PEM Fixation Solution
100 mm piperazine-N,N′-bis(2-ethanesulfonic acid) (PIPES)
1 mm EGTA
1 mm MgSO4
Adjust the pH to 6.9. (Note that it is important to use the sodium and not potassium salt of PIPES.)
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100 mm piperazine-N,N′-bis(2-ethanesulfonic acid) (PIPES)
1 mm EGTA
1 mm MgSO4
Adjust the pH to 6.9. (Note that it is important to use the sodium and not potassium salt of PIPES.)