Dear Randy,
I store my RNA samples in water at -70 C all the time, and they never
precipitate. I'm not sure what happened to your samples.
Shelley
On 9 Oct 1996, Dr. Randal W. Giroux wrote:
> WE have made a number of RNA preps and unfortunatelty they (RNA in H2O)
> were placed at -70. Most of the samples appear to have ppt out the RNa and
> it doesn't look like it's going to back into solution.
>> Anyone know what happened to them??
>> We are wondering what the ultralow temp did to make these ppt
>> Randy
>>