Production of active Exendin
A single dose of Exendin-4 is sufficient to normalize the blood glucose level in diabetic mice. We examined whether our plant-produced Exdn-4 is biologically active under an in-vitro cell culture model. Exendin-4 is known to stimulate the release of insulin from pancreatic β-cells in a glucose-dependent fashion ( Holst and Gromada, 2004 ).
Exendin 4
Exendin-4 is a 39 amino acid peptide originally isolated from the venom of the lizard Heloderma suspectum, also known as the Gila monster (Eng et al., 1992). GLP-1 and exendin-4 are approximately 50% identical (Fig. 9.6), and exendin-4 classifies as a member of the glucagon peptide family. Throughout the text, exendin-4 residues are designated with **.
The saliva of the Gila monster contains exendin-4, a structural analogue of human GLP-1, but with a much longer half-life. A synthetic preparation of exendin-4, exenatide, is suitable for human use and effectively lowers glucose in ambulant type 2 diabetic patients.
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Sustained Expression of Exendin
To assess the feasibility and physiological effects of chronic expression of lizard exendin-4 in vivo, we have generated transgenic mice in which lizard exendin-4 expression is under the control of the mouse metallothionein I promoter. We now report the characterization and metabolic consequences of sustained exendin-4 expression in mice in vivo.
A component of the Gila monster's venom—a peptide known as exendin-4—is being explored for new treatments for Alzheimer's disease, diabetes, and other diseases.
PDF Exendin
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Pharmacokinetics Detailed pharmacokinetic data specifically for Exendin-3 in humans is limited in the public domain, with more extensive studies available for the closely related Exendin-4 (Exenatide). However, preclinical studies provide valuable insights into the absorption, distribution, metabolism, and excretion of Exendin-3 and its derivatives.
Exendin-4, a glucagon-like protein-1 (GLP-1) receptor agonist, is an excellent therapeutic peptide drug for type 2 diabetes due to longer lasting biological activity compared to GLP-1. This study explored the feasibility of using probiotic Lactobacillus paracasei as an oral vector for recombinant exendin-4 peptide delivery, an alternative to costly chemical synthesis and inconvenient ...
Introduction: The GLP-1 receptor agonist exenatide is synthetic exendin-4, a peptide originally isolated from the salivary secretions of the Gila monster. Exenatide was developed as a first-in ...
