Interleukin 8 (IL-8), also named CXCL8, monocyte-derived neutrophil chemotactic factor (MDNCF), neutrophil-activating protein 1 (NAP-1), neutrophil-activating factor (NAF) and granulocyte chemotactic peptide (GCP), belongs to the Glu-Leu-Arg motif containing (ELR+) CXC chemokine family and has been designated CXCL8. IL-8 is a potent neutrophil chemoattractant that recruits neutrophils to sites of inflammation. IL-8 also activates neutrophil functions and promotes angiogenesis. The biological activites of IL-8 is mediated by two types of G protein-coupled chemokine receptors, CXCR1 and CXCR2 (1, 2). In normal tissues, IL-8 expression and secretion is barely detectable. Upon stimulation by a wide range of pro-inflammatory signals including exposure to IL-1, TNF, bacterial or viral products, IL-8 production is rapidly induced in many different cell types (3, 4). Feline IL-8 encodes a 101 amino acid (aa) precursor protein with a putative 22 aa signal peptide. It shares 61% and 76% aa sequence identity with human and canine IL-8, respectively.
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Key Product Details
Species Reactivity
Applications
Label
Antibody Source
Product Specifications
Immunogen
Ala23-Ala101
Accession # Q9XSX5.1
Specificity
Clonality
Host
Isotype
Endotoxin Level
Scientific Data Images for Feline IL-8/CXCL8 Antibody
Chemotaxis Induced by IL-8/CXCL8 and Neutral-ization by Feline IL-8/CXCL8 Antibody.
Recombinant Feline IL-8/CXCL8 (Catalog # 2277-FL) chemoattracts the BaF3 mouse pro-B cell line transfected with human CXCR2 in a dose-dependent manner (orange line). The amount of cells that migrated through to the lower chemotaxis chamber was measured by Resazurin (Catalog # AR002). Chemotaxis elicited by Recombinant Feline IL-8/CXCL8 (20 ng/mL) is neutralized (green line) by increasing concen-trations of Goat Anti-Feline IL-8/CXCL8 Antigen Affinity-purified Polyclonal Antibody (Catalog # AF2277). The ND50 is typically 0.1-0.4 µg/mL.IL-8/CXCL8 in Feline PBMCs.
IL-8/CXCL8 was detected in immersion fixed feline peripheral blood mononuclear cells (PBMCs) using Goat Anti-Feline IL-8/CXCL8 Antigen Affinity-purified Polyclonal Antibody (Catalog # AF2277) at 15 µg/mL for 3 hours at room temperature. Cells were stained using the NorthernLights™ 557-conjugated Anti-Goat IgG Secondary Antibody (red; Catalog # NL001) and counterstained with DAPI(blue). Specific staining was localized to cytoplasm. View our protocol for Fluorescent ICC Staining of Non-adherent Cells.Applications for Feline IL-8/CXCL8 Antibody
Immunocytochemistry
Sample: Immersion fixed feline peripheral blood mononuclear cells (PBMCs)
Western Blot
Sample: Recombinant Feline IL-8/CXCL8 (Catalog # 2277-FL)
Neutralization
Formulation, Preparation, and Storage
Purification
Reconstitution
Reconstitute at 0.2 mg/mL in sterile PBS. For liquid material, refer to CoA for concentration.
Formulation
Shipping
Stability & Storage
- 12 months from date of receipt, -20 to -70 °C as supplied.
- 1 month, 2 to 8 °C under sterile conditions after reconstitution.
- 6 months, -20 to -70 °C under sterile conditions after reconstitution.
Calculators
Background: IL-8/CXCL8
References
- Van Damme, J. et al. (1998) The Cytokine Handbook, A.W. Thomson, ed., Academic Press, NY p. 271.
- Heidemann, J. et al. (2003) J. Biol. Chem. 178:8508.
- Yang, M.P. et al. (2002) Vet. Immunol. Immunopathol. 86:43.
- Parhar, K. et al. (2003) Immunology 108:502.
Long Name
Alternate Names
Gene Symbol
UniProt
Additional IL-8/CXCL8 Products
Product Documents for Feline IL-8/CXCL8 Antibody
Certificate of Analysis
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Note: Certificate of Analysis not available for kit components.
Product Specific Notices for Feline IL-8/CXCL8 Antibody
For research use only
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Protocols
Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.
- Appropriate Fixation of IHC/ICC Samples
- Cellular Response to Hypoxia Protocols
- ClariTSA™ Fluorophore Kits
- Detection & Visualization of Antibody Binding
- ICC Cell Smear Protocol for Suspension Cells
- ICC Immunocytochemistry Protocol Videos
- ICC for Adherent Cells
- Immunocytochemistry (ICC) Protocol
- Immunocytochemistry Troubleshooting
- Immunofluorescence of Organoids Embedded in Cultrex Basement Membrane Extract
- Immunohistochemistry (IHC) and Immunocytochemistry (ICC) Protocols
- Preparing Samples for IHC/ICC Experiments
- Preventing Non-Specific Staining (Non-Specific Binding)
- Primary Antibody Selection & Optimization
- Protocol for VisUCyte™ HRP Polymer Detection Reagent
- Protocol for the Fluorescent ICC Staining of Cell Smears - Graphic
- Protocol for the Fluorescent ICC Staining of Cultured Cells on Coverslips - Graphic
- Protocol for the Preparation and Fluorescent ICC Staining of Cells on Coverslips
- Protocol for the Preparation and Fluorescent ICC Staining of Non-adherent Cells
- Protocol for the Preparation and Fluorescent ICC Staining of Stem Cells on Coverslips
- Protocol for the Preparation of a Cell Smear for Non-adherent Cell ICC - Graphic
- R&D Systems Quality Control Western Blot Protocol
- TUNEL and Active Caspase-3 Detection by IHC/ICC Protocol
- The Importance of IHC/ICC Controls
- Troubleshooting Guide: Western Blot Figures
- Western Blot Conditions
- Western Blot Protocol
- Western Blot Protocol for Cell Lysates
- Western Blot Troubleshooting
- Western Blot Troubleshooting Guide
- View all Protocols, Troubleshooting, Illustrated assays and Webinars