Resumption of contractions after freezing in liquid nitrogen in small pieces of rat heart containing pacemaking centers.
D000818:Animals; D003451:Cryoprotective Agents / Q000494:pharmacology; D003470:Culture Media; D005260:Female; D005615:Freezing; D006018:Glycols / Q000494:pharmacology; D006321:Heart / Q000502:physiology*; D066298:In Vitro Techniques; D009119:Muscle Contraction; D009584:Nitrogen; D051381:Rats; D012849:Sinoatrial Node / Q000502:physiology
D003451:Cryoprotective Agents; D003470:Culture Media; D006018:Glycols; D009584:Nitrogen