Cell Signaling Technology

Product Pathways - Neuroscience

Synapsin Antibody #2312

Applications Reactivity Sensitivity MW (kDa) Source
W IF-F M R (H) Endogenous 77 in mouse brain homogenate. Rabbit

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

Specificity / Sensitivity

Synapsin Antibody detects endogenous levels of total synapsin protein. This antibody is expected to recognize all synapsin isoforms.

Source / Purification

Polyclonal antibodies are produced by immunizing rabbits with a synthetic peptide (KLH-coupled) corresponding to residues surrounding Ser9 of human synapsin I. Antibodies are purified by protein A and peptide affinity chromatography.

Western Blotting

Western Blotting

Western blot analysis of mouse brain homogenates, untreated or phosphatase-treated, using Phospho-Synapsin (Ser9) Antibody #2311 (upper) or Synapsin Antibody (lower).

IF-F

IF-F

Confocal microscopic image of mouse retina labeled with Synapsin Antibody (red) and CREB (86B10) Mouse mAb #9104 (green). Blue pseudeocolor stain = DRAQ5® (fluorescent DNA dye).

Background

Synapsins, a group of at least five related members (synapsins Ia, Ib, IIa, IIb and IIIa), are abundant brain proteins essential for regulating neurotransmitter release (1,2). All synapsins contain a short amino-terminal domain that is highly conserved and phosphorylated by PKA or CaM kinase I (1). Phosphorylation of synapsin amino-terminal domain at serine 9 inhibits its binding to phospholipids and dissociates synapsins from synaptic vesicles (2).

  1. Greengard, P. (1987) Mol. Neurobiol. 1, 81-119.
  2. Hosaka, M. et al. (1999) Neuron 24, 377-387.

Application References

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Companion Products

This product is for in vitro research use only and is not intended for use in humans or animals. This product is not intended for use as therapeutic or in diagnostic procedures.

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