translate English to French: The K+-depleted cells accumulated 22Na+ only when there was no diethanolamine in the external buffer (50 mM Tris–HCl, pH 7.5).
Les cellules démunies de K+ accumulent le 22Na+ seulement en absence de diéthanolamine dans le tampon externe (Tris–HCl 50 mM, pH 7,5).