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You are here:Home » Cloning » Cloning-Nucleic Acids » DNA, Calf Thymus (Deoxyribonucleic acid)

DNA, Calf Thymus (Deoxyribonucleic acid)

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Specifications

Specially prepared to be low in protein content but highly polymerized. Suitable as a substrate for deoxyribonuclease. This DNA is an excellent substrate for DNase. A sodium salt, it must be converted by adding magnesium ions to be susceptible to DNase.
Catalog #D3880
Advantages Low protein and RNA content
Characterized by a high polymerization factor
Hyperchromicity 27%
Absorbance Ratio (A260/A280) 1.8
Recommended Storage Buffer10mM Tris-HCl. pH 8 containing 1mM EDTA (TE Buffer)
Quality ControlSDS-PAGE
Storage and StabilityLyophilized powder may be stored at 4°C. Stable for 12 months at 4°C. Reconstitute with sterile buffer. Aliquot to avoid repeated freezing and thawing. Store at -20°C. Reconstituted product is stable for 6 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.
CAS Number9007-49-2
Source
Calf thymus isolated by the method established by Marmur.
Form
Supplied as a highly purified dried powder
Alternate namesDeoxyribonucleic acid sodium salt


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