Anti-CEACAM1 antibody [YTH71.3] (ab104450)


  • Product name
    Anti-CEACAM1 antibody [YTH71.3]
    See all CEACAM1 primary antibodies
  • Description
    Rat monoclonal [YTH71.3] to CEACAM1
  • Specificity
    Recognizes Human CEACAM1. CEACAM1 is expressed by Human neutrophils and cells in some cases of colon carcinoma. Reacts with transfectants containing BGPa, NCA and CGM1a which are CEA subfamily members.
  • Tested applications
    Suitable for: IHC-P, IHC-Fr, Flow Cytmore details
  • Species reactivity
    Reacts with: Human
    Predicted to work with: Monkey
  • Immunogen

    ab104450 was raised against Human lymphocytes.

  • Positive control
    • Human Colon, Human Liver


  • Form
  • Storage instructions
    Shipped at 4°C. Store at +4°C short term (1-2 weeks). Store at -20°C or -80°C. Avoid freeze / thaw cycle.
  • Storage buffer
    Preservative: 0.09% Sodium Azide
    Constituents: PBS, pH 7.4
  • Concentration information loading...
  • Purity
    Protein G purified
  • Clonality
  • Clone number
  • Isotype
  • Research areas


Our Abpromise guarantee covers the use of ab104450 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 a concentration of 10 µg/ml. Perform heat mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.
IHC-Fr Use at an assay dependent concentration.
Flow Cyt Use at an assay dependent concentration. ab18450-Rat monoclonal IgG2a, is suitable for use as an isotype control with this antibody.


  • Sequence similarities
    Belongs to the immunoglobulin superfamily. CEA family.
    Contains 3 Ig-like C2-type (immunoglobulin-like) domains.
    Contains 1 Ig-like V-type (immunoglobulin-like) domain.
  • Cellular localization
    Secreted; Cell membrane and Cell membrane. Localizes to sites of cell-cell contact.
  • Information by UniProt
  • Database links
  • Form
    There are 11 isoforms produced by alternative splicing. Isoform 1 = BGPa; CEACAM1-4L; TM1-CEA; Isoform 2 = BGPg; CEACAM1-4C1; Isoform 3 = BGPh; CEACAM1-3; Isoform 4 = BGPi; CEACAM1-3C2; Isoform 5 = BGPy; CEACAM1-3AL; Isoform 6 = BGPb; CEACAM1-3L; TM2-CEA; Isoform 7 = BGPx; CEACAM1-1L; Isoform 8 = BGPc; CEACAM1-4S; TM3-CEA; Isoform 9 = BGPz; CEACAM1-3AS and Isoform 11 = BGPd; CEACAM1-3S.
  • Alternative names
    • Antigen CD66 antibody
    • BGP 1 antibody
    • BGP antibody
    • BGP-1 antibody
    • BGPI antibody
    • Biliary glycoprotein 1 antibody
    • Biliary glycoprotein adhesion molecule antibody
    • Biliary glycoprotein antibody
    • Carcinoembryonic antigen related cell adhesion molecule 1 antibody
    • carcinoembryonic antigen-related cell adhesion molecule 1 (biliary glycoprotein) antibody
    • Carcinoembryonic antigen-related cell adhesion molecule 1 antibody
    • CD66a antibody
    • CD66a antigen antibody
    • CEACAM1 antibody
    • CEAM1_HUMAN antibody
    • meconium antigen 100 antibody
    see all

Anti-CEACAM1 antibody [YTH71.3] images

  • Human Colon (formalin-fixed, paraffin-embedded) stained with ab104450 at 10 ug/ml followed by biotinylated secondary antibody, alkaline phosphatase-streptavidin and chromogen.
  • Human Liver (formalin-fixed, paraffin-embedded) stained with ab104450 at 10 ug/ml followed by biotinylated secondary antibody, alkaline phosphatase-streptavidin and chromogen.

References for Anti-CEACAM1 antibody [YTH71.3] (ab104450)

ab104450 has not yet been referenced specifically in any publications.

Product Wall

Abcam has not validated the combination of species/application used in this Abreview.
Western blot
Mouse Serum (mouse serum (with pancreatic tumor development))
Loading amount
50 µg
mouse serum (with pancreatic tumor development)
Gel Running Conditions
Reduced Denaturing (10%)
Blocking step
Milk as blocking agent for 30 minute(s) · Concentration: 4% · Temperature: 25°C

Abcam user community

Verified customer

Submitted May 24 2012

Thank you for contacting us.

Neither antibody has been tested for reactivity with rabbit CEACAM1, and the epitopes each antibody recognizes have not been mapped, so it is difficult to predict cross-reactivity with rabbit. If I needed to choo...

Read More

Thank you for your inquiry. I was liaising with the laboratories to find out more about our pan-CEACAM- and CEACAM1-antibodies. Unfortunately, it turned out that we do not have any suitable antibody available: The immunogens of our CEACAM1 anti...

Read More


Sign up