| Field | Specification |
|---|---|
| Mfr No | |
| Clonality | |
| Host | |
| Immunogen | E.coli-derived human FOXI1 recombinant protein (Position: M1-V378) was used as the immunogen for the FOXI1 antibody. |
| Isotype | |
| Product Type | |
| Purity | |
| Reactivity | |
| Storage | |
| Target | |
| UniProt # |
Overview
FOXI1 Antibody / Forkhead box protein I1 is a anti-FOXI1 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, Rat. Reported localization: Nucleolus, Vesicles.
Key elements and design rationale
- Target: FOXI1
- Antibody details: Rabbit, Polyclonal (rabbit origin), isotype Rabbit IgG
- Format: Lyophilized
- Applications (as listed): WB, ICC, IF, FACS, ELISA
Biological background
Structurally, FOXI1 contains a 110-amino acid forkhead domain that interacts with specific DNA motifs to modulate transcriptional activity. It functions as a transcriptional activator for genes expressed in intercalated cells of the distal nephron and cochlear epithelial cells. In the inner ear, FOXI1 contributes to endolymphatic ion transport and hearing development. In the kidney, loss of FOXI1 disrupts acid secretion, resulting in distal renal tubular acidosis (dRTA). Genetic mutations in FOXI1 have been linked to autosomal recessive dRTA and sensorineural hearing loss, demonstrating its dual role in renal and auditory physiology.
FOXI1 also participates in epithelial polarity regulation and may influence Wnt and Notch signaling pathways during organogenesis. Dysregulation of FOXI1 expression has been reported in certain cancers, where it may contribute to altered epithelial transport and cell differentiation. Functional studies suggest FOXI1 acts as a transcriptional regulator for ion transport proteins and can modulate developmental genes associated with morphogenesis of the ear and kidney.
Immunohistochemical staining using FOXI1 antibody reveals nuclear localization in renal intercalated cells, cochlear epithelium, and reproductive tissues. FOXI1 antibody from
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.
