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Key Documents

ZRB1759

Sigma-Aldrich

Anti-CD4 Antibody, clone 2G19 ZooMAb® Rabbit Monoclonal

enhanced validation
greener alternative

recombinant, expressed in HEK 293 cells

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About This Item

分類程式碼代碼:
12352203
NACRES:
NA.43

生物源

rabbit

品質等級

重組細胞

expressed in HEK 293 cells

共軛

unconjugated

抗體表格

purified antibody

抗體產品種類

primary antibodies

無性繁殖

2G19, monoclonal
recombinant monoclonal

產品線

ZooMAb® learn more

形狀

lyophilized

分子量

calculated mol wt ~51.11 kDa
observed mol wt ~51 kDa

物種活性

human

物種活性(以同源性預測)

monkey

包裝

antibody small pack of 25 μL

環保替代產品特色

Waste Prevention
Designing Safer Chemicals
Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

加強驗證

recombinant expression
Learn more about Antibody Enhanced Validation

sustainability

Greener Alternative Product

技術

affinity binding assay: suitable
flow cytometry: suitable
immunocytochemistry: suitable
immunohistochemistry (formalin-fixed, paraffin-embedded sections): suitable
western blot: suitable

同型

IgG

UniProt登錄號

環保替代類別

運輸包裝

ambient

儲存溫度

2-8°C

目標翻譯後修改

unmodified

一般說明

We are committed to bringing you greener alternative products, which adhere to one or more of The 12 Principles of Green Chemistry.This antibody is Preservative-free, produced without the harm or sacrifice of animals and exceptionally stable to allow for ambient shipping and storage if needed and thus aligns with "Waste Prevention", "Designing Safer Chemicals" and "Design for Energy Efficiency". Click here for more information.
ZooMAb antibodies represent an entirely new generation of recombinant monoclonal antibodies.

Each ZooMAb antibody is manufactured using our proprietary recombinant expression system, purified to homogeneity, and precisely dispensed to produce robust and highly reproducible lot-to-lot consistency. Only top-performing clones are released for use by researchers. Each antibody is validated for high specificity and affinity across multiple applications, including its most commonly used application. ZooMAb antibodies are reliably available and ready to ship when you need them.

特異性

Clone 2G19 is a ZooMAb® rabbit recombinant monoclonal antibody that specifically detects CD4. It targets an epitope within 18 amino acids from the N-terminal, extracellular domain.

免疫原

KLH-conjugated linear peptide corresponding to 18 amino acids from the N-terminal, extracellular domain of human CD4.

應用

Quality Control Testing

Evaluated by Western Blotting in HL-60 cell lysate.

Western Blotting Analysis: A 1:1,000 dilution of this antibody detected CD4 in HL-60 cell lysate.

Tested Applications

Western Blotting Analysis: A 1:1,000 dilution from a representative lot detected CD4 in THP-1 cell lysate.

Flow Cytometry Analysis: 0.1 μg from a representative lot detected CD4 in one million THP-1 cells.

Affinity Binding Assay: A representative lot of this antibody bound CD4 peptides with a KD of 4.5 x 10-8 in an affinity binding assay.

Immunohistochemistry (Paraffin) Analysis: A 1:100 dilution from a representative lot detected CD4 in human spleen and human colon tissue sections.

Immunocytochemistry Analysis: A 1:100 dilution from a representative lot detected CD4 in THP-1 cells.

Note: Actual optimal working dilutions must be determined by end user as specimens, and experimental conditions may vary with the end user
Anti-CD4, clone 2G19 ZooMAb®, Cat. No. ZRB1759, is a recombinant Rabbit monoclonal antibody that targets CD4 and has been tested in Affinity Binding Assay, Flow Cytometry, Immunocytochemistry, Immunohistochemistry (Paraffin), and Western Blotting.

標靶描述

T-cell surface glycoprotein CD4 (UniProt: P01730; also known as T-cell surface antigen T4/Leu-3, CD4) is encoded by the CD4 gene (Gene ID: 920) in human. CD4 is a single-pass type I membrane glycoprotein that is highly expressed in T-helper cells and is also found in macrophages, dendritic cells, and NK cells. CD4 is synthesized with a signal peptide (a 1-25), which is subsequently cleaved off to generate the mature form that has an extracellular domain (aa 26-396), a transmembrane domain (aa 397-418), and a cytoplasmic domain (aa 419-458). It has three Ig-like C2-type and one Ig-like V-type domain. CD4 plays an essential role in the immune response and serves multiple functions in response against both external and internal offenses. In T-cells, it functions primarily as a coreceptor for MHC class II molecule:peptide complex. It interacts simultaneously with the T-cell receptor (TCR) and the MHC class II presented by antigen presenting cells and recruits the Src kinase LCK to the vicinity of the TCR-CD3 complex. The LCK can then initiate different intracellular signaling events by phosphorylating various substrates, which lead to lymphokine production, motility, adhesion and activation of T-helper cells. CD4 is also reported to participates in the development of T-helper cells in the thymus and trigger the differentiation of monocytes into functional mature macrophages. CD4 also serves a primary receptor for human immunodeficiency virus-1 (HIV-1). It is removed from plasma membrane by Nef protein of HIV-1, which increases clathrin-dependent endocytosis and lysosomal degradation of CD4. This ZooMAb® recombinant monoclonal antibody, generated by our propriety technology, offers significantly enhanced specificity, affinity, reproducibility, and stability over conventional monoclonals.

外觀

Purified recombinant mouse monoclonal antibody IgG, lyophilized in PBS, 5% Trehalose, normal appearance a coarse or translucent resin. Contains no biocide or preservatives, such as azide, or any animal by-products. Larger pack sizes provided as multiples of 25 μL.

重構

300 μg/mL after reconstitution at 25 μL per vial. Please refer to guidance on suggested starting dilutions and/or titers per application and sample type.

儲存和穩定性

Recommend storage of lyophilized product at 2-8°C; Before reconstitution, micro-centrifuge vials briefly to spin down material to bottom of the vial; Reconstitute each vial by adding 25 μL of filtered lab grade water or PBS; Reconstituted antibodies can be stored at 2-8°C, or -20°C for long term storage. Avoid repeated freeze-thaws.

法律資訊

ZooMAb is a registered trademark of Merck KGaA, Darmstadt, Germany

免責聲明

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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