Ethidium bromide

Product ID: M1282

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  • Buy 5 for $39.92 each and save 20%

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Commonly used nucleic acid stain.

Fluorescence of Ethidium Bromide increases 25-fold upon intercalation with double-stranded DNA and 21-fold upon intercalation with double-stranded-RNA, eliminating the need to destain background.

Technical Data
SKU M1282
CAS Number 1239-45-8
Unit Size 100mg
Alternative Names Homidium bromide
Absorption 518nm
Emission Wavelength 605
Detection Method Fluorescence
Molecular Formula C₂₁H₂₀BrN₃
Molecular Weight 394.31
Storage Conditions Room Temperature

References and Citations


  • Chukwudi CU, Good L. (2016) "Interaction of the tetracyclines with double-stranded RNAs of random base sequence: new perspectives on the target and mechanism of action." Journal of Antibiotic 69(8) 622-630.
  • Giulietti JM, Tate PM, Cai A, Cho B, Mulcah SP. (2016) " DNA-​binding studies of the natural β-​carboline eudistomin U." Bioorganic & Medicinal Chemistry Letters 26(19) 4705-4708.
  • Lupien A, Gingras H, Bergeron MG, Leprohon P, Ouellette M. (2015) "Multiple mutations and increased RNA expression in tetracycline-​resistant Streptococcus pneumoniae as determined by genome-​wide DNA and mRNA sequencing." Journal of Antimicrobial Chemotherapy 70(7) 1946-1959.
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