Oxygen Radical Antioxidant Capacity (ORAC) Assay

  • Obtain results in less than 2 hours
  • Suitable for use with plasma, cell fractions, tissue lysates, solid and aqueous nutrition samples
  • Antioxidant standard included

 

Frequently Asked Questions about this product

General FAQs about Oxidative Stress

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OxiSelect™ ORAC Activity Assay Kit
Catalog Number
STA-345
Size
192 assays
Detection
Fluorometric
Manual/Data Sheet Download
SDS Download
Price
$455.00
OxiSelect™ ORAC Activity Assay Kit
Catalog Number
STA-345-5
Size
5 x 192 assays
Detection
Fluorometric
Manual/Data Sheet Download
SDS Download
Price
$1,920.00
OxiSelect™ ORAC Activity Assay Kit, Trial Size
Catalog Number
STA-345-T
Size
48 assays
Detection
Fluorometric
Manual/Data Sheet Download
SDS Download
Price
$230.00
Product Details

The ORAC assay is a powerful tool to measure the antioxidant capacity of biomolecules. Our OxiSelect™ ORAC Activity Assay measures this capacity in less than 2 hours from a wide variety of sample types.

Assay Principle for the OxiSelect™ ORAC Activity Assay. Please see product manual for detailed calculations.

Recent Product Citations
  1. Bailey-Downs, L.C. et al. (2011). Liver-Specific Knockdown of IGF-1 Decreases Vascular Oxidative Stress Resistance by Impairing the Nrf2-Dependent Antioxidant Response: A Novel Model of Vascular Aging. J. Gerontol A Biol Sci Med Sci. 10.1093/gerona/glr164. 
  2. Ungvari, Z. et al. (2011). Extreme Longevity Is Associated With Increased Resistance to Oxidative Stress in Arctica islandica, the Longest-Living Non-Colonial Animal. J. Gerontol A Biol Sci Med Sci. 10.1093/gerona/glr044.
  3. Ungvari, Z. et al. (2011). Free Radical Production, Antioxidant Capacity, and Oxidative Stress Response Signatures in Fibroblasts from Lewis Dwarf Rats: Effects of Life Span-Extending Peripubertal GH Treatment. J. Gerontol. A Biol Sci Med Sci. 10.1093/gerona/glr004.