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Human Siglec-8 Alexa Fluor™ Plus 680-conjugated Antibody

R&D Systems, part of Bio-Techne | Catalog # FAB7975AFP680

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FAB7975AFP680-100UG
Conjugate
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Key Product Details

Species Reactivity

Human

Applications

Flow Cytometry, CyTOF-ready

Label

Alexa Fluor Plus 680 (Excitation = 687 nm, Emission = 704 nm)

Antibody Source

Monoclonal Mouse IgG1 Clone # 837535

Product Specifications

Immunogen

Mouse myeloma cell line NS0-derived recombinant human Siglec-8

Specificity

Detects human Siglec-8 in ELISAs. In direct ELISAs, no cross-reactivity with recombinant human Siglec-7, -9, or -14 is observed.

Clonality

Monoclonal

Host

Mouse

Isotype

IgG1

Applications

Application
Recommended Usage

CyTOF-ready

Optimal dilution of this antibody should be experimentally determined.

Flow Cytometry

Optimal dilution of this antibody should be experimentally determined.

Formulation, Preparation, and Storage

Formulation

Supplied 0.2 mg/mL in a saline solution containing BSA and Sodium Azide.

Shipping

The product is shipped with polar packs. Upon receipt, store it immediately at the temperature recommended below.

Stability & Storage

Protect from light. Do not freeze. 12 months from date of receipt, 2 to 8 °C as supplied

Background: Siglec-8

Siglec-8 (Sialic acid-binding Ig-like lectin 8), formerly called SAF-2 (sialoadhesin family member 2) and designated CD329, is a 75 kDa member of the inhibitory
CD33‑related SIGLEC family within the Ig superfamily of proteins. An alternately spliced 48 kDa short form lacks most of the intracellular domain, while another isoform lacks the second of three extracellular Ig domains, representing amino acids (aa) 152-245 of the 499 aa long form. Siglec-8 is expressed exclusively on eosinophils, mast cells, and weakly on basophils, and is a marker for eosinophil terminal differentiation. It specifically recognizes 6’ sulfated sialyl Lewis X carbohydrate structures. Engagement results in eosinophils apoptosis, or mast cell inhibition of degranulation. Eosinophil Siglec F is the mouse paralog of human Siglec-8, but shares <40% amino acid sequence identity.

Long Name

Sialic Acid Binding Ig-like Lectin 8

Alternate Names

SAF2, Siglec8, SIGLEC8L

Entrez Gene IDs

27181 (Human)

Gene Symbol

SIGLEC8

UniProt

Additional Siglec-8 Products

Product Documents

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot number in the search box below.

Note: Certificate of Analysis not available for kit components.

Product Specific Notices


This product is provided under an intellectual property license from Life Technologies Corporation. The transfer of this product is conditioned on the buyer using the purchased product solely in research conducted by the buyer, excluding contract research or any fee for service research, and the buyer must not (1) use this product or its components for (a) diagnostic, therapeutic or prophylactic purposes; (b) testing, analysis or screening services, or information in return for compensation on a per-test basis; or (c) manufacturing or quality assurance or quality control, and/or (2) sell or transfer this product or its components for resale, whether or not resold for use in research. For information on purchasing a license to this product for purposes other than as described above, contact Life Technologies Corporation, 5781 Van Allen Way, Carlsbad, CA 92008 USA or outlicensing@thermofisher.com.

For research use only

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