Abcam, ab104403, Anti-Leptin Receptor antibody

Size: 100µg
Rabbit Polyclonal Leptin Receptor antibody. Suitable for WB, IHC-P and reacts with Human samples. Cited in 16 publications.
Key facts
Host species:Rabbit,
Clonality:Polyclonal,
Isotype:IgG,
Carrier free:No,
Reacts with:Human,
Applications:IHC-P, WBSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:The exact immunogen used to generate this antibody is proprietary information.,
Specificity:From Jan 2024, QC testing of replenishment batches of this polyclonal changed. All tested and expected application and reactive species combinations are still covered by our Abcam product promise. However, we no longer test all applications. For more information on a specific batch, please contact our Scientific Support who will be happy to help.

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Immunogen, Storage buffer-pH: 7.4Preservative: 0.02% Sodium azideConstituents: PBS, 1% BSA, Shipped at conditions-Blue Ice, Appropriate short-term storage duration-1-2 weeks, Appropriate short-term storage conditions-+4°C, Appropriate long-term storage conditions--20°C, Aliquoting information-Upon delivery aliquot, Storage information-Avoid freeze / thaw cycle

Supplementary Information:
This supplementary information is collated from multiple sources and compiled automatically.
The Leptin Receptor commonly known as LEPR or OB-R is a protein that plays an important role in energy homeostasis and weight regulation. Mechanically it functions as a receptor for leptin the hormone predominantly produced by adipocytes. Leptin binding triggers activation of intracellular signaling pathways. The molecular weight of the Leptin Receptor can vary as it exists in several isoforms due to alternative splicing. It is prominently expressed in the hypothalamus and other tissues involved in energy regulation such as the liver and skeletal muscle.
Biological function summary
The Leptin Receptor acts as a gateway for leptin to exert its effects on the central nervous system and peripheral tissues. When leptin binds to LEPR it facilitates the formation of receptor complexes that engage downstream signaling molecules like STAT3 and MAPK. This results in regulation of appetite and energy expenditure. LEPR is not part of a complex with other receptors but it interacts with intracellular signaling proteins to mediate leptin's physiological effects.
Pathways
The Leptin Receptor is integral to the JAK-STAT signaling pathway and the MAPK pathway both of which are important in maintaining energy balance. LEPR activates JAK2 upon ligand binding leading to phosphorylation events that propagate the signal. It is closely associated with other proteins like SOCS3 which acts as a feedback inhibitor of leptin signaling playing a balancing role in the pathways mentioned.
The Leptin Receptor has significant associations with obesity and certain types of diabetes. LEPR mutations or deficiencies can lead to hyperphagia leading to severe obesity due to the disruption of normal leptin signaling. Additionally interactions between leptin and insulin signaling pathways can impact the development of Type 2 diabetes. In these conditions the Leptin Receptor often interacts with the insulin receptor highlighting its role in the complex network of metabolic regulation.