Recombinant CD4 Antibody (AF700) - Primary antibody, specific to Mouse CD4

Cat. No.: Ab223918
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. 0.5mg/mL
Application
Flow Cytometry
Host species
Rat
Reactive species
Mouse
Isotype
Rat IgG2b
Clone Number
P48A42
Conjugation
AF700
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10μg
Ab223918-10μg
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$49.90
25μg
Ab223918-25μg
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$89.90
100μg
Ab223918-100μg
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.
🧪

Why this grade

Recombinant, ExactAb™, Validated, 0.5mg/mL ExactAb™,Recombinant,Validated for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

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.

📋

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 CD4 Antibody, clone P48A42, could be used for Flow Cytometry.

Specifications

Product Name
Recombinant CD4 Antibody (AF700) - Primary antibody, specific to Mouse CD4
Synonyms
CD_antigen: CD4 | CD4 antigen (p55) | CD4 antigen | CD4 molecule | CD4 receptor | CD4 | CD4mut | T-cell surface antigen T4/Leu-3 | T-cell surface glycoprotein CD4 | CD 4 antibody | CD4 (L3T4) antibody | CD4 antibody | CD4 antigen (p55) antibody | CD4 anti
Specifications & Purity
Recombinant, ExactAb™, Validated, 0.5mg/mL
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 II molecule:peptide co
Host species
Rat
Specificity
Mouse CD4
Immunogen
Mouse CTL clone V4
Positive Control
Flow Cytometry: C57BL/6 mouse splenocytes
Conjugation
AF700
Excitation (nm)
Red Laser(633nm)
Emission(nm)
719nm
Ex/Em(nm)
Ex:696nm;Em:719nm
Grade
ExactAb™, Recombinant, Validated
Light Chain Type
kappa
Purification Method
rotein A purified
Concentration
0.5mg/mL
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 CD4 Antibody (AF700) (Ab223918) - Flow Cytometry
Flow cytometry analysis of CD4 expression by C57BL/6 mouse splenocytes (right panel) compared to an isotype control (left panel). Cells were stained with Recombinant CD4 Antibody (AF700) (Ab223918) at 0.3μg/test for 1 hour at 4°C. Left panel - Rat IgG (AF700) (Ab190242).

Recombinant CD4 Antibody (AF700) (Ab223918) - Flow Cytometry
Flow cytometry analysis of CD4 expression by C57BL/6 mouse splenocytes (red) compared to an isotype control (blue). Cells were stained with Recombinant CD4 Antibody (AF700) (Ab223918) at 0.3μg/test for 1 hour at 4°C. Blue - Rat IgG (AF700) (Ab190242). Black - Unlabelled control, cells without incubation with primary antibody.

Application
ApplicationDilution info
Flow Cytometry

≤0.3 μg/test. For flow cytometric staining, the suggested use of this reagent is ≤0.3 μg per million cells in 100 µL staining volume.

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)
CD4 Tclin T-cell surface glycoprotein CD4 (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
ZJ25F0927054Certificate of AnalysisJul 14, 2026 Ab223918
ZJ25F0927055Certificate of AnalysisJul 14, 2026 Ab223918
ZJ25F0927056Certificate of AnalysisJul 14, 2026 Ab223918
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