Jackson Immuno Research Inc.
specializing in secondary antibodies and conjugates

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Alexa Fluor® 680 AffiniPure Fab Fragment Goat Anti-Mouse IgG2c, Fcγ fragment specific


Target: Mouse
Host: Goat
Antibody Format: Fab Fragment
Specificity: IgG2c, Fcγ fragment specific
Conjugate: Alexa Fluor® 680
Product Category: FabuLight™ - Affinity-Purified Fab Anti-Fc Fragment Specific Antibodies
Clonality: Polyclonal

FabuLights are suggested for labeling primary antibodies to be used in immunofluorescence or histochemical experiments. They are not recommended as a general blocking agent unless the γ or µ Fc region is to be targeted alone.

Code: 115-627-188

Unit:
0.5 mg
Price:
$231.00




Technical Info

Fab fragment antibodies are generated by papain digestion of whole IgG antibodies to remove the entire Fc portion, including the hinge region. These antibodies are monovalent, containing only a single antigen binding site. The molecular weight of Fab fragments is about 50 kDa.

Based on antigen-binding assay and/or ELISA, the antibody reacts with the Fc portion of mouse IgG2c but not with the Fab portion of mouse immunoglobulins. No antibody was detected against mouse IgM or against non-immunoglobulin serum proteins. The antibody may cross-react with other mouse IgG subclasses or with immunoglobulins from other species.
Physical State: Freeze-dried solid
Storage:

Store freeze-dried powder at 2-8°C. When ready to use, rehydrate with indicated volume of d. water and centrifuge if not clear. Product is stable for about 6 weeks at 2-8°C as an undiluted liquid. Prepare working dilution fresh each day. For extended storage after rehydration, add an equal volume of glycerol (ACS grade or better) for a final concentration of 50%, and store at -20°C as a liquid. Note: after the addition of glycerol, the concentration of protein and buffer salts is one-half of the original. Alternatively, aliquot and freeze the product at -70°C or below in the absence of glycerol. Avoid repeated freezing and thawing.
Expiration date: one year from date of rehydration. However, the expiration date may be extended if the product is stored according to the recommendation and the test results are acceptable for its intended use.


Purity: The antibody was purified from antisera by a combination of papain digestion and immunoaffinity chromatography using antigens coupled to agarose beads. Fc fragments and whole IgG molecules have been removed.
Buffer: 0.01M Sodium Phosphate, 0.25M NaCl, pH 7.6
Stabilizer: 15 mg/ml Bovine Serum Albumin (IgG-Free, Protease-Free)
Preservative: 0.05% Sodium Azide

Suggested Working Concentration or Dilution Range:

1:100 - 1:800 for sequential labeling applications.

To complex with primary antibody in solution, use 1:1 weight ratio of Fab:primary antibody (3:1 molar ratio). Vortex and incubate for 30 minutes at room temperature prior to use. Titrate complex to optimal dilution for assay.

Dilution factors are presented in the form of a range because the optimal dilution is a function of many factors, such as antigen density, permeability, etc. The actual dilution used must be determined empirically.

Alexa Fluor® 680

Amax: 684 Emax: 702nm

Alexa Fluor® 680 and Alexa Fluor® 790 conjugates are used for very sensitive Western blots, ELISAs, and multiplexing arrays. Alexa Fluor® 680 conjugates are excited with a peak around 684 nm and fluoresce with a peak around 702 nm. Alexa Fluor® 790 conjugates are excited with a peak around 792 nm and fluoresce at a peak around 803 nm. They are the best choice for highly sensitive single or double labeling with fluorescence imaged in a LI-COR Odyssey® imager.

This product is for IN VITRO RESEARCH USE ONLY. It is not a medical device and it is not intended for diagnostic or therapeutic purposes.

This product is provided under an agreement between Life Technologies Corporation and Jackson ImmunoResearch Laboratories, Inc, and the manufacture, use, sale or import of this product is sold pursuant to a license from Life Technologies Corporation for use of its fluorescent dye technology. The sale of this product is expressly conditioned on the buyer not using the product or its components (1) in manufacturing; (2) to provide a service, information, or data to an unaffiliated third party for payment; (3) for therapeutic, diagnostic or prophylactic purposes; (4) to resell, sell or otherwise transfer this product or its components to any third party, or for any other commercial purposes. For information on purchasing a license to this product for purposes other than research, contact Life Technologies Corporation, 5791 Van Allen Way, Carlsbad, CA 92008 or outlicensing@lifetech.com.

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