Any process that stops, prevents or reduces the frequency, rate or extent of epithelial to mesenchymal transition involved in endocardial cushion formation.
Synonyms:
exact_synonym:
down regulation of epithelial to mesenchymal transition involved in endocardial cushion formation; downregulation of epithelial to mesenchymal transition involved in endocardial cushion formation
narrow_synonym:
inhibition of epithelial to mesenchymal transition involved in endocardial cushion formation