Cryoultramicrotomy

**Definition:** The technique of using a cryostat or freezing microtome, in which the temperature is regulated to -20 degrees Celsius, to cut ultrathin frozen sections for microscopic (usually, electron microscopic) examination.

**Tree numbers:** - E01.370.225.500.620.530.160 - E01.370.225.750.600.530.160 - E05.200.500.620.530.160 - E05.200.750.600.530.160

**Synonyms:** - Freeze Sectioning - Cryosectioning