The active component of the wonder drug penicillin and related antibiotics such as the cephalosporins is an "enchanted ring," called the β-lactam ring ... strain on the bond angles that carbon ...

Beta-lactam allergy was ruled out in more than 85% of patients, and 35.8% went on to be treated with beta-lactam with no hypersensitivity reactions, new research shows.

sharing together a specific structural feature of the beta-lactam ring. Among them, penicillin is one of the earliest discovered and most widely used antibiotic agents. In addition, penicillin is ...