Abcam, ab17935, Anti-Bim (phospho S65) antibody

Size: 50µL
Rabbit Polyclonal Bim phospho S65 antibody. Suitable for WB and reacts with Synthetic peptide - Rat samples. Cited in 7 publications.
Key facts
Host species:Rabbit,
Clonality:Polyclonal,
Isotype:IgG,
Carrier free:No,
Applications: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.

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Immunogen, Purification notes-Purified from rabbit serum by sequential epitope-specific chromatography. The antibody has been negatively preadsorbed using a non-phosphopeptide corresponding to the site of phosphorylation to remove antibody that is reactive with non-phosphorylated Bim. The final product is generated by affinity chromatography using a Bim-derived peptide that is phosphorylated at serine 65 (serine 69 in the human sequence)., Storage buffer-pH: 7.3Preservative: 0.05% Sodium azideConstituents: 50% Glycerol (glycerin, glycerine), 1% BSA, Shipped at conditions-Blue Ice, 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.
Bim also known as Bcl-2-interacting mediator of cell death is an important pro-apoptotic protein within the Bcl-2 family. It has a molecular weight of approximately 23 kDa. Bim is expressed in various tissues including the immune system nervous system and lymphoid tissues. It exists in multiple isoforms such as BimEL BimL and BimS due to alternative splicing. Bim's interaction with cellular membranes allows it to regulate apoptotic processes through mitochondrial pathways effectively.
Biological function summary
Bim regulates apoptosis by binding to pro-survival proteins like Bcl-2 and Bcl-xL releasing pro-apoptotic factors from mitochondria and activating caspases. Bim acts as part of the apoptosome complex and influences cell death regulation significantly. By promoting cytochrome c release from mitochondria Bim initiates a cascade of events leading to cell apoptosis. This regulation is vital in maintaining the balance between cell survival and death necessary for normal development and tissue homeostasis.
Pathways
Bim plays a critical role in the intrinsic apoptotic pathway. This pathway involves mitochondrial outer membrane permeabilization where Bim interacts with several Bcl-2 family proteins such as Bax and Bak to induce apoptosis. The modulation of Bim expression and activity is influenced by growth factor signaling pathways such as the PI3K-Akt pathway which affects Bim phosphorylation leading to its inactivation and subsequent degradation. Therefore Bim acts as an important node linking survival signals and apoptotic machinery.
Bim dysregulation has been implicated in conditions like cancer and autoimmune diseases. In certain cancers reduced Bim expression can result in unchecked cell proliferation and resistance to apoptosis. Conversely in autoimmune disorders overactivity of Bim may lead to excessive immune cell apoptosis contributing to disease pathogenesis. Bim's interactions with proteins like Bcl-2 and Bcl-xL are significant in cancer therapy as targeting these interactions can help overcome resistance to apoptosis in cancer cells improving treatment outcomes.