Pinatuzumab (anti-CD22) - Primary antibody, for ELISA,Functional Assay,Flow cytometry,Kinetics (BLI),Kinetics (SPR) various applications, specific to CD22, >95%, Human IgG1

CAS: 1639820-81-7 Cat. No.: Ab170658
AVAILABLE TO ORDER
GRADE & PURITY Animal Free ? Animal-free — produced without animal-derived components to reduce contamination risk. Use in biomanufacturing and culture avoiding animal-origin material. Carrier Free ? Carrier-free — supplied without added carrier protein/stabilizer. Use when carriers (e.g. BSA) would interfere with conjugation or sensitive assays. 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. Low Endotoxin ? Low-endotoxin grade — endotoxin reduced to low controlled levels. Use in sensitive biological work where high endotoxin would interfere. Azide Free ? Azide-free — without sodium azide preservative. Use in conjugations, cell work, or assays where azide is toxic or inhibitory. ≥95%(SDS-PAGE&SEC-HPLC) See COA
Application
Animal Model, ELISA, Flow Cytometry, Functional Assay
Host species
Human
Reactive species
Cynomolgus monkey, Human
Isotype
Human IgG1
Conjugation
Unconjugated
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100μg
Ab170658-100μg
10
$133.90
1mg
Ab170658-1mg
4
$663.90
5mg
Ab170658-5mg
1
$1,999.90
10mg
Ab170658-10mg
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$3,199.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

Carrier Free, Recombinant, ExactAb™, Low Endotoxin, Azide Free, Validated, Animal Free, ≥95%(SDS-PAGE&SEC-HPLC), See COA Animal Free,Azide Free,Carrier Free,ExactAb™,Low Endotoxin,Recombinant,Validated for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -80°C,Avoid repeated freezing and thawing Ships Dry ice packs + Cold packs 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

Pinatuzumab (anti-CD22) is a CD22 monoclonal antibody. Pinatuzumab targets the cell-surface antigen CD22. Pinatuzumab can be used for synthesis of antibody agent conjugates (ADCs) to research several diseases including non-Hodgkin lymphoma (NHL).
Purity
≥95% (SDS-PAGE&SEC)
Endotoxin Level
≤1.0EU/mg

Specifications

Product Name
Pinatuzumab (anti-CD22) - Primary antibody, for ELISA,Functional Assay,Flow cytometry,Kinetics (BLI),Kinetics (SPR) various applications, specific to CD22, >95%, Human IgG1
Synonyms
Anti-Siglec-2 / CD22 Reference Antibody (pinatuzumab) | Pinatuzumab | B cell receptor CD22 precursor antibody | B lymphocyte cell adhesion molecule antibody | B-cell receptor CD22 antibody | B-lymphocyte cell adhesion molecule antibody | BL CAM antibody |
Specifications & Purity
Carrier Free, Recombinant, ExactAb™, Low Endotoxin, Azide Free, Validated, Animal Free, ≥95%(SDS-PAGE&SEC-HPLC), See COA
Host species
Human
Specificity
CD22
Application
ELISA, Functional Assay, Flow cytometry, Kinetics (BLI), Kinetics (SPR)
Conjugation
Unconjugated
Grade
Animal Free, Azide Free, Carrier Free, ExactAb™, Low Endotoxin, Recombinant, Validated
Action Type
INHIBITOR
Antibody Type
Primary antibody
Clonality
Recombinant
Isotype
Human IgG1
Light Chain Type
kappa
SDS-PAGE
147 kDa
Purification Method
Protein A purified
Purity
>95%
Source
CHO supernatant
Concentration
See COA
CAS
1639820-81-7
Storage and Shipping
Shape
Liquid
Storage
Store at -80°C,Avoid repeated freezing and thawing
Shipped In
Dry ice packs + Cold packs
Stability And Storage
Store at -80℃ for 24 months. Upon receipt, it is recommended to aliquot. Avoid freeze/thaw cycle.
Images

Pinatuzumab (anti-CD22) (Ab170658) - Flow Cytometry
Flow Cytometry analysis of human peripheral blood lymphocytes labelling CD22 with Pinatuzumab (anti-CD22) (Ab170658) conjugated with biotin (right panel) compared with Human IgG (Biotin) (Ab180314) - Isotype Control (left panel) and detected with SA-PE (rp156150).

Pinatuzumab (anti-CD22) (Ab170658) - Flow Cytometry
Flow Cytometry analysis of human peripheral blood lymphocytes labelling CD22 (red) with Pinatuzumab (anti-CD22) (Ab170658) conjugated with biotin and detected with SA-PE (rp156150). Blue - Isotype control, Human IgG (Biotin) (Ab180314). Black - Unlabelled control, cells without incubation with primary antibody.

Pinatuzumab (anti-CD22) (Ab170658) - Flow Cytometry
Flow Cytometry analysis of Ramos cells labelling CD22 (red) with Pinatuzumab (anti-CD22) (Ab170658). Goat Anti-Human IgG (PE) (Ab175838) at a dilution of 1/1000 was used as the secondary antibody. Blue - Isotype control, human IgG (Ab170213). Black - Unlabelled control, cells without incubation with primary antibody.

Pinatuzumab (anti-CD22) (Ab170658) - Flow Cytometry
Flow Cytometry analysis of Raji cells labelling CD22 (red) with Pinatuzumab (anti-CD22) (Ab170658). Goat Anti-Human IgG (PE) (Ab175838) at a dilution of 1/1000 was used as the secondary antibody. Blue - Isotype control, human IgG (Ab170213). Black - Unlabelled control, cells without incubation with primary antibody.

Pinatuzumab (anti-CD22) (Ab170658) - ELISA
Immobilized Recombinant Human Siglec-2/CD22 protein (rp169575) at 1.0 μg/mL can bind Pinatuzumab (anti-CD22) (Ab170658) with the EC ₅₀  of 61.07 ng/mL.

Pinatuzumab (anti-CD22) (Ab170658) - SEC
The purity of Pinatuzumab (anti-CD22) (Ab170658) is more than 95% verified by HPLC.

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)
CD22 Tclin B-cell receptor CD22 (0 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
Mechanisms of Action
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
ZJ24F0606884Certificate of AnalysisApr 16, 2026 Ab170658
ZJ24F0606885Certificate of AnalysisApr 16, 2026 Ab170658
ZJ24F0606886Certificate of AnalysisApr 16, 2026 Ab170658
Solution Calculators
Reviews

Customer Reviews

Need help choosing the grade?

Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.

View Animal Free grade guide → View Carrier Free grade guide → View Recombinant grade guide → View Validated grade guide → View ExactAb™ grade guide → View Low Endotoxin grade guide → View Azide Free grade guide →

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