"114127885"@en-us . "penicillinase"^^ . . . . . "14978544-n"^^ . . . . . "0"^^ . . . "penicillinase"@en-us . . "beta-lactamase"@en-us . . "enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic"@en-us . "0"^^ . "114978544"^^ . .