Product: EpCAM Antibody
Catalog: DF6311
Description: Rabbit polyclonal antibody to EpCAM
Application: WB IHC IF/ICC
Cited expt.: WB, IF/ICC
Reactivity: Human, Mouse, Rat
Mol.Wt.: 35kDa,40kDa; 35kD(Calculated).
Uniprot: P16422
RRID: AB_2838277

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Product Info

Source:
Rabbit
Application:
WB 1:500-1:2000, IHC 1:50-1:200, IF/ICC 1:100-1:500
*The optimal dilutions should be determined by the end user.
*Tips:

WB: For western blot detection of denatured protein samples. IHC: For immunohistochemical detection of paraffin sections (IHC-p) or frozen sections (IHC-f) of tissue samples. IF/ICC: For immunofluorescence detection of cell samples. ELISA(peptide): For ELISA detection of antigenic peptide.

Reactivity:
Human,Mouse,Rat
Clonality:
Polyclonal
Specificity:
EpCAM Antibody detects endogenous levels of total EpCAM.
RRID:
AB_2838277
Cite Format: Affinity Biosciences Cat# DF6311, RRID:AB_2838277.
Conjugate:
Unconjugated.
Purification:
The antiserum was purified by peptide affinity chromatography using SulfoLink™ Coupling Resin (Thermo Fisher Scientific).
Storage:
Rabbit IgG in phosphate buffered saline , pH 7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol. Store at -20 °C. Stable for 12 months from date of receipt.
Alias:

Fold/Unfold

17 1A; 323/A3; Adenocarcinoma associated antigen; Adenocarcinoma-associated antigen; Antigen identified by monoclonal antibody AUA1; AUA1; CD326; CD326 antigen; Cell surface glycoprotein Trop 1; Cell surface glycoprotein Trop 2; Cell surface glycoprotein Trop-1; CO 17A; CO17 1A; CO17A; DIAR5; EGP 2; EGP; EGP2; EGP314; EGP40; Ep CAM; Ep-CAM; EPCAM; EPCAM_HUMAN; EpCAM1; Epithelial cell adhesion molecule; Epithelial Cell Adhesion Molecule Intracellular Domain (EpCAM-ICD); Epithelial cell surface antigen; Epithelial cellular adhesion molecule; Epithelial glycoprotein 1; Epithelial glycoprotein 314; Epithelial glycoprotein; ESA; GA733 1; GA733 2; GA733-2; gastrointestinal tumor-associated antigen 2, 35-KD glycoprotein; gp4; hEGP 2; hEGP314; HNPCC8; Human epithelial glycoprotein 2; KS 1/4 antigen; KS1/4; KSA; Ly74; Lymphocyte antigen 74; M1S 1; M1S2; M4S1; Major gastrointestinal tumor associated protein GA733 2; Major gastrointestinal tumor-associated protein GA733-2; mEGP314; Membrane component chromosome 4 surface marker (35kD glycoprotein); Membrane component, chromosome 4, surface marker 1; Membrane component, chromosome 4, surface marker; MIC18; MK 1; Protein 289A; TACD1; TACSTD1; TROP1; Tumor associated calcium signal transducer 1; Tumor associated calcium signal transducer 2 precursor; Tumor-associated calcium signal transducer 1;

Immunogens

Immunogen:

A synthesized peptide derived from human EpCAM, corresponding to a region within the internal amino acids.

Uniprot:
Gene(ID):
Expression:
P16422 EPCAM_HUMAN:

Highly and selectively expressed by undifferentiated rather than differentiated embryonic stem cells (ESC). Levels rapidly diminish as soon as ESC's differentiate (at protein levels). Expressed in almost all epithelial cell membranes but not on mesodermal or neural cell membranes. Found on the surface of adenocarcinoma.

Description:
Epithelial cell adhesion and activating molecule (EpCAM/CD326) is a transmembrane glycoprotein that mediates Ca2+-independent, homophilic adhesions on the basolateral surface of most epithelial cells. EpCAM is not expressed in adult squamous epithelium, but it is highly expressed in adeno and squamous cell carcinomas (1). Research studies identified EpCAM as one of the first tumor-associated antigens, and it has long been a marker of epithelial and tumor tissue. Investigators have shown that EpCAM is highly expressed in cancer cells (reviewed in 2,3).
Sequence:
MAPPQVLAFGLLLAAATATFAAAQEECVCENYKLAVNCFVNNNRQCQCTSVGAQNTVICSKLAAKCLVMKAEMNGSKLGRRAKPEGALQNNDGLYDPDCDESGLFKAKQCNGTSMCWCVNTAGVRRTDKDTEITCSERVRTYWIIIELKHKAREKPYDSKSLRTALQKEITTRYQLDPKFITSILYENNVITIDLVQNSSQKTQNDVDIADVAYYFEKDVKGESLFHSKKMDLTVNGEQLDLDPGQTLIYYVDEKAPEFSMQGLKAGVIAVIVVVVIAVVAGIVVLVISRKKRMAKYEKAEIKEMGEMHRELNA

Research Backgrounds

Function:

May act as a physical homophilic interaction molecule between intestinal epithelial cells (IECs) and intraepithelial lymphocytes (IELs) at the mucosal epithelium for providing immunological barrier as a first line of defense against mucosal infection. Plays a role in embryonic stem cells proliferation and differentiation. Up-regulates the expression of FABP5, MYC and cyclins A and E.

PTMs:

Hyperglycosylated in carcinoma tissue as compared with autologous normal epithelia. Glycosylation at Asn-198 is crucial for protein stability.

Subcellular Location:

Lateral cell membrane>Single-pass type I membrane protein. Cell junction>Tight junction.
Note: Colocalizes with CLDN7 at the lateral cell membrane and tight junction.

Extracellular region or secreted Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionSubcellular location
Tissue Specificity:

Highly and selectively expressed by undifferentiated rather than differentiated embryonic stem cells (ESC). Levels rapidly diminish as soon as ESC's differentiate (at protein levels). Expressed in almost all epithelial cell membranes but not on mesodermal or neural cell membranes. Found on the surface of adenocarcinoma.

Family&Domains:

Belongs to the EPCAM family.

References

1). Efficient intervention for pulmonary fibrosis via mitochondrial transfer promoted by mitochondrial biogenesis. Nature communications, 2023 (PubMed: 37723135) [IF=16.6]

Application: IF/ICC    Species: human    Sample: hLECs

Fig. 5: Therapeutic potentials of Pg-Fe-hMSC in both monocellular and multicellular humanized fibrotic models. a Schematic illustration and representative image of EpCAM immunostaining in primary human lung epithelial cells (hLECs). Scale bar, 50 μm. b Mitochondrial transfer rates from the indicated hMSC to the primary hLEC (n = 3 biologically independent cells). c Relative intracellular ROS levels (n = 3 biologically independent cells), d TGF-β expression levels (n = 4 biologically independent cells), and e Viability of BLM-treated hLEC after the indicated treatment using different engineered hMSCs (n = 3 biologically independent cells). f Schematic illustration showing the preparation of the 3D multicellular human fibrotic model. g Representative immunostaining images showing the expression of α-smooth muscle actin (α-SMA), vimentin, collagen-I, and Ki-67 in the healthy and fibrotic multicellular human spheroid models. Blue fluorescent signals indicate the cell nuclei and green signals indicate the biomarkers. Scale bar, 20 μm. h Mitochondrial transfer rates of different engineered hMSC in fibrotic human lung spheroids (n = 3 biologically independent experiments). i Relative intracellular ROS levels (n = 3 biologically independent experiments) and j TGF-β expression levels of fibrotic human lung spheroids after the indicated treatment using different engineered hMSCs (n = 4 biologically independent experiments). k Viability of fibrotic human lung spheroids after the indicated treatment using different engineered hMSCs (n = 3 biologically independent experiments). Data are presented as means ± SD. Statistical significance was analyzed using ordinary one-way ANOVA. ECs epithelial cells

2). Pyrogallol enhances therapeutic effect of human umbilical cord mesenchymal stem cells against LPS-mediated inflammation and lung injury via activation of Nrf2/HO-1 signaling. Free radical biology & medicine, 2022 (PubMed: 36028178) [IF=7.1]

3). B3GNT5 is a novel marker correlated with malignant phenotype and poor outcome in pancreatic cancer. iScience, 2024 (PubMed: 39319269) [IF=5.8]

4). Aquaporin5 Deficiency Aggravates ROS/NLRP3 Inflammasome-Mediated Pyroptosis in the Lacrimal Glands. INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, 2023 (PubMed: 36626177) [IF=5.0]

5). Intestinal Epithelial Cell Exosome Launches IL-1β-Mediated Neuron Injury in Sepsis-Associated Encephalopathy. Frontiers in Cellular and Infection Microbiology, 2022 (PubMed: 35111693) [IF=4.6]

Application: WB    Species: rat    Sample: exosomes

Figure S4| Isolation and authentication of exosomes.(C) Exosomes were further verified by WB using CD63, CD9, CD81 and EpCAM antibodies.

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