| Field | Specification |
|---|---|
| Mfr No | |
| Clonality | |
| Host | |
| Immunogen | E.coli-derived human SESN3 recombinant protein (Position: N13-H345) was used as the immunogen for the SESN3 antibody. |
| Isotype | |
| Product Type | |
| Purity | |
| Reactivity | |
| Storage | |
| Target | |
| UniProt # |
Overview
SESN3 Antibody / Sestrin 3 is a anti-SESN3 Rabbit antibody Polyclonal (rabbit origin) supplied in Lyophilized format. Recommended for workflows such as Western blot (WB), Immunocytochemistry (ICC), Immunofluorescence (IF), Flow cytometry (FACS), ELISA with listed reactivity in Human, Mouse, Rat.
Key elements and design rationale
- Target: SESN3
- Antibody details: Rabbit, Polyclonal (rabbit origin), isotype Rabbit IgG
- Format: Lyophilized
- Applications (as listed): WB, ICC/IF, FACS, ELISA
Biological background
Sestrin-3 functions as both an antioxidant and a signaling adaptor. It promotes activation of AMP-activated protein kinase (AMPK) and inhibits mechanistic target of rapamycin complex 1 (mTORC1), thereby promoting autophagy and metabolic homeostasis under nutrient stress. The SESN3 antibody enables detection of this adaptive protein across a range of tissues, including liver, muscle, adipose, and brain, where it contributes to maintaining glucose and lipid metabolism. Through these pathways, Sestrin-3 serves as a critical mediator of cellular recovery following oxidative or genotoxic stress.
In metabolic research, Sestrin-3 has gained prominence as a regulator of insulin sensitivity and lipid catabolism. Elevated SESN3 expression improves glucose tolerance and suppresses lipogenesis through AMPK activation. Conversely, its loss results in impaired energy metabolism and increased susceptibility to metabolic syndrome. The SESN3 antibody supports studies of these mechanisms by quantifying protein levels in metabolic tissues and cell lines subjected to nutrient deprivation or stress stimuli.
Sestrin-3 also contributes to antioxidant defense by reducing reactive oxygen species (ROS) accumulation and supporting regeneration of peroxiredoxins. These functions are critical in preventing oxidative stress�induced damage in aging, cardiovascular disease, and neurodegeneration. The SESN3 antibody allows detailed analysis of these processes and helps map signaling interactions with FOXO and p53 transcription factors that drive stress-response gene expression. Dysregulation of Sestrin-3 has been implicated in tumor progression, where its expression may modulate cell survival under metabolic stress conditions common in cancer microenvironments.
The SESN3 antibody performs effectively in western blotting, immunohistochemistry, and immunofluorescence. It provides clear cytoplasmic staining consistent with the localization of this stress-inducible regulator.
Research relevance and current trends
- Connecting protein-level changes to phenotype using orthogonal readouts (genetic perturbation, transcriptomics, imaging).
- Considering isoforms and post-translational regulation when interpreting protein-level changes.
- Comparing results across species and model systems with matched controls.
Common research applications
- Western blotting: compare relative abundance and activation-state changes across conditions.
- Immunofluorescence: visualize subcellular distribution and cell-to-cell heterogeneity.
- Flow cytometry: quantify target-positive populations and signal shifts at single-cell resolution.
- ELISA: support antibody-based quantification in assay formats where applicable.
Interpret changes in signal alongside appropriate controls and, when relevant, in parallel with total-protein or pathway readouts.
Notes for experimental interpretation
- Signal can reflect expression level, isoform composition, and post-translational state; interpret results in the context of your model system and stimuli.
- Species differences and sample matrices can influence epitope recognition; prioritize matched controls and orthogonal confirmation when feasible.
Antibody notes: Polyclonal antibodies recognize multiple epitopes, which can broaden the epitope footprint and may increase sensitivity in some contexts.
Customization & Add-ons: Can’t find the antibody you need—or require a custom format for your assay? We can help you source the best match or support custom antibody solutions for diverse research needs, including species and isotype selection, conjugations and labeling (e.g., HRP/AP, biotin, fluorophores), purification grade options (Protein A/G, affinity purified), formulation preferences (buffer selection, carrier-free, glycerol-free), custom concentrations and aliquoting, low-endotoxin options for cell-based work, and application-focused QC/validation support (project dependent). Click Talk to a Scientist to submit a request, email us at support@biohippo.com, or explore our Research Services for additional support—our team will follow up with feasibility details and next steps.
