Recombinant CD20 Antibody (APC) - Primary antibody, specific to Human CD20

Cat. No.: Ab223973
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. 1 μL/test
Application
Flow Cytometry
Host species
Mouse
Reactive species
Human
Isotype
Mouse IgG2b
Clone Number
P54D40
Conjugation
APC
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10T
Ab223973-10T
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$49.90
25T
Ab223973-25T
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$93.90
100T
Ab223973-100T
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$203.90
Enter a quantity for the sizes you want to add.
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Why this grade

ExactAb™, Validated, Recombinant, 1 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.

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Literature proof

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

Overview

Recombinant CD20 Antibody, clone P54D40, could be used for Flow Cytometry.

Specifications

Product Name
Recombinant CD20 Antibody (APC) - Primary antibody, specific to Human CD20
Synonyms
APY antibody | ATOPY antibody | B lymphocyte antigen CD20 antibody | B Lymphocyte Cell Surface Antigen B1 antibody | B-lymphocyte antigen CD20 antibody | B-lymphocyte cell-surface antigen B1 antibody | B-lymphocyte surface antigen B1 antibody | B1 antibod
Specifications & Purity
ExactAb™, Validated, Recombinant, 1 μL/test
Biochemical and Physiological Mechanisms
B-lymphocyte-specific membrane protein that plays a role in the regulation of cellular calcium influx necessary for the development, differentiation, and activation of B-lymphocytes. Functions as a store-operated calcium (SOC) channel component promoting
Host species
Mouse
Specificity
Human CD20
Immunogen
Human 6.16c1.3 B cell line
Positive Control
Flow Cytometry: Human peripheral blood lymphocytes
Conjugation
APC
Excitation (nm)
Red Laser(633nm)
Emission(nm)
660nm
Ex/Em(nm)
Ex:650nm;Em:660nm
Grade
ExactAb™, Recombinant, Validated
Light Chain Type
kappa
Purification Method
Protein A purified
Concentration
1 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

Recombinant CD20 Antibody (APC) (Ab223973) - Flow Cytometry
Flow cytometry analysis of CD20 expression by human peripheral blood lymphocytes (right panel) compared to an isotype control (left panel). Cells were preincubated with Human Fc Receptor Blocking Solution (H1374078). The cells were then stained with Recombinant CD20 Antibody (APC) (Ab223973) at 1μL/test for 1 hour at 4°C. Left panel - Mouse IgG (APC) (Ab180309).

Recombinant CD20 Antibody (APC) (Ab223973) - Flow Cytometry
Flow cytometry analysis of CD20 expression by human peripheral blood lymphocytes (red) compared to an isotype control (blue). Cells were preincubated with Human Fc Receptor Blocking Solution (H1374078). The cells were then stained with Recombinant CD20 Antibody (APC) (Ab223973) at 1μL/test for 1 hour at 4°C. Blue - Mouse IgG (APC) (Ab180309). Black - Unlabelled control, cells without incubation with primary antibody.

Application
ApplicationDilution info
Flow Cytometry

1μl/Test

For flow cytometric staining, the suggested use of this reagent is 1 µL per million cells in 100 µL staining volume or 1 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)
MS4A1 Tclin B-lymphocyte antigen CD20 (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
ZJ25F0927850Certificate of AnalysisJul 13, 2026 Ab223973
ZJ25F0927851Certificate of AnalysisJul 13, 2026 Ab223973
ZJ25F0927852Certificate of AnalysisJul 13, 2026 Ab223973
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