title: ULTRARAPID TISSUE FREEZING IN LIQUID NITROGEN.
mesh_terms: D000818:Animals; D003080:Cold Temperature; D005615:Freezing; D006652:Histological Techniques; D009584:Nitrogen; D011817:Rabbits; D012106:Research
chemical_list: D009584:Nitrogen
keywords: COLD; EXPERIMENTAL LAB STUDY; FREEZING; HISTOLOGICAL TECHNICS; NITROGEN; RABBITS