Recombinant Human GIP protein (Fc Chimera)

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The Glucose-dependent Insulinotropic Polypeptide (GIP) also known as gastric inhibitory polypeptide is a hormone with a molecular mass around 5 kDa. It is a 42-amino acid peptide secreted by the K cells in the duodenum and jejunum of the small intestine. This protein interacts with the GIP receptor which is found in various tissues including pancreatic beta cells adipose tissue and the central nervous system. Researchers utilize GIP ELISA for detecting and quantifying this peptide in research studies.

Biological function summary

The GIP plays a significant role in stimulating insulin secretion in response to glucose intake which does not function alone. It works as part of the enteroinsular axis influencing nutrient uptake and metabolism. GIP also regulates fat metabolism by acting on adipocytes therefore playing a part in energy homeostasis. The exploration of GIP activity often involves MSD assay development to better understand its biological implications.

Pathways

The glucose-stimulated insulin secretion pathway incorporates GIP to enhance the release of insulin from the pancreas. It interacts with other proteins such as insulin and glucagon-like peptide-1 (GLP-1) to exert its glucose-lowering effects. GIP's involvement in the incretin pathway supports the body's maintenance of energy balance and glucose homeostasis under normal physiological conditions.

Glucose homeostasis dysfunction links GIP to type 2 diabetes and obesity. Impairments in GIP secretion or receptor signaling are associated with these metabolic disorders. Studies suggest that dysregulation of GIP along with related proteins like insulin can contribute to disease progression. By targeting GIP researchers at places like Abcam are looking for potential therapies to tackle these health challenges.