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Email: info@nsjbio.com
- Tel: 858.663.9055
- Email: info@nsjbio.com
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IGFBP3 Antibody recognizes insulin-like growth factor-binding protein 3 (IGFBP3), a secreted member of the insulin-like growth factor-binding protein family. Also historically known as BP-53, IGFBP3 regulates the availability and activity of insulin-like growth factors, particularly IGF1 and IGF2. By binding IGFs with high affinity, IGFBP3 influences their transport, stability, interaction with IGF receptors, and subsequent effects on cellular proliferation, differentiation, survival, and apoptosis. IGFBP3 is broadly expressed and is also present in plasma.
A substantial proportion of circulating IGF is associated with IGFBP3. The protein can participate in a ternary complex containing an IGF and the acid-labile subunit (ALS), producing a complex of approximately 140-150 kDa. Formation of this complex helps regulate the distribution and availability of IGFs. IGFBP3 can therefore modulate IGF receptor signaling by controlling ligand access, while its biological activity is influenced by factors including protein interactions and proteolytic processing.
In addition to its classical role as an IGF carrier and regulator, IGFBP3 has been associated with IGF-independent biological effects. It can interact with proteins including TMEM219, LRP1, and RXRA and has been implicated in regulation of proliferation and apoptosis through mechanisms that do not depend solely on IGF sequestration. IGFBP3 can also localize to the nucleus, where interactions with transcriptional regulators provide another potential mechanism through which the protein can influence cellular responses. These diverse activities have made IGFBP3 an important subject in studies of growth regulation, metabolism, development, and cancer biology.
This monoclonal antibody is derived from clone IGFBP3/3424 and has been characterized by protein microarray analysis. Protein Microarray Validated status provides additional characterization of antibody-target recognition against a large panel of human proteins. NSJ Bioreagents supplies this reagent for research investigating IGFBP3 biology and insulin-like growth factor regulation. An IGFBP3 Antibody can be used to examine insulin-like growth factor-binding protein 3 expression in studies of growth factor signaling and cellular regulation.
Explore our Signal Transduction Antibodies page for additional antibodies targeting proteins involved in growth factor signaling and cellular regulatory pathways.
Optimal dilution of the IGFBP3 Antibody IGFBP3/3424 / BP-53 Antibody should be determined by the researcher.
Recombinant human full-length IGFBP3 protein was used as the immunogen for the IGFBP3 Antibody IGFBP3/3424.
Aliquot the IGFBP3 Antibody IGFBP3/3424 and store frozen at -20oC or colder. Avoid repeated freeze-thaw cycles.
IGFBP3 antibody, Insulin-like growth factor-binding protein 3 antibody, IGFBP-3 antibody, IGF-binding protein 3 antibody, IBP-3 antibody, IBP3 antibody, BP-53 antibody
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