pH-partition behavior of amino acid-like  -lactam antibiotics.
D000577:Amides; D000667:Ampicillin; D000900:Anti-Bacterial Agents; D002506:Cephalexin; D002507:Cephaloglycin; D055598:Chemical Phenomena; D002621:Chemistry; D006863:Hydrogen-Ion Concentration; D007769:Lactams; D009994:Osmolar Concentration; D010406:Penicillins; D010649:Phenylalanine; D013499:Surface Properties; D013500:Surface Tension
D000577:Amides; D000900:Anti-Bacterial Agents; D007769:Lactams; D010406:Penicillins; D010649:Phenylalanine; D000667:Ampicillin; D002507:Cephaloglycin; D002506:Cephalexin