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Key Documents

MAB3299

Sigma-Aldrich

Anti-DNA Antibody, single stranded specific, clone F7-26

clone F7-26, Chemicon®, from mouse

Synonym(s):

Anti-single stranded DNA, Single-stranded DNA antibody

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About This Item

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

biological source

mouse

Quality Level

antibody form

purified immunoglobulin

antibody product type

primary antibodies

clone

F7-26, monoclonal

species reactivity (predicted by homology)

all

manufacturer/tradename

Chemicon®

technique(s)

flow cytometry: suitable
immunocytochemistry: suitable
immunohistochemistry (formalin-fixed, paraffin-embedded sections): suitable

isotype

IgM

shipped in

dry ice

target post-translational modification

unmodified

General description

Apoptosis is a genetically and biochemically regulated mechanism of programmed cell death that plays an important role in a variety of human diseases including cancer, immune disorders, and neurologic, cardiovascular and infectious diseases. Decreased stability of apoptotic DNA toward thermal denaturation is induced by the proteolysis of DNA-bound proteins during the execution of apoptosis. This conclusion is supported by the binding of anti-ssDNA monoclonal antibodies to non-apoptotic cells treated with proteinase K before heating and by prevention of DNA denaturation and MAb reactivity in apoptotic nuclei reconstituted with histones (Frankfurt et al. 1996, 1997). Thus, staining of cell suspensions and tissue sections with such antibodies following a heat treatment, which induces DNA denaturation in situ only in apoptotic nuclei, is a specific and sensitive method for the detection of apoptotic cells. CHEMICON MAB3299 provides a cellular marker specific for apoptotic death that is independent of internucleosomal DNA fragmentation and is useful for the detection of different stages of apoptosis in various cell types.

Specificity

Specifically reactive with single-stranded DNA and is ideal for the detection of apoptotic cells in suspension or in tissue sections. The antibody does not recognize DNA in double-stranded conformations. MAB3299 provides a cellular marker specific for apoptotic death that is independent of internucleosomal DNA fragmentation and is useful for the detection of different stages of apoptosis in various cell types. Antibody reacts specifically with deoxycytidine and requires stretch of ssDNA of at least 25-30 bases in length for the binding. Importantly, in contrast with the TUNEL method, monoclonal antibodies to ssDNA are specific for apoptotic cell death and do not detect necrotic cells.

Immunogen

Epitope: single stranded specific
F7-26 was generated by the immunization of mice with calf thymus single-stranded DNA.

Application

1. Immunoprecipitation

2. Immunohistochemistry: formalin fixed, paraffin embedded tissues & 4% PF frozen tissues (special detection protocol required. FACS analysis (special protocol required),
Anti-DNA Antibody, single stranded specific, clone F7-26 detects level of DNA & has been published & validated for use in FC, IC, IH, IH(P).

Physical form

Format: Purified
Purified Immunoglobulin. Liquid in PBS supplemented with 5% fetal bovine Serum (FBS), containing no preservatives.

Storage and Stability

Maintain frozen at -80°C in undiluted aliquots for up to 12 months after date of purchase.

Analysis Note

Control
Apoptotic cells

Other Notes

Concentration: Please refer to the Certificate of Analysis for the lot-specific concentration.

Legal Information

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

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Storage Class Code

12 - Non Combustible Liquids

WGK

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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