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AB325308

Alpaca multiclonal [2F3 / 2E5] Anti-human IgG1/IgG4 antibody (Alexa Fluor® 647)

Alpaca multiclonal [2F3 / 2E5] Anti-human IgG1/IgG4 antibody (Alexa Fluor® 647)

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Alpaca multiclonal [2F3 / 2E5] Anti-human IgG1/IgG4 antibody (Alexa Fluor® 647)(ab325308) is a ready-to-go fluorescent camelid single-domain antibody (sdAb, nanobody, VHH) conjugate with maximum absorption wavelength of 650 nm and a maximum emission wavelength of 647 nm. Ideal for fluorescent cell and tissue imaging. Suitable for ICC/IF applications.

  • Quantitative and reliable readout in fluorescence-based analyses
  • Defined number of fluorophores enhance brightness of signals
  • Improved localization accuracy ideal for super resolution imaging
  • Designed to recognize conventional immunoglobulins with high isotype specificity

別名を表示する

Immunoglobulin gamma-1 heavy chain, Immunoglobulin gamma-1 heavy chain NIE

1 Images
Immunocytochemistry/ Immunofluorescence - Alpaca multiclonal [2F3 / 2E5] Anti-human IgG1/IgG4 antibody (Alexa Fluor® 647) (AB325308)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Alpaca multiclonal [2F3 / 2E5] Anti-human IgG1/IgG4 antibody (Alexa Fluor® 647) (AB325308)

Immunofluorescent analysis of 100% methanol-fixed, 0.1% TritonX-100 permeabilized, PBS washing, and blocked with 10% normal goat serum in PBS HeLa (human cervical cancer cells) cells labelling Actin with ab213251 at 1 : 400 (1.20 µg/ml) dilution, followed by ab325308 Alpaca multiclonal [2F3 / 2E5] Anti-human IgG1/IgG4 antibody (Alexa Fluor® 647) at 1/500 (0.15 µg/ml per sdAb) dilution (magenta).

Confocal image showing cytoplasmic staining in HeLa cells (shown in magenta). Nuclear DNA was labelled with DAPI (shown in blue).

Image was taken with a fluorescence microscope (Zeiss Axio Imager Z1).

Secondary antibody only control : Secondary antibody is ab325308 Alpaca multiclonal [2F3 / 2E5] Anti-human IgG1/IgG4 antibody (Alexa Fluor® 647) at 1/500 (0.15 µg/ml per sdAb) dilution.

Key facts

宿主種

Alpaca

ターゲット種

Human

ターゲットアイソタイプ

IgG1, IgG4

ターゲット特異性

Fc region

最小限の交差反応性
血清吸着処理済み

No

標識

Alexa Fluor® 647

励起波長/蛍光波長

Ex: 650nm, Em: 665nm

アプリケーション

ICC/IF

applications

クローン性

Multiclonal

クローン番号

2F3 / 2E5

アイソタイプ

IgG

免疫原

The exact immunogen used to generate this antibody is proprietary information.

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Reactivity", "Dilution Info", "Notes"] }, "values": { "ICC/IF": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"1/500", "notes":"<p></p>" } } }

製品の詳細

Together with their monovalent binding mode, the defined fluorophore conjugation of ab325308 results in a quantitative and reliable readout for several fluorescence-based applications.  It contains a defined number of fluorophores at known positions. In addition due to the small size the fluorophore displacement from the bound target protein is very low making ab325308 ideal for standard super resolution technologies.

Features:
- High affinity monovalent binding + two fluorophores per sdAb for brighter signals.
- Reagent is made from small-sized proteins. This ensures optimal access to the respective target protein, also in crowded environment or 3D samples.
In comparison to conventional secondary reagents the ab325308 nanobody has the following advantages:
- Small probes for enhanced staining speed and improved tissue penetration and higher resolution.
- Monoclonal tools with defined species  and isotype specificity.
- Recombinant production for reliable quality, scalability and reproducibility.
- Monovalent binding mode – Pre-incubation without clustering primary antibodies and therefore one-step indirect immunofluorescence possible.
- Enhanced binding allows one-step multi-colour staining and imaging even with primary antibodies from identical species and isotype (Multiplexing).
- Suitable for post-fixation and enhanced performance in demanding application (e.g., expansion microscopy, DNA-PAINT, dSTORM, etc.).

What are recombinant multiclonals?
Recombinant multiclonals are a mixture of recombinant antibodies co-expressed from a library of heavy and light chains. They offer several advantages including:

  • - The sensitivity of polyclonal antibodies by recognising multiple epitopes
  • - High batch-to-batch consistency and reproducibility
  • - Improved sensitivity and specificity
  • - Long-term security of supply
  • - Animal-free batch production

View our range of recombinant multiclonal antibodies.

Alexa Fluor® is a registered trademark of Molecular Probes, Inc, a Thermo Fisher Scientific Company. The Alexa Fluor® dye included in this product is provided under an intellectual property license from Life Technologies Corporation. As this product contains the Alexa Fluor® dye, the purchase of this product conveys to the buyer the non-transferable right to use the purchased product and components of the product only in research conducted by the buyer (whether the buyer is an academic or for-profit entity). As this product contains the Alexa Fluor® dye the sale of this product is expressly conditioned on the buyer not using the product or its components, or any materials made using the product or its components, in any activity to generate revenue, which may include, but is not limited to use of the product or its components: in manufacturing; (ii) to provide a service, information, or data in return for payment (iii) for therapeutic, diagnostic or prophylactic purposes; or (iv) for resale, regardless of whether they are sold for use in research. For information on purchasing a license to this product for purposes other than research, contact Life Technologies Corporation, 5781 Van Allen Way, Carlsbad, CA 92008 USA or outlicensing@thermofisher.com.

出荷温度及び保存条件

製品の状態
Liquid
精製方法
Size-exclusion chromatography
バッファー組成
Constituents: PBS, 50% Glycerol (glycerin, glycerine)
出荷温度
Blue Ice
短期保存期間
1 month
短期保存温度
-20°C
長期保存温度
-80°C
分注に関する情報
Upon delivery aliquot
保管に関する情報
Avoid freeze / thaw cycle

製品プロトコール

ターゲットの情報

Immunoglobulins, also known as antibodies, are membrane-bound or secreted glycoproteins produced by B lymphocytes. In the recognition phase of humoral immunity, the membrane-bound immunoglobulins serve as receptors which, upon binding of a specific antigen, trigger the clonal expansion and differentiation of B lymphocytes into immunoglobulins-secreting plasma cells. Secreted immunoglobulins mediate the effector phase of humoral immunity, which results in the elimination of bound antigens (PubMed : 20176268, PubMed : 22158414, PubMed : 24626930, PubMed : 29449492). The antigen binding site is formed by the variable domain of one heavy chain, together with that of its associated light chain. Thus, each immunoglobulin has two antigen binding sites with remarkable affinity for a particular antigen. The variable domains are assembled by a process called V-(D)-J rearrangement and can then be subjected to somatic hypermutations which, after exposure to antigen and selection, allow affinity maturation for a particular antigen (PubMed : 17576170, PubMed : 20176268).
See full target information IGG1_HUMAN
websiteProtocolBooklet
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