Product Name
Fibulin 3 (EFEMP1), Polyclonal Antibody
Full Product Name
Fibulin 3 Antibody
Product Synonym Names
FBLN3, EGF-containing fibulin-like extracellular matrix protein 1, EFEMP1, DHRD, DRAD, FBNL, MLVT, MTLV, S1-5, FIBL-3
Product Gene Name
anti-EFEMP1 antibody
[Similar Products]
Research Use Only
For Research Use Only. Not for use in diagnostic procedures.
Species Reactivity
Human, Mouse, Rat
Purity/Purification
Affinity chromatography purified via peptide column
Form/Format
Supplied in PBS containing 0.02% sodium azide.
Immunogen Description
Raised against a 19 amino acid peptide near the carboxy terminus of human Fibulin 3.
Preparation and Storage
Can be stored at -20 degree C, stable for one year. As with all antibodies care should be taken to avoid repeated freeze thaw cycles. Antibodies should not be exposed to prolonged high temperatures.
Other Notes
Small volumes of anti-EFEMP1 antibody vial(s) may occasionally become entrapped in the seal of the product vial during shipment and storage. If necessary, briefly centrifuge the vial on a tabletop centrifuge to dislodge any liquid in the container`s cap. Certain products may require to ship with dry ice and additional dry ice fee may apply.
Related Product Information for
anti-EFEMP1 antibody
Fibulin 3, also known as epidermal growth factor (EGF)-containing fibulin-like extracellular matrix protein 1 (EFEMP1), is a member of the fibulin family of extracellular glycoproteins, a group of proteins that are widely distributed and frequently associated with vascular and elastic tissues. The fibulin proteins typically contain a tandem array of EGF-like repeats and a fibulin-type COOH-terminal module. Aberrant accumulation of Fibulin 3 in the endoplasmic reticulum of retinal pigment epithelial cells has been shown to be associated with inherited forms of macular degeneration, but the loss of Fibulin 3 expression does not lead to macular degeneration but rather the appearance of hernias due to a reduction of elastic fibers of fascial connective tissue. Recent experiments have shown that expression of Fibulin 3 promotes tumor growth and may thus be a therapeutic target. At least three isoforms of Fibulin 3 are known to exist. This antibody is predicted to not cross-react with other Fibulin proteins.
Product Categories/Family for anti-EFEMP1 antibody
Total protein Ab
Applications Tested/Suitable for anti-EFEMP1 antibody
ELISA (EIA), Western Blot (WB), Immunocytochemistry (ICC)
Western Blot (WB) of anti-EFEMP1 antibody
Western blot analysis of Fibulin 3 in HeLa cell lysate with Fibulin 3 antibody at (A) 0.5 and (B) 1 ug/mL.

Immunocytochemistry (ICC) of anti-EFEMP1 antibody
Immunocytochemistry of Fibulin 3 in HeLa cells with Fibulin 3 antibody at 20 ug/mL.

NCBI/Uniprot data below describe general gene information for EFEMP1. It may not necessarily be applicable to this product.
NCBI Accession #
NP_004096
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NCBI GenBank Nucleotide #
NM_004105.3
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UniProt Secondary Accession #
Q541U7; A8K3I4; B4DW75; D6W5D2[Other Products]
UniProt Related Accession #
Q12805[Other Products]
Molecular Weight
39,195 Da[Similar Products]
NCBI Official Synonym Full Names
EGF containing fibulin-like extracellular matrix protein 1
NCBI Official Symbol
EFEMP1 [Similar Products]
NCBI Official Synonym Symbols
DHRD; DRAD; FBNL; MLVT; MTLV; S1-5; FBLN3; FIBL-3
[Similar Products]
NCBI Protein Information
EGF-containing fibulin-like extracellular matrix protein 1
UniProt Protein Name
EGF-containing fibulin-like extracellular matrix protein 1
UniProt Synonym Protein Names
Extracellular protein S1-5; Fibrillin-like protein; Fibulin-3; FIBL-3
Protein Family
EGF-containing fibulin-like extracellular matrix protein
UniProt Gene Name
EFEMP1 [Similar Products]
UniProt Synonym Gene Names
FBLN3; FBNL; FIBL-3 [Similar Products]
UniProt Entry Name
FBLN3_HUMAN
NCBI Summary for EFEMP1
This gene encodes a member of the fibulin family of extracellular matrix glycoproteins. Like all members of this family, the encoded protein contains tandemly repeated epidermal growth factor-like repeats followed by a C-terminus fibulin-type domain. This gene is upregulated in malignant gliomas and may play a role in the aggressive nature of these tumors. Mutations in this gene are associated with Doyne honeycomb retinal dystrophy. Alternatively spliced transcript variants that encode the same protein have been described.[provided by RefSeq, Nov 2009]
UniProt Comments for EFEMP1
EFEMP1: Binds EGFR, the EGF receptor, inducing EGFR autophosphorylation and the activation of downstream signaling pathways. May play a role in cell adhesion and migration. May function as a negative regulator of chondrocyte differentiation. In the olfactory epithelium, it may regulate glial cell migration, differentiation and the ability of glial cells to support neuronal neurite outgrowth. Defects in EFEMP1 are a cause of Doyne honeycomb retinal dystrophy (DHRD); also known as malattia leventinese (MLVT) (ML). DHRD is an autosomal dominant disease characterized by yellow-white deposits known as drusen that accumulate beneath the retinal pigment epithelium. Belongs to the fibulin family. 4 isoforms of the human protein are produced by alternative splicing.
Protein type: Secreted, signal peptide; Secreted
Chromosomal Location of Human Ortholog: 2p16
Cellular Component: extracellular matrix; extracellular space; proteinaceous extracellular matrix; extracellular region
Molecular Function: protein binding; epidermal growth factor receptor activity; growth factor activity; calcium ion binding; epidermal growth factor receptor binding
Biological Process: epidermal growth factor receptor signaling pathway; extracellular matrix organization and biogenesis; peptidyl-tyrosine phosphorylation; visual perception; regulation of transcription, DNA-dependent; negative regulation of chondrocyte differentiation
Disease: Doyne Honeycomb Retinal Dystrophy
Research Articles on EFEMP1
1. R345W mutation in EFEMP1 is responsible for the dominant retinal drusen.
Precautions
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