ticarcillin Ticarcillinum CAS:34787-01-4 ChEBI:9587 Ticarcillin is a carboxypenicillin used for the treatment of Gram-negative bacteria, particularly P. aeruginosa. Ticarcillin's antibiotic properties arise from its ability to prevent cross-linking of peptidoglycan during cell wall synthesis, when the bacteria try to divide, causing cell death. ARO:3003832 Ticarcilina Ticarcilline antibiotic_resistance PubChem:36921 ChEMBL:CHEMBL1449 penicillin with extended spectrum