Ultracryotomy: a technique for cutting ultrathin sections of unfixed frozen biological tissues for electron microscopy.
D000818:Animals; D005615:Freezing; D006651:Histocytochemistry; D008722:Methods; D008854:Microscopy, Electron; D008867:Microtomy / Q000295:instrumentation; D011817:Rabbits; D012160:Retina / Q000166:cytology