
- Mannosylated insulin analogs exhibit glucose-dependent clearance via MR.
- Increased MR binding occurs at low glucose, while IR binding is favored at high glucose.
- These analogs maintain insulin's glucose-lowering capacity.
Conclusions:
- Targeting both MR and IR concurrently enables a glucose-dependent locus for insulin clearance and action.
- This approach offers a novel strategy to improve the safety and efficacy of insulin therapy by mitigating hypoglycemia.
- Mannosylated insulin analogs represent a promising advancement in diabetes treatment.
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