Cell Signaling Technology

Product Pathways - Neuroscience

β3-Tubulin (TU-20) Mouse mAb #4466

Applications Reactivity Sensitivity MW (kDa) Isotype
W IHC-P IF-F H M R Endogenous 55 Mouse IgG1

Applications Key:  W=Western Blotting  IHC-P=Immunohistochemistry (Paraffin)  IF-F=Immunofluorescence (Frozen)
Reactivity Key:  H=Human  M=Mouse  R=Rat
Species cross-reactivity is determined by Western blot.

Protocols

Specificity / Sensitivity

β3-Tubulin (TU-20) Mouse mAb detects endogenous levels of total β3-tubulin protein and does not cross-react with tubulin isoforms expressed in non-neuronal cells. This clone is similar to TUJ1.

Source / Purification

Monoclonal antibody is produced by immunizing animals with a synthetic peptide corresponding to the carboxy terminus of human β3-tubulin protein.

Western Blotting

Western Blotting

Western blot analysis of extracts from fetal rat and neonatal mouse brain using β3-Tubulin (TU-20) Mouse mAb.

IHC-P (paraffin)

IHC-P (paraffin)

Immunohistochemical analysis of paraffin-embedded rat brain using beta3-Tubulin (TU-20) Mouse mAb.

IF-F

IF-F

Confocal immunofluorescent image of rat cerebellum labeled with β3-Tubulin (TU-20) Mouse mAb (green) and Neurofilament-L (C28E10) Rabbit mAb #2837 (red). Blue pseudocolor = DRAQ5® #4084 (fluorescent DNA dye).


Background

The cytoskeleton consists of three types of cytosolic fibers: microtubules, microfilaments (actin filaments), and intermediate filaments. Globular tubulin subunits comprise the microtubule building block, with α/β-tubulin heterodimers forming the tubulin subunit common to all eukaryotic cells. γ-tubulin is necessary to nucleate polymerization of tubulin subunits to form microtubule polymers. Many cell movements are mediated by microtubule action, including the beating of cilia and flagella, cytoplasmic transport of membrane vesicles, chromosome alignment during meiosis/mitosis, and nerve-cell axon migration. These movements result from competitive microtubule polymerization and depolymerization or through the actions of microtubule motor proteins (1).

  1. Westermann, S. and Weber, K. (2003) Nat. Rev. Mol. Cell Biol. 4, 938 -947.

Application References

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This product is intended for research purposes only. The product is not intended to be used for therapeutic or diagnostic purposes in humans or animals.

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