Induction of reversal of the heart beat in chick embryos by injection of novocain into the vein.
D006321:Heart / Q000196:embryology*; D006339:Heart Rate; D007267:Injections; D011343:Procaine / Q000494:pharmacology*; D014680:Veins
D011343:Procaine
HEART/embryology; PROCAINE/pharmacology