Recombinant CD8α Antibody (PE-Cy5) - Primary antibody, specific to Human CD8 alpha chain

Cat. No.: Ab223605
AVAILABLE TO ORDER
GRADE & PURITY Recombinant ? Recombinant — produced via recombinant expression for defined sequence and consistency. Use for reproducible, animal-free proteins of known origin. Validated ? Validated grade — performance confirmed in defined applications before release. Use when you want documented assurance the reagent works as stated. ExactAb™ ? ExactAb™ — Aladdin's antibody line emphasizing precision and validated quality. Use for reliable, specificity-validated antibody applications. 5 μL/test
Application
Flow Cytometry
Host species
Mouse
Reactive species
Human
Isotype
Mouse IgG1
Clone Number
P20A30
Conjugation
PE-Cy5
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10T
Ab223605-10T
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$133.90
25T
Ab223605-25T
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$247.90
100T
Ab223605-100T
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$543.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

Recombinant, ExactAb™, Validated, 5 μL/test ExactAb™,Recombinant,Validated for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at 2-8°C,Protected from light,Do not freeze Ships Wet ice,Do not freeze Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Recombinant CD8α Antibody, clone P20A30, could be used for Flow Cytometry.

Specifications

Product Name
Recombinant CD8α Antibody (PE-Cy5) - Primary antibody, specific to Human CD8 alpha chain
Synonyms
alpha polypeptide (p32) antibody | CD_antigen=CD8a antibody | CD8 antibody | CD8 antigen alpha polypeptide antibody | CD8 antigen alpha polypeptide (p32) antibody | CD8 antigen | CD8a antibody | CD8A antigen antibody | CD8A molecule antibody | CD8A_HUMAN
Specifications & Purity
Recombinant, ExactAb™, Validated, 5 μL/test
Biochemical and Physiological Mechanisms
Integral membrane glycoprotein that plays an essential role in the immune response and serves multiple functions in responses against both external and internal offenses. In T-cells, functions primarily as a coreceptor for MHC class I molecule:peptide com
Host species
Mouse
Specificity
Human CD8 alpha chain
Immunogen
Human CD8a
Positive Control
Flow Cytometry: Human peripheral blood lymphocytes
Conjugation
PE-Cy5
Excitation (nm)
Blue Laser(488nm), Green Laser(532nm), Yellow-Green Laser(561nm)
Emission(nm)
670nm
Ex/Em(nm)
Ex:565nm;Em:670nm
Grade
ExactAb™, Recombinant, Validated
Light Chain Type
kappa
Purification Method
Protein A purified
Concentration
5 μL/test
Storage and Shipping
Storage
Store at 2-8°C,Protected from light,Do not freeze
Shipped In
Wet ice,Do not freeze
Stability And Storage
The antibody solution should be stored undiluted between 2°C and 8°C, and protected from prolonged exposure to light. Do not freeze.
Images

ombinant CD8α Antibody (PE-Cy5) (Ab223605) - Flow Cytometry
Flow cytometry analysis of CD8α expression by human peripheral blood lymphocytes (right panel) compared to an isotype control (left panel). Cells were stained with Recombinant CD8α Antibody (PE-Cy5) (Ab223605) at 5μL/test for 1 hour at 4°C. Left panel - Mouse IgG (PE-Cy5) (Ab190078).

Recombinant CD8α Antibody (PE-Cy5) (Ab223605) - Flow Cytometry
Flow cytometry analysis of CD8α expression by human peripheral blood lymphocytes (red) compared to an isotype control (blue). Cells were stained with Recombinant CD8α Antibody (PE-Cy5) (Ab223605) at 5μL/test for 1 hour at 4°C. Blue - Mouse IgG (PE-Cy5) (Ab190078). Black - Unlabelled control, cells without incubation with primary antibody.

Application
ApplicationDilution info
Flow Cytometry

5 μL/test. For flow cytometric staining, the suggested use of this reagent is 5 µL per million cells in 100 µL staining volume or 5 µL per 100 µL of whole blood.

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Associated Targets(Human)
CD8A Tbio T-cell surface glycoprotein CD8 alpha chain (0 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

3 results found

Lot NumberCertificate TypeDateItem
ZJ25F0825543Certificate of AnalysisJun 22, 2026 Ab223605
ZJ25F0825544Certificate of AnalysisJun 22, 2026 Ab223605
ZJ25F0825545Certificate of AnalysisJun 22, 2026 Ab223605
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