• Product name
  • Description
    Rabbit polyclonal to GCET1
  • Tested applications
    Suitable for: IHC-P, WBmore details
  • Species reactivity
    Reacts with: Human
  • Immunogen

    Synthetic peptide from the central region of Human GCET1 (NP_783866.2), conjugated to KLH.

  • Positive control
    • MCF-7 cell lysate, Human lymph tissue



Our Abpromise guarantee covers the use of ab86673 in the following tested applications.

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

Application Abreviews Notes
IHC-P Use at an assay dependent concentration.
WB 1/100 - 1/500. Predicted molecular weight: 47 kDa.


  • Function
    Protease inhibitor that inhibits trypsin and trypsin-like serine proteases (in vitro). Inhibits plasmin and thrombin with lower efficiency (in vitro).
  • Tissue specificity
    Highly expressed in normal germinal center (GC) B-cells and GC B-cell-derived malignancies.
  • Sequence similarities
    Belongs to the serpin family.
  • Cellular localization
    Cytoplasm; Secreted and Membrane.
  • Information by UniProt
  • Database links
  • Alternative names
    • Centerin antibody
    • GCET1 antibody
    • Germinal center B cell expressed transcript 1 antibody
    • Germinal center B-cell-expressed transcript 1 protein antibody
    • Seprin A9 antibody
    • Serine proteinase inhibitor A11 antibody
    • Serpin A9 antibody
    • Serpin peptidase inhibitor clade A (alpha 1 antiproteinase antitrypsin) member 9 antibody
    • Serpin peptidase inhibitor clade A member 9 antibody
    • SERPINA11 antibody
    • SERPINA11b antibody
    • Serpina9 antibody
    • SPA9_HUMAN antibody
    see all


  • Anti-GCET1 antibody (ab86673) at 1/100 dilution + MCF7 cell lysate at 35 µg

    Predicted band size : 47 kDa
  • Formalin fixed and paraffin embedded Human lymph labelled with ab86673, which was preroxidase conjugated to the secondary antibody, followed by DAB staining.


ab86673 has not yet been referenced specifically in any publications.

Customer reviews and Q&As

According to our records, ab39256, ab63319, ab77258, ab86673, ab103674 was proving difficult to use in [APPL] and we were in contact in order to help resolve the issue.

Looking at our correspondence, it appears that we are awaiting more detail...

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Thank you for contacting us.

Unfortunately, we do not validate our antibodies on any automated system.

I hope this information is helpful to you. Please do not hesitate to contact us if you need any more advice or information.
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Thank you for your email.

We will look forward to receive the images. On the optimization note we strongly recommend to include the blocking step in protocol; please try 5%BSA or 5-10% normal serum for 1-2 hours at room temperature with specie...

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Thank you for your email. I am sorry to hear that you have been experiencing problems with this antibody.

I have read the details you have kindly provided and have following further questions for better understanding of the problem;


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Thank you very much for contacting us with your question.

Both of our GCET1 antibodies, Ab68889 and Ab86673, are research use only antibodies and are not approved for diagnostic usage.

I hope that this information will be useful, bu...

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