butanol extractions

[russos at HAL.HAHNEMANN.EDU]

Hi,

        Someone recently wrote:

I understand a butanol extraction when extracting DNA serves to
remove water and nothing else. Is there anything else butanol
does?
does?(oops)

To my knowledge, butanol also removes ethidium if your DNA has been stained!

                                                        Scott Russo
                                                        Hahnemann Univ.