title: Penicillin effect on intracellular sodium and potassium concentrations of bacterial and protoplast forms of Streptococcus faecalis.
mesh_terms: D013293:Enterococcus faecalis / Q000378:metabolism*; D010400:Penicillin G / Q000494:pharmacology*; D011188:Potassium / Q000378:metabolism*; D011523:Protoplasts / Q000378:metabolism; D012964:Sodium / Q000378:metabolism*
chemical_list: D012964:Sodium; D010400:Penicillin G; D011188:Potassium