TCAP Peptide Insulin-Independent Glucose Uptake
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Solution Overview
Problem
Current methods for increasing glucose uptake in skeletal muscle cells, particularly in conditions like insulin resistance and diabetes, are inadequate, and existing treatments for diabetes are associated with risks such as hypoglycemic episodes and do not prevent secondary complications.
Innovation Solution
Administration of Teneurin C-Terminal Associated Peptide (TCAP), which induces muscle cells to take up glucose, thereby increasing energy availability, using a pharmaceutical composition comprising TCAP or its pharmaceutically acceptable salts, esters, or chemical equivalents, to enhance glucose uptake in skeletal muscle cells.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If insulin-based treatments are used to increase glucose uptake in skeletal muscle cells, then glucose uptake is improved, but hypoglycemic episodes and secondary complications occur
Solution Approach 1:
The patent introduces TCAP as an intermediary substance that mediates glucose uptake in skeletal muscle cells through an insulin-independent pathway. TCAP binds to specific receptors on muscle cell membranes, activating signaling cascades (including PI3K/Akt and AMPK pathways) that directly stimulate glucose transporter translocation and glucose uptake, bypassing the insulin-mediated pathway that causes hypoglycemia and secondary complications.
Solution Approach 2:
The patent changes the fundamental parameter of glucose uptake regulation from insulin-dependent to insulin-independent by using TCAP. This parameter change allows glucose uptake to be modulated through alternative signaling pathways (such as AMPK activation and direct receptor binding), achieving therapeutic glucose control without the harmful effects of insulin-based treatments.
2Quantity of substance
If existing diabetes treatments are applied, then plasma glucose levels are reduced, but secondary complications are not prevented
Solution Approach 1:
TCAP serves as a novel intermediary that directly enhances skeletal muscle glucose uptake without relying on insulin secretion or action. By binding to specific membrane receptors and activating intracellular signaling pathways, TCAP improves glucose disposal in muscle tissue, thereby reducing plasma glucose levels and preventing secondary complications associated with traditional diabetes treatments.
Solution Approach 2:
The patent employs a peptide-based approach (TCAP) that mimics and copies the beneficial effects of physiological glucose regulation mechanisms. TCAP's amino acid sequence and structure are designed to interact with cellular receptors and signaling pathways in a manner that replicates natural glucose homeostasis control, providing a safer alternative to conventional diabetes medications.
3Quantity of substance
If insulin-independent glucose transport modulation is achieved using TCAP, then glucose uptake in skeletal muscle cells is increased, but the mechanism differs from conventional insulin-mediated pathways
Solution Approach 1:
TCAP acts as a specific intermediary peptide that binds to cell surface receptors (such as latrophilin or dystroglycan receptors) on skeletal muscle cells. This binding initiates a well-defined signaling cascade involving adaptor proteins, kinase activation (including PI3K, Akt, and AMPK), and downstream effects on glucose transporter translocation. While the pathway is distinct from insulin signaling, it follows a clear mechanistic sequence that can be targeted and modulated.
Data Source
AI summary
This invention relates to a method of increasing energy available to skeletal muscle cells comprising administering to the cells an effective amount of Tenurin C-terminal Associated Peptide (TCAP). The invention provides the use of TCAP to enhance muscle performance or recovery after injury as well as to prevent and/or treat a number of conditions including insulin resistance, type II diabetes, hypoxia and glycogen storage diseases.