Overview

The Quick Western Kit — IRDye® 680RD provides a universal detection reagent that can be combined with the primary antibody incubation step, eliminating the need for a secondary antibody incubation step.

This reduces the overall time to complete a Western blot and provides the advantages of near infrared fluorescence detection.

Saves Time (View Workflow)

  • Does not require a separate primary antibody labeling step, saving time and antibody
  • Faster method of detection compared to the traditional 2-step method, which can take up to 4 hours
  • Reduces the total Western blot procedure by at least 1.5 hours

Convenient

  • Eliminates the use of labeled secondary antibodies and associated washes
  • Eliminates the need to purchase multiple secondary antibodies
  • Quick, quantitative solution

Universal Detection

  • Works with a variety of primary antibodies (see list below)
  • Has been shown to recognize primary antibodies to recombinant tagged proteins (i.e. 6X His, Myc, FLAG, etc.)

IRDye 680RD Detection Reagent is known
to have high specificity for IgG from:

  • Human
  • Mouse
  • Rabbit
  • Guinea Pig
  • Goat
  • Sheep
  • Pig
  • Cow
  • Cat
  • Dog
  • Donkey
  • The IRDye 680RD Detection Reagent does not work with chicken

The Detection Reagent has been specifically tested and qualified for Western blot applications. If additional specificity and/or affinity are required, please use IRDye secondary antibodies for detection.

Product

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[Above] Two-fold dilutions of NIH/3T3 lysate (20 µg - 2 ng) were resolved on 10% Bis-Tris reducing gel and transferred to Odyssey® Nitrocellulose. The Quick Western Kit protocol was followed and the membrane was probed with anti-p38 Rabbit Antibody (CST; 1:1000) and IRDye 680RD Detection Reagent (1:1000) for 1 hour. The image was collected on the Odyssey CLx.



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[Above] Two-fold dilutions of crude lysate containing an overexpressed 6X-His tagged DNA polymerase was loaded in Lanes 3-7. A Histag molecular weight marker (Invitrogen) was loaded in Lanes 1 & 9. The nitrocellulose membrane was blocked with Odyssey® Blocking Buffer and probed with anti-His Tag Rabbit Polyclonal Antibody (GenScript; 1:500) and IRDye 680RD Detection Reagent (1:1000) for 1 hour. The image was collected on the Odyssey CLx.

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