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Anti-Calnexin - ER membrane marker antibody [AF18] (ab31290)

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Overview

Product name

Anti-Calnexin - ER membrane marker antibody [AF18]
See all Calnexin - ER membrane marker products (12) ...

Description

Mouse monoclonal [AF18] to Calnexin - ER membrane marker

Tested applications

ICC/IF, IP, WB, IHC-Pmore details

Cross reactivity

Reacts with

Mouse, Human

Immunogen

Focus cells (human hepatoma cell line)

Positive control

HeLa cells or Huh-7 cells.

Properties

Form

Liquid

Storage instructions

Store at +4°C short term (1-2 weeks). Aliquot and store at -20°C or -80°C. Avoid repeated freeze / thaw cycles.

Storage buffer

Preservative: 0.02% Sodium Azide
Constituents: PBS

Concentration

Concentration information loading...

Purity

IgG fraction

Clonality

Monoclonal

Clone number

AF18

Isotype

IgG1

  • Immunocytochemistry/ Immunofluorescence - Calnexin - ER membrane marker antibody [AF18] (ab31290)Immunocytochemistry/ Immunofluorescence - Calnexin - ER membrane marker antibody [AF18] (ab31290) image (enlarge)

  • Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Calnexin - ER membrane marker antibody [AF18] (ab31290)Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Calnexin - ER membrane marker antibody [AF18] (ab31290) image (enlarge)

Applications

Show applications key

Our Abpromise guarantee covers the use of ab31290 in the following tested applications.

The application notes include recommended starting dilutions; optimal dilutions/concentrations should be determined by the end user.

Application notes

IHC-P: Use at a concentration of 1 µg/ml. Perform heat mediated antigen retrieval before commencing with IHC staining protocol.
ICC/IF: Use at a concentration of 1 µg/ml.
IP: Use at an assay dependent dilution.
WB: Use at an assay dependent dilution. Detects a band of approximately 90 kDa (predicted molecular weight: 67 kDa).


Not yet tested in other applications.
Optimal dilutions/concentrations should be determined by the end user.

Target

Function

Calcium-binding protein that interacts with newly synthesized glycoproteins in the endoplasmic reticulum. It may act in assisting protein assembly and/or in the retention within the ER of unassembled protein subunits. It seems to play a major role in the quality control apparatus of the ER by the retention of incorrectly folded proteins.

Sequence similarities

Belongs to the calreticulin family.

Cellular localization

Endoplasmic reticulum membrane. Melanosome. Identified by mass spectrometry in melanosome fractions from stage I to stage IV.

Target information above from: UniProt accessionP27824 The UniProt Consortium
The Universal Protein Resource (UniProt) in 2010
Nucleic Acids Res. 38:D142-D148 (2010).

Information by UniProt

Alternative names

  • Calnexin antibody
  • CALX_HUMAN antibody
  • CANX antibody
  • CANX antibody
  • CNX antibody
  • CNX antibody
  • FLJ26570 antibody
  • Histocompatibility complex class I antigen binding protein p88 antibody
  • IP90 antibody
  • IP90 antibody
  • Major histocompatibility complex class I antigen-binding protein p88 antibody
  • MS952 antibody
  • P90 antibody
see all

Anti-Calnexin - ER membrane marker antibody [AF18] images:

  Immunocytochemistry/ Immunofluorescence - Calnexin - ER membrane marker antibody [AF18] (ab31290)

Immunocytochemistry/ Immunofluorescence - Calnexin - ER membrane marker antibody [AF18] (ab31290)

ICC/IF image of ab31290 stained human HeLa cells. The cells were PFA fixed (10 min) and incubated with the antibody (ab31290, 1µg/ml) for 1h at room temperature. The secondary antibody (green) was Alexa Fluor® 488 goat anti-mouse IgG (H+L) used at a 1/1000 dilution for 1h. Image-iTTM FX Signal Enhancer was used to quench autofluorescence.  5% BSA (in TBS-T) was used for all other blocking steps. DAPI was used to stain the cell nuclei (blue).  Alexa Fluor® 594 WGA was used to label plasma membranes (red).

  Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Calnexin - ER membrane marker antibody [AF18] (ab31290)

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Calnexin - ER membrane marker antibody [AF18] (ab31290)

IHC image of Calnexin staining in human liver carcinoma FFPE section, performed on a BondTM system using the standard protocol F. The section was pre-treated using heat mediated antigen retrieval with sodium citrate buffer (pH6, epitope retrieval solution 1) for 20 mins. The section was then incubated with ab31290, 1µg/ml, for 15 mins at room temperature and detected using an HRP conjugated compact polymer system. DAB was used as the chromogen. The section was then counterstained with haematoxylin and mounted with DPX.

References for Anti-Calnexin - ER membrane marker antibody [AF18] (ab31290)

This product has been referenced in:

See all 20 publications for this product

Publishing research using ab31290? Please let us know so that we can cite the reference in this datasheet

Please note: All products are "FOR RESEARCH USE ONLY AND ARE NOT INTENDED FOR DIAGNOSTIC OR THERAPEUTIC USE"