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Key Documents

MAB19310

Sigma-Aldrich

Anti-Aggrecan Antibody, MMP Cleaved, NT FFGVG neoepitopes, clone AF-28

clone AF-28, Chemicon®, from mouse

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About This Item

UNSPSC Code:
12352203
eCl@ss:
32160702
NACRES:
NA.41

biological source

mouse

Quality Level

antibody form

purified antibody

antibody product type

primary antibodies

clone

AF-28, monoclonal

species reactivity

bovine, rat, human, pig, mouse

should not react with

guinea pig, horse

manufacturer/tradename

Chemicon®

technique(s)

ELISA: suitable
western blot: suitable

isotype

IgG1

NCBI accession no.

UniProt accession no.

shipped in

wet ice

target post-translational modification

unmodified

Gene Information

human ... ACAN(176)

General description

Aggrecan is also known as aggregating chondroitin sulphate proteoglycan. Aggrecan is the major proteoglycan present in articular cartilage, composing up to 10% of its dry weight. It is responsible for endowing articular with its intrinsic properties of load bearing and compressive forces.

Specificity

Mouse anti-aggrecan is a cleavage-site-specific monoclonal antibody for detecting metalloproteinase-derived aggrecan fragments. The antibody recognizes neo-epitopes on polypeptides with N-terminal FFGVG sequences. This sequence is found at the N-terminus of aggrecan fragments that have been digested with MMPs. By immunoblotting, AF-28 specifically detected G2 fragments derived from an aggrecan G1-G2 substrate digested with stromelysin, collagenase, gelatinase, and matrilysin, but failed to detect G2 fragments obtained from elastase, trypsin, or cathepsin B digests. Undigested G1-G2 was not detected. Competition experiments confirmed that peptides containing internal FFGVG sequences were not detected by the antibody. Clone AF-28 specifically recognizes a neo-epitope on polypeptides with N-terminal FFGVG Sequences. This sequence is found at the N-terminus of aggrecan fragments that have been digested with matrix metalloproteinases.

Immunogen

Epitope: N-terminus FFGVG neoepitopes
FFGVGGEEDC-KLH peptide

Application

Detect Aggrecan using this Anti-Aggrecan Antibody, MMP Cleaved, N-terminus FFGVG neoepitopes, clone AF-28 validated for use in ELISA & WB.
Research Category
Cell Structure
Research Sub Category
ECM Proteins

Inflammation & Autoimmune Mechanisms
Western blot

ELISA

Optimal working dilutions must be determined by the end user.

Physical form

Format: Purified
Liquid in PBS pH 7.4 containing 0.09% sodium azide as a preservative.
Protein A purified

Storage and Stability

Maintain for 1 year at 2–8°C from date of shipment. Aliquot to avoid repeated freezing and thawing. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.

Analysis Note

Control
Cartilage, neural tube, and brain tissue

Legal Information

CHEMICON is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class

10 - Combustible liquids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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MMP proteolysis of the human extracellular matrix protein aggrecan is mainly a process of normal turnover.
Struglics, A; Hansson, M
The Biochemical Journal null
Soluble recombinant neprilysin induces aggrecanase-mediated cleavage of aggrecan in cartilage explant cultures
Chevrier, A, et al
Archives of Biochemistry and Biophysics, 396, 178-186 (2001)
F A Mercuri et al.
The Journal of biological chemistry, 274(45), 32387-32395 (1999-11-05)
A recombinant human aggrecan G1-G2 fragment comprising amino acids Val(1)-Arg(656) has been expressed in Sf21 cells using a baculovirus expression system. The recombinant G1-G2 (rG1-G2) was purified to homogeneity by hyaluronan-Sepharose affinity chromatography followed by high performance liquid chromatography gel
Multiple functions of Osterix are required for bone growth and homeostasis in postnatal mice.
Zhou X, Zhang Z, Feng JQ, Dusevich VM, Sinha K, Zhang H, Darnay BG, de Crombrugghe B
Proceedings of the National Academy of Sciences of the USA null
The composition of the mesenchymal stromal cell compartment in human bone marrow changes during development and aging.
Maijenburg, MW; Kleijer, M; Vermeul, K; Mul, EP; van Alphen, FP; van der Schoot, CE; Voermans, C
Haematologica null

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