| Cat# | Product Name | Price |
|---|---|---|
| Kit-0063 | AKT Activity Assay Kit | Inquiry |
| Kit-0064 | Akt kinase activity Kit | Inquiry |
| Kit-0065 | AKT total + Phospho S473 FLOW Kit | Inquiry |
| Kit-0066 | AKT/PKB Kinase (Human) Assay/Inhibitor Screening Kit | Inquiry |
| Kit-0067 | Akt1/PKBα Immunoprecipitation-Kinase Assay Kit | Inquiry |
AKT, also known as Protein Kinase B (PKB), is a critical protein kinase that plays a significant role in multiple cellular processes. As a serine/threonine kinase, AKT is involved in various signaling pathways that regulate cell growth, survival, proliferation, metabolism, and motility. Dysregulation of AKT activity has been implicated in numerous diseases such as cancer, diabetes, and cardiovascular conditions. Therefore, studying AKT activity and function becomes crucial in understanding these pathological conditions and developing potential therapeutic interventions.
The biological activity of AKT primarily involves phosphorylation and subsequent activation of downstream targets. AKT phosphorylates various substrates that control key cellular processes. One of the main substrates is glycogen synthase kinase 3 (GSK-3), which is involved in glycogen metabolism and cell survival. AKT phosphorylates and inhibits GSK-3, promoting cell survival and growth. Another crucial substrate is mammalian target of rapamycin (mTOR), which controls protein synthesis and cell growth. AKT activates mTOR by phosphorylating and inhibiting the tuberous sclerosis complex 2 (TSC2), allowing for proper regulation of cell growth.
Detecting AKT activity is essential for understanding its role in various signaling pathways. Several methods have been developed to measure AKT activity, including Western blotting, immunoprecipitation, and kinase activity assays. Western blotting allows the detection of phosphorylated AKT and its downstream targets. Immunoprecipitation involves pulling down AKT and its interacting partners to measure their activity or interactions. Kinase activity assays directly measure the catalytic activity of AKT by quantifying the transfer of phosphate groups to its substrates.
To detect AKT function, researchers commonly employ techniques such as gene knockdown (siRNA or shRNA), gene overexpression, and pharmacological inhibition. Gene knockdown silences the AKT gene expression, allowing researchers to observe the phenotypic effects resulting from the loss of AKT function. Gene overexpression, on the other hand, involves introducing an extra copy of the AKT gene, typically through transfection, to amplify AKT activity and study its effects. Pharmacological inhibitors are small molecules that specifically target AKT, inhibiting its function and allowing the study of its downstream consequences.
Several AKT activity/detection kits are available commercially, providing researchers with convenient and reliable tools. The AKT Kinase Assay Kit measures AKT activity through a non-radioactive ELISA-based method. This kit utilizes a specific antibody that recognizes the phosphorylated form of AKT substrates, enabling the quantification of AKT kinase activity in biological samples. Another popular kit is the AKT Pathway Activity Assay Kit, which measures the phosphorylation status of AKT and its downstream targets, including GSK-3β and PRAS40. This kit utilizes a bead-based flow cytometry method for high-throughput screening of AKT pathway activity.
Additionally, the AKT Signaling Pathway Antibody Sampler Kit provides a panel of antibodies that can be used for Western blot analysis to assess AKT activity and downstream signaling. It includes antibodies against p-AKT (Ser473), p-AKT (Thr308), p-GSK-3β (Ser9), and p-mTOR (Ser2448), allowing researchers to examine the phosphorylation status of these key proteins involved in AKT signaling. Other kits and assays are available on the market, offering a range of techniques suitable for different experimental needs.
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