Ethidium Bromide question

Mark Walberg walberg at
Thu Nov 30 14:37:02 EST 1995

Hopkins, Charlotte wrote:
> I am trying to find out which way Ethidium bromide runs in an agrose gel.  Is
> it in the same direction as the DNA (negative to positive) or in the opposite
> direction
> My email address is hopkinsc at
> Many thanks for any advice you may have
> Charlotte Cameron
> Lincoln University
> Canterbury
> New Zealand

Ethidium is positively charged.  DNA is negatively 

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